- Cities Collection
- Earth The
- Earth and Moon Viewer
- Earth From Space An Astronaut's Views of the Home Planet
- Earth NASA
- Earth NSSDC
- Gateway to Astronaut Photography of Earth The
- International Earth Rotation Service IERS
- NASA World Wind
- NASA's Visible Earth
- Our Earth as Art
- SIR C/X SAR Space Radar Images of Earth
- Windows to the Universe Earth
Aarde
Amateur Astronomie
- @stro pages the
- Amateur Astronomy Magazine
- Amateur FITS Archive AFA
- AmSky Magazine
- Astro Cruise
- Astronomer The
- Astronomical & Nightscape Photography by Chris Cook
- Astronomical Image Data Archive (AIDA)
- Astronomy Learn What's Up
- Astronomy for Beginners
- AstronomyOnline.org
- Backyard Astronomy for Amateur Astronomers
- BinoSky
- Catching the Light
- Deep Sky Astrophotography for Amateurs
- Event Inventor
- Frank's Astro-Imaging Homepage
- John and Janet's
- Lunar & Planetary CCD Imaging
- MAC Hunter Observatory
- MrEclipse
- Night Sky Observer
- Observing the Sky
- Prairie Astronomy Club Amateur Astronomy
- Shallow Sky The
- Sky & Telescope Observing
- Starmatt Astrophotography
- Wide-Field Astrophotography Page, A
Amateur Instrumenten
Asteroiden Kometen Meteoren
- 2004 Perseid Meteor Shower The
- Asteroid Radar Research
- Asteroid Spacewatch
- Asteroids NSSDC
- Asteroids WTTU
- Barringer Meteor Crater
- Bill Bottke's Asteroid Research
- Comets Culture & Currency
- Comets & Meteor Showers
- Dutch Meteor Society
- FAIR Future Asteroid Interception Research
- IMO Intern. Meteor Org.
- International Comet Quarterly
- Mars Meteorites
- Meteoren Net
- Meteorite Central
- Meteorite Stamps and Coins
- Meteorites and Their Properties
- Meteors and Meteorites
- Meteors, Meteorites and Impacts
- NASA Near Earth Object Program
- Near Earth Asteroid Tracking NEAT
- Near Earth Objects Dynamic Site NEODyS
- NEAR Mission Homepage
- Robotic Antarctic Meteorite Search
- Small Bodies
- Small Comets
- SpaceGuard UK Portal
- Tsunami from Asteroid/Comet Impacts
- University of Arizona Lunar and Planetary Laboratory Spacewatch Project
Astrochemistry
- Al Wootten's Molecular Astrophysics
- Astrochemistry Branch at NASA's Goddard Space Flight Center
- Astrochemistry Laboratory NASA Ames Research Center
- Astrochemistry.net
- Astrophysical Chemistry Group Ohio State University
- Centre for Cosmic Chemistry and Physics University College London
- Cologne Database for Molecular Spectroscopy CDMS
- JPL Molecular Spectroscopy
- Rate99 The UMIST Database for Astrochemistry 1999
- Reaction Dynamics Group University of Hawai'i at Manoa
- Star Formation & Molecular Astrophysics
- What is Astrochemistry?
- Ziurys Group - University of Arizona
Astrofotografie
- Digitized Sky Survey Canada
- HST foto's
- Aladin Sky Atlas
- ASP NGC gallery
- Astronomy picture of the day
- Catching the Light
- Das Bild der Woche
- Digitized Sky Survey ESO
- Digitized Sky Survey UK
- High Resolution CCD-imaging
- JPL Picture Archive
- Lunar & Planetary CCD-imaging
- N. Kurita's Astrophoto's
- SEDS
- Sloan Digital Sky Survey
Astrofysica
- Advanced Composition Explorer ACE
- Astronomer's Telegram
- CATS Database
- Chandrasekhar Subramanyan
- Chandrasekhar Subramanyan 1910 1995
- Common Astrophysics Acronyms
- Hubble Constant
- Imagine the Universe!
