ASTRONOMY LINKS

ASTRONOMY LINKS

Clark M. Thomas
Roanoke, VA

Lagoon Nebula


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BEST OF THE BEST
NEWEST LINKS
CLARK'S WEB PAGES
EVENTS AND MOVING TARGETS
FOR BEGINNERS AND EVERYBODY ELSE
TOOLS FOR GETTING STARTED
SPACE FLIGHT & ETs
THE SUN AND THE MOON
STARS AND STAR CLUSTERS
BLACK HOLES AND COSMOLOGY
NON-VISUAL ASTRONOMY
MISCELLANEOUS
WEIRD AND AMAZING STUFF
ORGANIZATIONS AND OBSERVATORIES
SOLAR SYSTEM OBSERVING
DEEP SKY OBSERVING
SPACE IMAGES
AMATEUR CCD ASTRONOMY
PRODUCT SOURCES AND REVIEWS
LINKS WITH MANY LINKS

Welcome to my FREE and NON-COMMERCIAL collection of astronomy links!

* Some individual links are in ALL CAPS to indicate their extra value.

* For frequent visitors I have included a NEWEST LINKS section for temporary placement of my latest additions.

* I have resisted the urge to create too many categories, for two reasons: First, many links would properly
belong to more than one category. Second, I want to encourage you to browse and discover. HINT: Try using your browser's search box to locate key words in titles.

* This site is not an encyclopedia, just one amateur astronomer's inspiration for what star gazers
at all levels of experience would like to see.

* This site was formerly located at astronomy-links.com. If you mistakenly go there now, you will see everything this site is not.

* If this site earns your approval, please put a link to it on your own web site.

* To share with me, or to report non-linking links, just email me.




BEST OF THE BEST

PICTURE OF THE DAY ARCHIVE
AN ATLAS OF THE UNIVERSE
SIX COSMOLOGICAL FALLACIES
SPACE.COM
WIKISKY
SKYFACTORY
GOOGLE SKY
UNIVERSE TODAY
FOXNEWS SPACE CENTER
SKYHOUND
ADVENTURES IN DEEP SPACE
ALADIN PREVIEWER
DEEP SKY BROWSER
NASA
SPITZER SPACE TELESCOPE
HUBBLESITE
CLEAR SKY CLOCK
ASTRONOMICAL LEAGUE OBSERVING CLUBS
HAWAIIAN ASTRONOMICAL SOCIETY'S DEEP SKY ATLAS
MARTINDALE'S REFERENCE DESK
DEEP SKY DATABASE
VIEWS OF THE SOLAR SYSTEM
CASSINI-HUYGENS
MARS INTRODUCTION
2MASS ATLAS IMAGE GALLERY
IMAGES OF NGC OBJECTS
THE MESSIER CATALOG
BAD ASTRONOMY
ENCYCLOPEDIA ASTRONAUTICA
NOVA - ORIGINS
ASTRONOMY RESOURCES FOR KIDS
ASTROWEB
ASTRONOMY BLOGS
LIVESCIENCE
CLUBS AND ORGANIZATIONS IN N. AMERICA
UTAH SKIES
S&T's INTERACTIVE OBSERVING TOOLS
SPECTRA OF STARS
WHY SCIENTISTS DISMISS 'INTELLIGENT DESIGN'
DIGITAL UNIVERSE VIEWER
NASA/IPAC EXTRAGALACTIC DATABASE
QUARKS TO QUASARS
DARK MATTER DETECTED BEYOND OUR OBSERVABLE UNIVERSE
SCITECH DAILY RESOURCES
CONVERT ANYTHING TO ANYTHING ELSE
OPEN DIRECTORY - ASTRONOMY LINKS
NEW SCIENTIST - ASTRONOMY AND COSMOLOGY
PHYSICS FOR BEGINNERS
GOOGLE SKY
STSCI DIGITIZED SKY SURVEY

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NEWEST LINKS

If the Earth stopped spinning
Proposal for next big telescopes
Gravity wave project
Space quotations
Methods of detecting extrasolar planets
25,000 new asteroids found by NASA
Learning Astronomy.com
NASA: Near-Earth Object Program
Hubble solves two Jupiter mysteries
How the Oort Cloud may have formed
Moon phases calendar 2010
Al Kelly galaxies
Stellar magnitudes
Einstein's theory fights off challengers
Obama wants Mars mission by mid-2030s
Rogue brown dwarf nearby
Black hole to eat Earth?
To Mars in 40 days?
Astrophotography by Leonardo Orazi
Eyepiece designs
Do the meek inherit the galaxy?
ISS' assembly modules
SkyVoyager app
SkyFi
National Solar Observatory
Take a "Swift" Tour of M31
Meteorite with 14,000 organic compounds
WIYN galaxy images
Einstein Cross
Solar Dynamics Observatory
Mass extinction underway
Astronomy vacations in NM
How much real science is in Avatar?
Methane study favors life on Mars theory
Star of Bethlehem: fact or fiction
Astronomy calendar 2010
Mars 2009/2010
Astronomy and global warming
Steamy water planet nearby
SHADOW AND SUBSTANCE
WISE spacecraft
IAAC visual observations
Moons of Uranus
Visual magnitudes of 4 largest moons of Uranus
Uranus Viewer 2.3
Jupiter Viewer 1.2
Hottest Messier links
E.T. phone Rome: Vatican looks for signs of alien life
Popular Science: astronomy
Dealing with dew
NASA - Ames Research Center
Steve Gottlieb's NGC notes
What would I weigh on another planet?
Sailing in space
Earth Impact Database
Meteorite-asteroid mystery solved

