General Astronomy Links?	The NASA Goddard Facebook Page  Blueshift - Astrophysics podcasts, blogs and downloads  The NASA Astrophysics Data System  Space Telescope Science Institute  National Space Science Data Center (NSSDC)  NASA/IPAC Extragalactic Database (NED)  SIMBAD Astronomical Database  Strasbourg Astronomical Data Center (CDS)  Infrared Processing and Analysis Center (IPAC)
Pictures of constellations and star charts?	Stars and Constellations  Heavens Above (Star and satellite charts)  Your Sky (a interactive planetarium)  StarDate Online  Sky & Telescope Magazine
Pictures of the Earth?	NASA Earth Observatory  Scientific Visualization Studio  Earth From Space  NASA EOS Earth Images  Images from GOES (weather satellites)
Information about Planets, our Solar System and Extra Solar Planets?	Welcome to the Planets  Asteroid Watch  Search for Life in the Universe  The Extrasolar Planets Encyclopaedia
Homework help?	Ask A High-Energy Astronomer  Astronomy Picture of the Day  Imagine the Universe!  HEASARC Education & Outreach
Information about Rockets and Space Travel?	Astronaut Selection and Training  Human Spaceflight
Information about Satellites and Amateur Astronomy?	Space Obseerving Satellites   Earth Observing Satellites  Amateur Astronomy  Interactive Satellite Viewer

A service of the Astrophysics Science Division at NASA/ GSFC and the High Energy Astrophysics Division of the Smithsonian Astrophysical Observatory (SAO) HEASARC Director: Dr. Alan P. Smale HEASARC Associate Director: Dr. Roger Brissenden Responsible NASA Official: Phil Newman Web Curator: Laura McDonald Privacy Policy and Important Notices.