- NASA Astrophysics Data System
- Ned Wright's Cosmology Tutorial
- Nuclear Astrophysics Data
- Origins of Structure in the Universe
- Shapley Curtis Debate in 1920
- Simbad
- Spectrashift
- Structure and Evolution of the Universe
- Subrahmanyan Chandrasekhar The Man Behind The Name
- University of Tennessee Astronomy 162 Stars Galaxies and Cosmology
Astronauten
- Alan B. Shepard Jr. Biographical Data
- Apt, Jay
- Association of Space Explorers ASE
- Astronauts Memorial Foundation
- Buzz Aldrin
- Cunningham, Walter
- Glenn Research Center Neil A. Armstrong
- Graveline, Duane MD
- Imaginary Lines
- Last Man on the Moon, The
- Lost Cosmonauts
- Mae Jemison
- Meet Lt. Col. Eileen M. Collins First Woman Shuttle Commander
- Mullane, Mike
- NASA Astronaut Selection
- Payette, Julie
- Sally Ride Science Festivals
- Schweickart, Rusty
- Spacefacts
- StarChild Neil Armstrong
- Wally Schirra
- Worden, Al
- Yuri Gagarin: His Life in Pictures
Civilian Space
Deep Sky
Eclipses
- BBC Online Solar Eclipse
- Eclipse Chasers
- EclipseChaser
- European Space Agency The Science of Eclipses
- Lunar Eclipse Photo Gallery
- McGlaun.com Eclipse Page
- Sky & Telescope's Eclipse Page
- Solar Eclipse Stories From the Path of Totality
- Solar Eclipses
- Total Solar Eclipse Described by Plutarch
- U.S. Naval Observatory Lunar Eclipse Computer
Exoplaneten
Extrasolar Planets
- Advanced Fiber Optic Echelle AFOE
- Allegheny Observatory
- Arizona Search for Planets (ASP)
- Astro Venture
- Extrasolar Planets Encyclopaedia
- Giant Planets Orbiting Faraway Stars
- Kepler Mission A Search for Terrestrial Planets
- Microlensing Planet Search Project MPS
- New Worlds
- Night Sky Network
- Other Worlds Distant Suns
- PlanetQuest
- SuperWASP
- Transits of Extrasolar Planets Network (TEP)
- Transitsearch.org
- University of California Planet Search Project
Heelal
Hubble Space Telescope
Interstellar Medium
- Birth and Death of Stars Interstellar Medium
- Interstellar Medium An Online Tutorial
- Interstellar Medium and Galactic Turbulence
- Interstellar Medium and the Milky Way
- Interstellar Probe Exploring the Interstellar Medium and the Boundaries of the Heliosphere
- Notes on the Interstellar Medium for Asph 503
- Stars Galaxies and Cosmology The Interstellar Medium
Jupiter
Kosmologie
- ASCA Advanced Satellite for Cosmology and Astrophysics
- Brief History of Cosmology
- Cambridge Cosmology Public Home Page
- Canadian Network for Observational Cosmology CNOC
- Cosmic Mystery Tour
- Cosmic Repulsion
- Cosmology The Study of the Universe
- Cosmology for Beginners
- Cosmology: A Research Briefing
- Distant Galaxies and Cosmological Models
- Great Debates in Astronomy
- Hubble Space Telescope on Track for Measuring the Expansion Rate of the Universe
- Max Tegmark
- Modern Cosmological Observations and Problems
- Mysteries of Deep Space Interactive Timeline
- Ned Wright's Cosmology Tutorial
- Notes on Cosmology
- Possible Solution for the Problem of Time in Quantum Cosmology
- Standard Cosmological Model, The
- Structure and Evolution of the Universe
- Turning On the Universe
- Understanding of the History of Our Universe by Cosmologists Evolves
- University of Tennessee Astronomy 162 Stars Galaxies and Cosmology
Maan
Mars
- Atlas of Mars and Viking Orbiter Image Finder
- Case of the Missing Mars Water
- Colors of Mars, The
- Daily Martian Weather Report
- Exploratorium Journey to Mars
- Geology of Mars
- International MarsWatch 2003
- Is There Water on Mars
- Mars Activities: Teacher Resources and Classroom Activities
- Mars Atlas
- MARS by P. Lowell, 1895
- Mars Exploration Rover Mission
- Mars Global Surveyor II
- Mars NASA
- Mars NSSDC
- Mars Today
- Mars24
- Martian Soil
- Missions to Mars
- New Mars
- Planet Mars The
- The Mars Society
- Whole Mars Catalog at MarsToday.com
- Wikipedia Exploration of Mars
- Windows to the Universe Mars
Mercurius
Microgravity
Neptunus
Neutronensterren
Ons Zonnestelsel
- Astronomy 161
- Begeleid zelfstandig leren
- De reuzenplaneten
- From Stargazers to Starships
- Lunar & Planetary Institute
- NASA Our Solar System
- NASA Jet Propulsion Laboratory Solar System Dynamics Group