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CLARK'S WEB PAGES

Recent RVAS newsletters I have edited (2008 - 2010)
Are We at the Center of the Universe? (2010)
Feeling the Speed of Life (2010)
Star of Bethlehem: fact or fiction (2009)
Astronomy and global warming (2009)
Comphumans in space (2009)
Martian meteorite (2009)
Hypergiant star KY Cygni (2009)
SURVIVE SWINE FLU & BIRD FLU (2006/2009)
Where and when did life begin? (2008)
RVAS new member links (2008)
SIX COSMOLOGICAL FALLACIES (2007)
Muslim Meteorite (2007)
Zenastronomy (2007)
Flags and Stars (2007)
Einstein's astronomy of the mind (2007)
HONEST RELIGION IN THE 21ST CENTURY (2005/2006)
Big Lick galaxy group (2005)
Inside black holes (2005)
Star of Bethlehem? (2004)
Head lights and star lights (2005)
Omnipotent deceiver vs. astronomers (2005)
Life in dark solar systems (1997)
Relativity beyond Einstein (1996)
Conversations With Adam (1996)
HUMANS AND COMPHUMANS (1995)

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EVENTS AND MOVING TARGETS

This week in space
Saturn daily
Moon daily
Mystery of the northern lights solved
Space station marks a decade aloft
Asteroid occultation predictions
S&T's INTERACTIVE OBSERVING TOOLS
View the space station overhead
Sky calendar
NASA - Solar eclipses site
ECLIPSES: SUN, MOON, PLANETS
Human space flight realtime data
Brighter Space Station may rival Venus
Saturn Viewer 2.6
Jupiter observing guide
Transit times of Jupiter's Great Red Spot
Jupiter's Red Spot is shrinking
Jupiter moons tracker
BAA comet section
NIGHT SKY THIS WEEK
OBSERVING SATURN
SETI@home getting a boost
LATEST BRIGHT SUPERNOVAE
Virgin Galactic space tourism
Messier marathons
SOLAR AND LUNAR ECLIPSES
RECENT SUPERNOVAE
MINOR PLANET OBSERVER
OBSERVABLE COMETS
Near-Earth Object Program
Asteroid data services
Minima of Algol
STAR OF BETHLEHEM?
Cassini mission
Comet observation
COMETS AND METEOR SHOWERS
METEOR WATCHING TIPS AND GLOSSARY
Meteor shower basics
AURORAS
HOURLY AURORAL ACTIVITY
Cometography
PHOENIX MARS LANDER
MARS EXPLORATION ROVER MISSION
ESTIMATE YOUR LIMITING MAGNITUDE
SPACE WEATHER (NWS)
Real-time weather data
Jetstream forecast
Jetstream loop (upper air turbulence)
SKY TRANSPARENCY FORECAST
SEEING FORECAST

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FOR BEGINNERS AND EVERYBODY ELSE

Asterisms
Planetariums
Precession of the equinoxes
Astronomy vs. astrology
Night Sky Network
Hubble ultra deep field in 3-D
JACK HORKHEIMER'S STAR GAZER VIDEOS
STARDATE
How alien astronomers would see us
Milky Way vs. Andromeda
MILKY WAY GALAXY
Milky Way gobbling a galaxy
Giant ring around Milky Way
50 best sights in astronomy
Welcome guide to astronomy
Optical illusions and visual phenomena
Einstein's astronomy of the mind
Why seasons start on different dates
DRAKE EQUATION calculator
Flags and Stars
Stars
YouTube - How Small is Earth?
YouTube - We are small
The Solar System
Hulu - Cosmic Voyage
Did life begin in comets?
PANSPERMIA: OUR COSMIC ANCESTRY?
Where and when did life begin?
Meteorite central
Mars meteorites
Comets have complex origins
Cosmic mystery tour
Ten surprising things about Earth
Astronomy pronunciation guide
Free astronomy software
Boy Scouts astronomy merit badge
Youngest person to discover a supernova
Space calendar (JPL)
Astrobiology: the living universe
Hall of astronomers
PLANETARY MISSIONS
101 AMAZING EARTH FACTS
Astronomical basis of calendars, history
Native American astronomy
Australian aboriginal astronomy
Chinese astrology and zodiac
ARCHAEOASTRONOMY
Creationism archive
Astrology defense kit
Space junk
Astronomy notes
SkyFactory
Sky View Cafe
SPECTRAL TYPES OF STARS
Amateur Astronomy Magazine
Your weight on another planet
WOMEN IN SCIENCE LINKS
WOMAN ASTRONOMERS
Anousheh Ansari, space tourist
Constellation families
CONSTELLATION ABBREVIATIONS
Constellations in different languages
Constellations list
Graphics of constellations
Visual satellite observation
ASTRONOMY GLOSSARY
Life-swapping scenarios for Earth and Mars
New view of our solar system
Virtual sky
Earth seen at night from space
Here comes Andromeda
OUR PLACE IN MILKY WAY
North magnetic pole heading for Siberia
ASTRONOMY LINKS FOR KIDS
Astronomy resources for kids
StarChild: Learning for young astronomers
Gallery of extraterrestrial worlds
Galileo craft's achievements
Observing Jupiter to understand Earth
Cool facts about Uranus
Virtual trips to black holes and neutron stars
Asteroid impact effects calculator
Early meteorite bombardment of Earth
THE UNIVERSE IN POWERS OF TEN
HUBBLESITE
Hubble's HQ
NASA'S ORIGINS PROGRAM
SPACEWEATHER.COM
WHY IS THE SKY DARK AT NIGHT?
The lady who found dark matter
Jill Tarter - head of SETI, Jodi Foster's role model
Classroom astronomy
Astronomy for classroom teachers
Google-astronomy and space for kids
SpaceWander
Eric Weisstein's world of astronomy
Hands-on universe
KidsAstronomy
A tour of Orion
MESSIER CATALOG GALLERY
Youth in astronomy
GENERAL GUIDE TO ASTRONOMY
RVAS New Member Links
PATRICK MOORE'S THE SKY AT NIGHT
FAQS FOR SCI.ASTRO
ASK THE SPACE SCIENTIST
SCALE OF THINGS
John Stewart's astronomy page
Earth is rare
LCAS-Cartoons
Useful astronomical terms
Double whammy asteroids
More than one meteor killed dinosaurs
Earth's tranquil environment an anomaly?
Asteroids
Galileo Club | The Astronomical League
Galileo's instruments
Sun or Moon rise/set table
Comet Lulin
Where does the final frontier begin?

