General:
United Nations Office for Outer Space Affairs
The NASA Astrophysics Data System
BBC- Science and Nature: Space
Astronomy and Space Science on ScienceMaster.com
AstronomyLINKS - Astronomy and space directory, links
AstroWeb Astronomy resources on the Internet
AstroWeb Astronomy-Astrophysics on the Internet
Universe in a box formation of large-scale structure
Welcome to the Virtual Universe
The Observatory in Slottsskogen (For Amateur)
BBC - Science & Nature - Space - What's in the sky tonight?
ENCYCLOPAEDIA OF ASTROBIOLOGY, ASTRONOMY, AND SPACEFLIGHT
Imagine the Universe! Dictionary
Important research projects:
Frequently Asked Questions in Cosmology
High Redshift Supernova Search
Extrasolar Planets Encyclopedia
Optical observatories:
Nordic Optical Telescope (NOT)
The Swedish Vacuum Solar Telescope
Observatorio del Roque de los Muchachos
European Southern Observatory (ESO), La Silla
The Very Large Telescope ESO, Paranal
Optical Long Baseline Interferometry News
Satellites for studies of the cosmic microwave background:
Infrared instruments:
Herschel Space Observatory (FIRST)
Infrared Space Observatory (ISO)
Space Infrared Telescope Facility (SIRTF)
Optical and ultraviolet space-based telescopes:
X-ray and gamma-ray telescopes and telescopes for gravitational waves:
Chandra X-ray Observatory (AXAF)
Rossi X-ray Timing Explorer (RXTE)
International Gamma-Ray Astrophysics Laboratory (INTEGRAL)
Earth-based telescopes for high energies:
Antarctic Muon and Neutrino Detector Array
Astronomical databases:
The NASA Astrophysics Data System
AstroWeb: A list of astronomical web pages.
Centre de Donne astronomiques de Strasbourg
Compton Gamma Ray Observatory Science Support Center
High Energy Astrophysics Science Archive Research Center (HEASARC)
Radio Astronomy:
US Radio Astronomy Observatory
Non-US Radio Astronomy Observatories
National Radio Astronomy Observatory, US
Hartebeesthoek Radio Astronomy Observatory (HartRAO), South Africa
Max Planck Institute for radio astronomy, Germany
Max Planck Institute for physics and astrophysics, Germany
Institute of Astronomy and Astrophysics at the Ludwig- Maximilian University- Munich, Germany
Technical University of Munich, Germany- Physics Department
Ruhr University of Bochum, Germany- Astronomy Institute
University of Cologne, Germany- physics and astronomy section
Centre for Astrophysics & Space Science, Onsala, Sweden
Institute of Millimeter Radio Astronomy, Spain
Radio observatories:
See also:
Other radio observatories (existing and planned):
Atacama Large Millimeter Array (ALMA)
Owens Valley Radio Observatory Millimeter Array
Radio Interferometry and VLBI:
International VLBI Service for Geodesy and Astronomy
VLBI: Measuring Our Changing Earth
Very Long Baseline Array (VLBA)
Atacama Pathfinder EXperiment (APEX)
Atacama Large Millimeter Array (ALMA)
Very Large Telescope (in Chile)
Solar System and Planetary Sciences:
Space Techniques and Space Environment:
JPL (Jet Propulsion Laboratory)
International Space Information Service, A Technical Report on Space Debris
Basics of Spaceflight, A Tutorial
SPENVIS (Space Environment Information System)
Sattitude3D. Satellite Attitude Lab (by Rasmus Anthin)
Space Environment Center at National Oceanic and Atmospheric Administration
SpaceWeather.com (Science news and information about the Sun-Earth environment)
Photovoltaic & Space Environments Branch at NASA Glenn Research Center
Space Physics at the National Space Science Data Center
Information about AE8/AP8 models of the radiation belts.
Space probes to solar system objects:
Earth System Sciences:
International VLBI Service for Geodesy and Astronomy
Earth Science World - Gateway to the Geosciences
EAGE- European Association Geophysicists and Engineers/
The Society of Exploration Geophysicists HOME
International Association of Geodesy
IUGG: English Index Page, Introduction
International Earth Rotation and Reference Systems Service (IERS)
Celestial Mechanics:
The Foundations of Celestial Mechanics
Space Geodesy and Satellite Navigation (Satellite Positioning):
International Association of Geodesy
IUGG: English Index Page, Introduction
International Earth Rotation and Reference Systems Service (IERS)
Galileo, European Satellite Navigation System
IERS Links: Geodesy: Institutions
Some links to Geodesy Web Sites
Institute of Geodesy- University of Bonn, Germany
Institute of Geodesy and Geophysics- Technical University of Vienna, Austria
Chalmers University of Technology: Space Geodesy and Geodynamics, Sweden