- NASA Solar System Exploration
- NASA Solar System Simulator
- NASA's Planetary Photojournal
- Open Universe
- Pictures of the Planets
- Solar System Live
- Solar Voyager
- Spacetech's Orrery The Solar System in Action
- StarDate Guide
- The Solar System
- Virtual Solar System
- Welcome to the Planets
- Your Weight On Other Worlds
Planetaria
- Adler Planetarium and Astronomy Museum
- American Museum of Natural History Frederick Phineas and Sandra Priest Rose Center for Earth and Space
- Armagh Planetarium
- California Academy of Sciences Morrison Planetarium
- California State University Fresno Downing Planetarium
- Chabot Space and Science Center CSSC
- Christa McAuliffe Planetarium
- Fairbanks Museum and Planetarium
- Hong Kong Space Museum
- LodeStar Astronomy Center
- Michigan State University Talbert and Leota Abrams Planetarium
- Nicholas Copernicus Museum at Frombork
- Orbit! 3D On Line Planetarium
- Planétarium
- Planetarium
- Planetarium Wikipedia NL
- Planetarium at De Anza College
- Planetarium Eise Eisinga
- Schiele Museum of Natural History and Planetaria
- Sudekum Planetarium
- Tycho Brahe Planetarium and Omnimaxtheater
- University of Arizona Flandrau Science Center and Planetarium
- University of Colorado at Boulder Fiske Planetarium
- University of Nebraska State Museum Mueller Planetarium
- University of Nevada, Reno - Fleischmann Planetarium and Science Center
- University of North Caolina at Chapel Hill Morehead Planetarium and Science Center MPSC
- University of Toledo Ritter Planetarium and Brooks Observatory
- Web Directory Planetarium Web Sites
- Your Sky
Pluto en Charon
Poollicht
Ruimte Actueel
Ruimte Catalogi
Ruimte Instituten
- Australian Space Research Institute ASRI
- Brazilian National Institute for Space Research
- Danish Space Research Institute DSRI
- DLR Deutsche Forschungsanstalt fuer Luft und Raumfahrt e.V
- Florida Space Grant Consortium
- George Mason University Astronomy and Space Science Group
- Institute of Geophysics and Planetary Physics University of California Los Angeles
- ISAS Institue of Space and Astronautical Science Japan@
- Lockheed Martin Advanced Technology Center ATC
- Max Planck Institut für extraterrestrische Physik
- NASA Johnson Space Center Planetary Materials Curation
- Northwestern University Space Studies Institute
- ONERA French Aerospace Research Center
- Russian Space Research Institute IKI
- Swedish Institute of Space Physics
Saturnus
Songtexten
Space
- Astronomie
- Astronomy 162
- Astronomy FAQ
- Astronomy!
- Bad Astronomy
- Beyond Our Skies
- Canadian Astro Data Centre
- Elementary Astronomy notes
- Extragalactic Database
- Handbook of Astronomy...
- IMC's Kosmonet
- Intospace
- Platform Lichthinder
- Reis door het Heelal
- Spacepage
- Star Journey
- Stephen Hawking's Universe
- Sterrensite
- Urania
- Visuele deep sky
- Wat is Astronomie?
- Windows to the Universe
Space Agencies
- Austrian Space Agency
- China National Space Administration CNSA
- Italian Space Agency
- Japan Aerospace Exploration Agency JAXA
- NASA
- National Space Development Agency of Japan NASDA
- Norwegian Space Centre
- Pakistan Space & Upper Atmosphere Research Commission
- Romanian Space Agency ROSA
- Swedish National Space Board
Space Clubs
- Amateur Astronomer's Association of Princeton
- Amateur Astronomers Association of New York
- Amateur Telescope Makers of Boston
- Astronomical League
- Astronomical Society of New South Wales, Inc
- Astronomical Society of South Australia
- Astronomy Ireland
- Austin Astronomical Society
- Calumet Astronomical Society
- Chicago Astronomical Society
- Eastbay Astronomical Society
- Fremont Peak Observatory Association
- Grand Rapids Amateur Astronomical Association
- Houston Astronomical Society
- Lake County Illinois Astronomical Society
- Lehigh Valley Amateur Astronomical Society (LVAAS)
- Minnesota Astronomical Society
- New Jersey Astronomical Association
- Northern Colorado Astronomical society
- Northern Virginia Astronomy Club NOVAC
- Observatorio Arval
- Orange County Astronomers
- Peoria Astronomical Society
- Prairie Astronomy Club
- San Diego Astronomy Association (SDAA)
- Societe Astronomique de Liege SAL