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TOOLS FOR GETTING STARTED

BEATING THE SEEING
ASTRONOMY DICTIONARY
UNDERSTANDING THE ECLIPTIC AND THE ZODIAC
BACKYARD ASTRONOMY LINKS
STAR HOPPING
An observation of the night sky
The constellations
Windows to the universe
Curious Skywatcher blog
World Science Blog
LIGHT FROM SPACE
YOUR SKY
Naval Observatory applications
Saturn Viewer 2.6
Jupiter observing guide
Double star list in color
Telescopic and binocular asterisms
Understanding the Universe: 96 lectures on DVD
PURCHASING AMATEUR TELESCOPES
Tips for using your "go to" scope
EQUINOX 6 (EXCELLENT MAC SKY PROGRAM)
EYEPIECES DISCUSSION
SURFACE BRIGHTNESS
EASIEST GALAXIES IN NORTHERN HEMISPHERE
Telescopic limiting magnitude
S&T's INTERACTIVE OBSERVING TOOLS
Stargazing
Seeing in the dark
Curious skywatcher
GALAXY ZOO
Curious about astronomy?
Meade truss Dobsonians
Tripod astrophotography
APERTURE VERSUS LIGHT POLLUTION
HOW A BARLOW LENS WORKS
REFLECTOR VS. REFRACTOR
CHROMATIC ABBERATION IN REFRACTORS
EYEPIECE TERMS AND FEATURES
APPARENT AND ABSOLUTE MAGNITUDE
WHAT ARE THE EFFECTS OF OBSTRUCTION?
DIAGONALS: PRISMS VS. MIRRORS
GUIDE TO ASTRONOMY WITH BINOCULARS
Binoculars and constellations
Telescope basics (Celestron)
SKY AND TELESCOPE MAGAZINE
ASTRONOMY magazine
Star Date online
SEE THE ISS AND SHUTTLE
Ten steps to rewarding stargazing
HAWAIIAN ASTRONOMICAL SOCIETY'S DEEP SKY ATLAS
CLUBS AND ORGANIZATIONS IN N. AMERICA
CLEAR SKY CLOCK
ASTRONOMICAL LEAGUE OBSERVING CLUBS
Photographic map of the moon
Astronomy For Beginners
Astrofind search engine

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SPACE FLIGHT & ETs

NASA's 2009 in review
Russia's view of Neil Armstrong
Where are the 12 Moon walkers?
Apollo 11 film clips
Eight from UVA into space
Buzz Aldrin's vision for NASA
Apollo landing sites map
Intestellar Boundary Explorer spacecraft
Helper 'bots' on Mars
Where to see a Saturn V rocket
40 Eridani (Omicron2 Eridani, Keid)
Epsilon Eridani in fiction
Herschel & Planck telescopes video
Herschel: biggest mirror in space video
THE PLANETARY SOCIETY
National Air and Space Museum
National Space Society
Nat'l Space Science Data Center
Goddard Space Flight Center
Pentagon-NASA Moon link
Moon race 2.0
Our solar system as seen by alien astronomers
Extrasolar visions
NASA
Six signs that aliens might exist
Is Our Universe Ruled by Artificial Intelligence?
Search for alien life accelerates
Cells "from space" have unusual makeup
Asteroid vs. Moon missions
Spacecraft shoots Mercury
Future of space robots
Google's $30M Moon shot challenge
Amateur Future of Space Travel
Artificial Intelligence in spacecraft
We may be extraterrestrials
Vatican says aliens could exist
10 UFOs caught on tape?
NASA's cosmic flock
VLBI space observatory
45 New "Super-Earths" discovered
Lockheed Martin will build moon spaceship
LOCATIONS FOR LIFE ABOUND
Life? Europa vs. Titan
COROT - New planet hunter satellite
UNIVERSE VS. MINDS OF FINITE CREATURES
Telescope to spot alien beams
Intelligent beings in space
Voyager craft leaving solar system
Private space station
Top 10 list of habitable stars to search
ASTROBIOLOGY MAGAZINE
The case against little green men
CHRONOLOGY OF SPACE EXPLORATION
New Horizons spacecraft to Pluto
INTERNATIONAL SPACE STATION
RUSSIAN FEDERAL SPACE AGENCY
NASA's moon base plans
NASA HUMAN SPACE FLIGHT
Goddard News
Space and global security links
Telerobotics
Future of spaceflight
Solar sails and plasma sails
To Mars and back In 90 days
THE MARS SOCIETY
High res. camera above Mars
Mars Global Surveyor
Top ten Mars rovers' discoveries
Europe's Mars rover
Mars Reconnaissance Orbiter (MRO)
Lakes and rivers on Mars
Mars missions
MARS by Percival Lowell
Phoenix Mars Scout Mission in 2007
First picture of Earth from Mars
Historical Mars missions
Coronograph and interferometer in space
Terra satellite tracks global pollution
Asteroid hunting satellite
Phoenix lander to Mars' north pole in 2008
Mars Exploration Rover fact sheet
NASA Mars press releases
Extrasolar planet has oxygen and carbon
Planets
HOW MUCH POWER DO ALIENS NEED?
Reaching for interstellar flight
Asteroid defense system
Titan's organic soup
Earthlike planets common?
Nuclear craft to Jupiter?
Amsky spaceflight
Astronaut photography of Earth
NASA Image eXchange (NIX)
EUROPEAN SPACE AGENCY
NASA Watch.com
NASAWatch.info
NASA Institute for Advanced Concepts (NIAC)
Fake moon landings
Planetary data system
Space Infrared Telescope Facility
World space telescope?
KEPLER MISSION
JAMES WEBB SPACE TELESCOPE
Stars and habitable planets
Fermi paradox and ETs
Life on Earth and elsewhere
Vega has planets
Habitable zone BB
Dying stars may bring life to frozen worlds
Astrobiology at NASA
Would aliens visit?
EXTRA-SOLAR PLANETS CATALOG
Dark energy tied to human origins
EXTRASOLAR PLANETS ENCYCLOPAEDIA
Terrestrial Planet Finder
Great images in NASA
Sowing the seeds of life?
The year in space - 2005
Top space stories: 2002 & 2003

