New Revelations About the Planet Under Your Feet
One of the most mysterious places in the Solar System is right underneath your feet: the interior workings of the…
Discovery Set to Launch Tuesday Morning
Engineers are still working to troubleshoot a malfunctioning fuel gauge on the space shuttle Discovery's external tank, but NASA has…
A Supernova that Won’t Fade Away
Supernovae are powerful stellar explosions that flare up brightly and then slowly fade away. But not always. One supernova, that…
Dusty Disk Could Hide a New Earth
Astronomers have used the massive Gemini and W.M. Keck observatories to discover a Sun-like star with one of the warmest,…
Search for Mars Methane
Since scientists announced the discovery of methane in the atmosphere of Mars last year, there has been a controversy about…
July 26 Targeted for Discovery Launch
NASA is targeting July 26, 2005 as the earliest date for the space shuttle Discovery to return to flight. Engineers…
Charon Passes in Front of a Star
Astronomers from MIT and Williams College have teamed up to capture an event seen only once, 25 years ago. On…
Astrophoto: Venus Transit by Adam Steiner
Adam Steiner took this picture of Venus transit on the 8/6/04 from Melbourne, Victoria, Australia. Do you have photos you'd…
How Millisecond Pulsars Spin So Fast
Observations with the Chandra X-Ray Observatory have given astronomers some clues about what causes millisecond pulsars - extremely dense stars…
Biggest Star Quake Ever Seen
On December 27, 2004, a neutron star flared up so brightly, it temporarily blinded all the X-ray satellites in space…