- South Jersey Astronomy Club
- Southern Astronomical Society SAS
- Southern Cross Astronomical Society SCAS
- Ventura County Astronomical Society
Space Environment
- Astronomy in Motion Sun Pages
- Long Duration Exposure Facility LDEF Archive System
- Mission to Geospace Probing the Sun Earth Connection
- NASA Space Environments & Effects Program
- NASA Sun Earth Connection SEC
- Natural VLF Radio Sounds of Space Weather
- Space Audio
- Space Environment Center - National Oceanic and Atmospheric Administration
- SpaceWeather
- Sun Earth Connection Education Forum SECEF
Space Experimenten
Space Forum
Space Kalender
Space Observatoria
Space Organisaties
- Associate Administrator for Commercial Space Transportation (AST)
- Association of Space Explorers ASE
- California Space Development Council
- Canadian Aeronautics and Space Institute CASI
- Canadian Space Society CSS
- First Millennial Foundation
- JP Aerospace
- Office of Public Outreach
- Russian Space Science Internet
- United States Space Foundation
- World Technology Evaluation Center
Space Research
- Anglo Australian Observatory AAO
- Black Forest Observatory
- Calar Alto Observatory
- California Institute of Technology Submillimeter Observatory
- Chabot Space and Science Center CSSC
- Griffith Observatory
- Grove Creek Observatory
- Harvard Smithsonian Center for Astrophysics
- Japanese National Astronomical Observa
- Kopernik Space Education Center
- Large Millimeter Telescope
- Leiden University Leiden Observatory
- Lund University Observatory
- NEAT Near Earth Asteroid Tracking
- Niels Bohr Institute
- Observatory Science Centre The
- Queen's University Sudbury Neutrino Observatory SNO
- Rainwater Observatory and Planetarium
- Royal Observatory Greenwich
- Royal Observatory of Belgium
- Royal Observatory, Edinburgh
- San Diego State University Mt Laguna Observatory
- Southern African Large Telescope SALT
- Space Telescope Science Institute
- Tel-Aviv University - Florence and George Wise Observatory
- Thueringer Landessternwarte Tautenburg
- Universidad Nacional de La Plata La Plata Observatory
- University of Hawaii at Manoa Institute for Astronomy
- University of Toledo Ritter Planetarium and Brooks Observatory
- University of Toronto David Dunlap Observatory
Space Software
Space Stations
Space Tijdschriften
Space Verenigingen
Space Voor Kinderen
Spacecraft
- ANTS Automomous NanoTechnology Swarm
- Apollo Lunar Surface Journal
- Apollo Program The
- Apollo Project
- Apollo Saturn Reference Page
- Deep Cold
- ESA Automated Transfer Vehicle ATV
- From Stargazers to Starships
- History of the Delta Launch Vehicle
- Mercury Project
- NASA Human Space Flight The Apollo Program
- NASA Space Environments & Effects Program
- NOVA To the Moon
- Project Apollo Archive
- Sea Launch Company
- Space Elevators, Space Hotels, and Space Tourism
- Space Shots
- Space Transportation Association STA
- Spacelink Mercury Missions
- Tier One
- Wikipedia Apollo Program
Stars
- Advanced Fiber Optic Echelle AFOE
- Astronomy 122 Birth and Death of Stars
- Birthday Stars
- Cepheid Distance Scale: A History
- Magnetars and Soft Gamma Repeaters
- RX J1856.5 3754 and 3C58 Cosmic X rays May Reveal New Form of Matter
- RXTE Guest Observer Facility
- Star Journey
- SuperWASP
- Usenet Physics FAQ Olbers' Paradox
- Why Is the Sky Dark at Night?
Stelsels
Sterrenbeelden
Sterrenwachten
Supernova
Uranus
Venus
Zon
- Ask the Space Scientist About the Sun
- Astronomy in Motion Sun Pages
- Beginnings and Endings
- Image Database of the Sun
- Lockheed Martin Solar and Astrophysics Laboratory
- Mission to Geospace Probing the Sun Earth Connection
- NASA Sun Earth Connection SEC
- NASA Sun Earth Media Viewer
- Noorderlicht Informatie
- SOHO Mission
- Solar Data Analysis Center
- Solar Data Analysis Center SDAC NASA Goddard Space Flight Center
- Solar Eclipses
- Solar Flare Theory
- Solar Image Index
- Solar Oscillations Investigation SOI
- SolarMax
- SpaceWeather Forecast
- Stanford SOLAR Center
- Sun Block '99
- SunAngle
- The Sun A Multimedia Tour
- The Sun NSSDC
- The Sun: Man's Friend & Foe
- Windows to the Universe Sun
- Yohkoh Public Outreach Project