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THE SUN AND THE MOON

Rocket crash confirms water on Moon
Solar Terrestrial Dispatch
The great solar storm of 1859
Our wandering Sun
Solar wind blows at 50-year low
Moon's craggiest region
KEITH'S MOON SITE
Top ten Moon terms
Do Sunspots Cause Global Warming?
Big Bear Solar Observatory
Sun's far side visible now
Solar images at SDAC
Solar FAQ
OUR SUN'S VIOLENT STELLAR NURSERY
LUNAR ATLAS
MOON HEADQUARTERS
HOW MOON FEATURES ARE NAMED
Virtual Atlas of the Moon (freeware)
Exploring the Moon
Huygen's Sword
Inconstant Moon
Consolidated lunar atlas
LUNAR RESOURCES
Moon phases widget for Macs
Dust storms on the moon
OBSERVING THE SUN IN H-ALPHA
National Solar Observatory
TOP 10 SUN IMAGES FROM SOHO
Does the Sun have a 'companion'?
New theory for Sun's origins
NASA goes lunar
TOP 10 APOLLO ERA MOON DISCOVERIES
Perfect spot for Moon base
THE SUN
Voyager II detects solar system's edge
Origins of the Man In The Moon
Lunar liquid mirror telescope
Movie of Moon's libration and sizes
Alpine landscape on the Moon
The day the Moon was made
Possibility of Sun's Nemesis
SOLAR AND LUNAR ECLIPSES
Full Moon names
Moon hoaxes debunked
Moon phases screen saver

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STARS AND STAR CLUSTERS

26 brightest stars
Naming stars
Cataclysmic variable stars
A gallery of stellar spectra
Where globular clusters are formed
Open star clusters
Stellar associations
Ursa Major Moving Group
T Tauri stars
Interstellar media
Polaris dust nebula
Multiple "solar systems" likely
Sirius A & B
Stars by HR number
Stars in alphabetical order
STELLAR CLASSIFICATION
Stellar magnitudes
ASTRONOMICAL LEAGUE DOUBLE STARS
Double star list in color
GLOBULAR STAR CLUSTERS
OPEN STAR CLUSTERS
Cepheid database
NAKED EYE STAR CLUSTERS
STARS
Stars pronunciation guide
Star names
STELLAR EVOLUTION
Nature of stars
Eddington luminosity
STARS PRONOUNCIATION GUIDE
STARS TABLE LIST
ALPHABETICAL STAR NAMES
How stars are named
La Superba
THE 10 BRIGHTEST STARS
Massive blue star: LBV 1806-20
Rho Cassiopeiae - yellow hypergiant
Pistol star
First stars were brutes, but died young
The stellar magnitude system
Milky Way globular clusters
Globular cluster's core
NAMED STARS BY CLASS
Kepler's supernova
NEAR-EARTH SUPERNOVAS
Supernovae, supernova remnants
Wild and wayward stars
The minima of Algol
Barnard's Star
Nearby stars
Stars of Cassiopeia
Constellation families
The constellations
Constellation abbreviations
Constellations in different languages

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BLACK HOLES AND COSMOLOGY

Quasi-periodic oscillations
Gravitomagnetism
Schwarzschild metric (black holes)
Radio signals from first stars in the Universe?
Milky Way a swifter spinner and more massive
Milky Way's structure updated
Black holes preceded galaxies
Stars orbiting MW black hole
Other universes may be detectable
Gravity on the Web
Black hole links
Relativity links
Graphite whiskers, not Dark Energy?
New light on dark energy
Supercomputer confirms standard model
Cosmic microwave background radiation
Gravitational singularity
Timeline of the Big Bang
Smallest black hole found
Black hole expelled from galaxy
The view 100 billion years from now
Hints of 'time before Big Bang'
Gamma-ray space telescope launched
Nobel Prize for Big Bang data
SIX COSMOLOGICAL FALLACIES (2007)
Recycled Universe theory
New black hole mysteries
How to image exoplanet oceans
HyperPhysics
Spitzer sees Universe's first objects
PANSPERMIA: OUR COSMIC ANCESTRY?
NED WRIGHT'S COSMOLOGY TUTORIAL
Wayne Hu's cosmology
Cambridge relativity and cosmology
The origin of life
M stars and life
The anthropic principle
Co-evolution theory of black holes
Galaxy find stirs Big Bang debate
Milky Way formed soon after Big Bang
Black holes and beyond
Zeroing in on Milky Way's black hole
Nearby black holes
Universe is 156 billion light-years wide
Cosmology calculators
Recent gamma-ray burst in Milky Way
Three views of black holes
Black hole swallows neutron star
Chandra charts impact of dark energy
Dim galaxy sparks hunt for dark matter
Proof of dark matter
New evidence for dark energy
Infant exoplanet
Dark matter in clumps
Rubber band model for dark energy
Virtual trips to black holes and neutron stars
Hawking unveils new thinking on black holes
Dark Matter = Dark Energy?
Colossal space diamond
End of the cosmic dark ages
FUTURISTIC TELESCOPES
Black hole sound waves
Cosmology since 1900
QUARKS TO QUASARS
The red shift controversy
Speed of light is not slowing
Neutron stars
Geminga
Black hole destroys star
Dark energy confirmed
Small universe after all?
Google-relativity
String theory on television
String theory hanging on by a thread

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NON-VISUAL ASTRONOMY

Very Long Baseline Array
High-resolution infrared interferometry
Society of Amateur Radio Astronomers (SARA)
NASA's Radio JOVE Project
The JOVE Bulletin
Gamma ray map
XMM-Newton's massive discovery
Very Large Array updated
NATIONAL RADIO ASTRONOMY OBSERVATORY
NASA great telescopes celebrate IYA
INFRARED ASTRONOMY
Stratospheric Observatory for Infrared Astronomy (SOFIA)
GLAST: Exploring the Extreme Universe
VLA science highlights
Square Kilometre Array (SKA) radio telescope
HISTORY OF GAMMA-RAY ASTRONOMY
WHAT IS RADIO ASTRONOMY
EARTH'S MAGNETOSPHERE
BASICS OF RADIO ASTRONOMY
RADIO ASTRONOMY
HIGH-ENERGY ASTRONOMY
Allen Telescope Array
Wilkinson Microwave Anisotropy Probe
Electromagnetic spectrum
CHANDRA PHOTOS
Chilean VLT image gallery
TOP 20 IMAGES OF THE VLT

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MISCELLANEOUS

MICROSOFT'S WORLDWIDE TELESCOPE
Astronomical constants
Caroline Herschel
collectSPACE
Millisecond pulsars
Big Bang acoustics
Asteroid impacts accelerated life on Earth?
Space quizzes and trivia
COSMOS - The SAO Encyclopedia of Astronomy
How life survived snowball Earth
Galaxy Zoo 2
Astronomy Reviews
The Sky in Motion
From the dark side of the universe?
'Ghost of Mirach' is a vampire
Our galaxy's supermassive black hole
Super-microscope
Solar system's twin has two asteroid belts
Biggest question in the Universe
First image of an extrasolar planet
New view of the early Earth
The Astronomer's Home
Space junk
Comets = doom for exoplanet life
Mystery of the northern lights solved
Astronomy vacations
Hypersonic water geysers on Enceladus
Minerals co-evolved with life
First "true scientist"
Alhazen, Ibn al-Haytham
Supernova birth observed
Logarithmic spirals
Galaxies twice as bright as they seem
Supernova Remnant Is Young and Quick
DRAKE EQUATION calculator
Planet locations from 1900 to 2100
Physical constants and astronomical data
Universe bigger and older?
Space info and projects
ASTRONOMY RESOURCES AT STSCI
The Astronomer's Telegram
ASTRONOMY ONLINE
Astrophysics Data System
Large Hadron Collider
C/2006 P1 (McNaught)
ASTRONOMY OF MANY CULTURES
GRACE - Gravity Recovery and Climate Experiment
Astronomy graduate schools
HEAVENS ABOVE
USGS astrogeology
ASTRONOMER.COM
Java for astronomy
Universe might be pill-shaped
Virtual humans proposed as space travelers
UNDERSTANDING THE UNIVERSE
IMAGINE THE UNIVERSE
WINDOWS TO THE UNIVERSE
HISTORY OF THE UNIVERSE
Clear Skies Bryce Gallery of art
CONVERT ANYTHING TO ANYTHING ELSE
Ancient astronomy in Ireland
FROM STARGAZERS TO STARSHIPS
OPTICAL PHENOMENA
Optical formulae
Astrophysics
Astrometry and celestial mechanics
Julian day numbers
Image intensified astronomy
Why hurricanes and galaxies are spiral
Magnitude calculator
THE LAWS LIST
Daylight time in the USA
Amateur astronomy observers' log
SpaceRef photo gallery
41" portable telescope
Extremely Large Telescope designed
History of astronomy
Space weather
Your weight on other worlds
Near earth object program
Eyepiece calculator
Telescope making web ring
Amateur telescope makers email list
Deep-sky quiz
Geostationary satellites
ZOOM ASTRONOMY
KUIPER BELT
Encyclopedia Smithsonian: science and technology
Top 10 spaceflight stories of 2007
2007 in space
Our local interstellar cloud

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WEIRD AND AMAZING STUFF

Spitzer spots recent planet collision
Betelgeuse is mysteriously shrinking
Earth's bleak future?
Higgs boson
Weak interaction
Earth's major extinctions
The Great Dying
The Siberian Traps
Schwarzschild Radius
Black holes older than galaxies
Solar storm could shut down U.S. for months
Chesapeake Bay asteroid and life on Mars
Earth and Moon as alien worlds
V V Cephei - largest known star
Intergalactic "spider webs" found
'Space elevator' timetable
Where life found refuge during mass extinction
Dark matter detected beyond our observable universe
Dark matter beyond our observable universe and a Theory of Everything
Maximizing survival time inside a black hole
Mars took a gigantic punch
Where and when did life begin?
Saturn Moon Titan May Have Underground Ocean
Biggest star in the Universe?
Milky Way "loses" mass of a trillion stars
Milkomeda
Mystery world a merged planet?
Gigantic space cloud to collide with MW
SIX COSMOLOGICAL FALLACIES
Muslim Meteorite
Zenastronomy
Nearest galaxy superclusters
Massive Spiral Galaxy
Birthplace of dinosaur-killing asteroid
Earth may outlast red giant Sun
Gaping hole in Universe
ICE AGE BLAST RAVAGED AMERICA
King of supernovas
Theory links extinction to supernova
STRANGEST THINGS IN SPACE
Dark Energy and human origins
Milky Way's dark matter halo
Martian dust devils movie
Antimatter
Why seasons start on different dates
Gravitational force
The Higgs Boson
Einstein & speed of light
Dark energy
Earth's wild start
Mid-mass black holes
Does dark energy really exist?
Dawn of the universe/first stars
Supersizing galaxies
Dark matter
First dark matter galaxy discovered
Quantum astronomy
How bacteria froze Earth solid
HOW TO DESTROY THE EARTH
Galactic dust storm hits Solar System
Asteroids near Jupiter are comets
Huge space clouds may have caused mass extinctions
General Relativity
Origin of cosmic rays revealed
Killer rock opened door for big dinosaurs
Giant crater found: tied to worst mass extinction
Five worst extinctions in Earth's history
Ray burst is extinction suspect
The odds of dying
Chesapeake Bay impact crater
Supernova and ancient extinction?
Warp drive when?
Space Elevator Institute
Top 10 weirdest things in space
TOP 5 COSMIC MYTHS

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ORGANIZATIONS AND OBSERVATORIES

ROANOKE VALLEY ASTRONOMICAL SOCIETY (my club) (VA)
GE Dark Sky Observatory (Copper Hill, VA)
Charlottesville Astronomical Society (VA)
Blue Ridge Astronomy Club (VA)
Northern VA Astronomical Society (VA)
Shenandoah Valley Stargazers (VA)
Back Bay Amateur Astronomers (VA)
ASTRONOMYCLUBS.COM
CLUBS AND ORGANIZATIONS IN N. AMERICA
MEMBER SOCIETIES OF THE ASTRONOMICAL LEAGUE
ASTRONOMICAL LEAGUE
International Supernovae Network
Amateur observatories
Royal Astronomical Society of Canada
Canadian Astronomy Data Center
International Association of Astronomical Artists
International Occultation Timing Association
Great Lakes Planetarium Association (MI)
International Dark-Sky Association
Astro-officers egroup
The Royal Astronomical Society (UK)
British National Space Centre
Worldwide clubs and organizations
The Astronomical Society of NSW Inc (Australia)
Astronomy in Japan
Dubai Astronomy Group (Dubai)
Association of Lunar & Planetary Observers
American Assoc. of Variable Star Observers
Auroral activity observation network
American Meteor Society
North American Meteor Network
SAVAL (Chile astronomers)
Houston Astronomical Society (TX)
Lake County Astronomical Society (IL)
Astronomical Society of Nevada (NV)
Tonopah Astronomical Society (NV)
Las Vegas Astronomical Society (NV)
Oak Ridge Isochronous Observation Network (TN)
Mount Cuba Astronomical Observatory (DE)
Northern Colorado Astronomical Society (CO)
Greensboro Astronomy Club (NC)
Astronomy Club of Asheville (NC)
N.E. Florida Astronomical Society (FL)
Riverside Astronomical Society (CA)
Ventura County Astronomical Society (CA)
York County Astronomical Society (PA)
Wayne County Astronomical Society (OH)
Astronomical Society of the Desert (CA)
Central Texas Astronomical Society
Astronomy in Arizona (AZ)
Tucson Amateur Astronomy Association (AZ)
Kalamazoo Astronomical Society (MI)
Naperville Astronomical Association (IL)
Roper Mountain astronomers (SC)
Rose City Astronomers (OR)
International Astronomical Union
Samuel Oschin telescope
Smithsonian Astrophysical Observatory
The Cline Observatory (NC)
Capella Observatory
Three College Observatory (NC)
Tamke-Allan Observatory (TN)
Grasslands Observatory (AZ)
Pisgah Astron. Research Institute (NC)
New Jersey Night Sky (NJ)
Giant binocular telescope's vision
Large Synoptic Survey Telescope
Great surveyor in Chile
Astronomy tourism in Chile
KECK OBSERVATORY
Subaru's eye improves 10X
SALT sees first light
United States Naval Observatory
Canada France Hawaii Telescope
MCDONALD OBSERVATORY
Large Binocular Telescope
Weird telescopes
Antarctic telescope to best Hubble?
Dome C - word's greatest viewing site
NATIONAL RADIO ASTRONOMY OBSERVATORY
Hayden Planetarium

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SOLAR SYSTEM OBSERVING

Martian valley networks
Lunar & planetary filters
Galileo, Kepler, Jonathan Swift and the moons of Mars
Pluto in 2009
S&T's INTERACTIVE OBSERVING TOOLS
Our solar system
THE PLANETS
Ceres
Uranus
Find Uranus' moons
2003 UB313 chart and orbit viewer
Neptune's moon Triton
Neptune Viewer 2.1
Inner Solar System
ESA's Venus Express
Where are Venus' moons?
Saturn's Enceladus has liquid water
PLANETARY PHOTOJOURNAL
International MarsWatch
Frozen sea may harbour Martian life
Half of Mars may have Ice
New views of Jupiter
NSSDC photo gallery: Mars
Mars Global Surveyor images
Animated Victoria Crater on Mars
Mars today
WHOLE MARS CATALOG
MARS FACT SHEET
Mercury a hit-and-run planet?
Amateur images Venus's surface
Saturn's rings
Signs of water in Mars
Saturn's F ring is a spiral
Enceladus' icy blasts feed E Ring
Pluto and Charon
NINE PLANETS
Asteroids
Solar System in 3-D
Huge mini-world found in outer Solar System
HOURLY AURORAL ACTIVITY
NORTH AMERICAN METEOR NETWORK
Cometography
Eclipse Chasers
Comet Shoemaker-Levy 9 hits Jupiter
Satellite passes over cities
Meteor observing mailing list
ECLIPSES: SUN, MOON, PLANETS
OBSERVABLE COMETS

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DEEP SKY OBSERVING

Our local group of galaxies
Sculptor group of galaxies
Supernovae
Supernova remnants
Milky Way globular clusters
Globular clusters in the Andromeda galaxy
G1 - Best globular in M31
Extragalactic globulars
Globular clusters in M33
Trifid Nebula
Barred spiral galaxies
WIKISKY.ORG
Sizing up the universe
Hubble slide show
GALAXY ZOO
STEVE GOTLIEB'S NGC NOTES
ADVENTURES IN DEEP SPACE
Galaxies with proper names
ADVENTURES IN DEEP SPACE
NGC images (Australia)
Gallery of planetary nebula spectra
HST search form
Multimission data archive
Hubble Heritage Project
Spectra of hot and cold stars
Observing "down under"
Hubble Deep Fields
Hercules galaxy cluster
CALDWELL CATALOG
HERSCHEL 400 CATALOGUE
STAR CLUSTERS AND NEBULAE WITHIN 10,000 LIGHT YEARS
Ursa Major Moving Group
Nearest 15,000 galaxies
Internet Amateur Astronomers Catalog
DEEP-SKY.ORG
HUBBLE GALAXIES DESCRIBED
BIG LICK GALAXY GROUP
Globular cluster photometry table
Huge faint galaxy now merging with MW
M42 and the trapezium
Polaris' real companion star
THE WHOLE NGC
Recent supernovae
ESTIMATE YOUR LIMITING MAGNITUDE
Deepsky visual brightness calculator
COMMON DEEP SKY CATALOGS
CATALOG OF BRIGHT NEBULAE
CATALOG OF BRIGHT OPEN CLUSTERS
CATALOG OF BRIGHT PLANETARIES
Best of AOP: planetary nebulae
PLANETARY NEBULAE SITES
Abell planetaries
CATALOG OF BRIGHT GALAXIES
Focus on downtown Virgo
CATALOG OF BRIGHT GLOBULAR CLUSTERS
NED - MILLIONS OF SOURCES
SIMBAD - MILLIONS OF OBJECTS
NGC / IC PROJECT
Einstein's Cross
DSS VIEWING GUIDE
NetAstroCatalog
Dwarf spheroidal galaxies
Orion's colors
VIEWING OBJECTS OFF THE BEATEN PATH
Deep-sky observers' forum
BEST OBJECTS IN NGC
BEST NON-MESSIER OBJECTS
CALDWELL LIST
Caldwell maps & images
Messier objects in the Milky Way
The Local Group of galaxies
Variously sorted Messier catalog
GALAXY GROUPS AND CLUSTERS OBSERVING PROGRAM
MESSIER VISIBLE DATABASE
GALAXY IMAGES: NGC, IC, PGC, UGC, ETC.
BEST SKY OBJECTS FROM SAAO LATITUDE
RASC'S FINEST NGC OBJECTS
SIGNIFICANT NON-MESSIER OBJECTS
Galaxy catalog
MW globulars
Arp's Atlas of Peculiar Galaxies
SUPERNOVA REMNANTS
Supernova links
Supernova images
OBSERVING DEEP SKY OBJECTS
Atlas of the Andromeda galaxy
4,000+ OBSERVATION REPORTS
Common names for deep sky objects
H.A.S. challenging deep sky objects
Deep sky databases to download
3C 273 - the brightest quasar
Twin quasar
SEVENTEEN BRIGHT QUASARS
Deep sky object data for LX200
False dawn: the Zodiacal light

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SPACE IMAGES

Crescent Nebula
Steve Mazlin's astroimaging gallery
Orion Nebula (Hubble)
Tycho's supernova remnant
Close-up view of Einstein Cross
Large Magellanic Cloud image & map
Thousand-ruby galaxy
Galaxies gone wild
Hubble colliding galaxies
M81 and M82 at war
Sombrero galaxy remixed
Canis Major Dwarf
Messier Object 79
The Sagittarius Dwarf Elliptical Galaxy, SagDEG
Barnard's atlas of the Milky Way
Messier Object 54
NOAO gallery: galaxies
SkyView virtual observatory
Space.com image galleries
NSSDC PHOTO GALLERY
PLANETARY IMAGES
Cassini imaging diary
HUBBLE'S ULTRA DEEP FIELD
SDSS images of selected RC3 galaxies
Hubble's latest views of Uranus and Neptune
M87's jet
Whirlpool Galaxy and companion
AURA/NOAO IMAGES OF MESSIER OBJECTS
DEEP SKY OBJECTS
2MASS LARGE GALAXY ATLAS
DIGITAL IMAGES
Digital astro gallery
Kitt Peak Advanced Observing Program images
HUBBLE DEEP FIELD
SKYVIEW VIRTUAL OBSERVATORY
NOAO IMAGE GALLERY
SUPERNOVA IMAGES
CCD images of Messier objects
200 GALAXY IMAGES
Stellar scenes by season

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AMATEUR CCD ASTRONOMY

Photometry reference images
GALAXY PHOTOMETRY TABLE
MULTIPLE AMATEUR CCD PAGES
ASTRONOMICAL FORMULAE
Starizona's guide to CCD imaging
AL KELLY'S CCD INSTRUCTION GUIDE
Download Photoshop FITS Liberator
An SCT site for beginners
Astrophotography by Jerry Lodriguss
ROBERT GENDLER'S ASTRO GALLERY
Josch Hambsch's CCD imaging
Astrophotography by Jordi Gallego
Steve Mandel's astrophotography
CENTER FOR BACKYARD ASTROPHYSICS
LATEST BRIGHT SUPERNOVAE
Misti Mountain Observatory
BlackBird Observatory
Schurs astrophotography
ADAPTIVE OPTICS
Cosmotography- CCD images
Amateur lucky imaging
Long exposures with web cams
Adirondack Astronomy
Richard Jacobs' CCD images
Star Shadows remote observatory (NM)
Gregg's astronomy page
Russell Croman astrophotography
Panther Observatory
Astro photos - Tony and Daphne Hallas
Randy Brewers astronomy
High resolution imaging - Thierry Legault
Astrocam
AstroStack
Registax
AVI editor
Webcam high resolution imaging
Astrophotography by Mario Cogo
ASTROPHOTOGRAPHY BY MICHAEL R. GOOD
DARK SKY PHOTOS OF MIKE OVERACKER
LX200 classic telescopes
Starry Estate: GARY HATFIELD'S PAGE
Amateur finds new nebula with small telescope
Astronomical photography by Chris Cook

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PRODUCT SOURCES AND REVIEWS

Starmap iPhone app
EQUINOX 6 (FINEST MAC SKY PROGRAM)
ASTROMART CLASSIFIEDS
Tele Vue Ethos eyepieces
CLOUDY NIGHTS TELESCOPE REVIEWS
Astronomical dealers
Ion assisted depostion on telescope mirrors
Telescope making web ring
Tech2000 (Dob drives)
Coronado dedicated solar scopes
Russell Optics
Siebert Optics
Televue eyepieces - OPT Telescopes
Burgess Optical
ScopeDriver (Macs and PCs)
Laser pointers
Telescope accessories
Nightfire Scientific
Virtual Atlas of the Moon (free software)
Ladders and low-distortion planispheres
Stock astronomy photos and images
Velocitees (space images on clothes)
Affordable astronomy equipment reviews
Laser collimators
Telescope rentals
Astronomy and space gifts
Spectrum Coatings
BC&F Astro-Engineering
SBIG Santa Barbara Instrument Group
Astronomy software
Collins Electro Optics
Green lasers
Jim's Mobile, Inc. (JMI)
Lumicon
NightSky Scopes
Obsession Dobs
1stBase collapsible Dobsonian mounts
Starmaster Dobs
Teeter's truss conversions
Discovery telscopes
Celestron
Meade
Orion

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LINKS WITH MANY LINKS

CONTINGENT UNIVERSE LINKS
Uncle Al's astronomy links
ICSTARS astronomy links
Best science web sites
Telescope making links
ATM links
Astronomy resources
HISTORY OF ASTRONOMY LINKS
Starheads database of contacts
OBSERVATORIES LIST
Astrophysics in cyberspace
LARGEST FULL-TEXT DATABASES
HUNDREDS OF ASTRONOMY LINKS
Deep sky catalogs
Planetary resources
MANY UNUSUAL LINKS
Astronomylinks.com
WOMEN IN SCIENCE LINKS
MSU physics and astronomy Links
ASP astronomy links
Virtual Times astronomy links
Astronomy educational links
PHYSICS LINKS
Astronomy resources for kids
SkyWatch astronomy links
CDS: THE CATALOGUE OF CATALOGUES
Holdings in ADC Archives
Various astronomy links
Astronomy links for kids
Sea and Sky: astronomy inks
Mike Boschat's links
Astronomy links for teachers
Antarctic astronomy links

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