First stars may have been made of dark matter
Posted: Tue, Dec 4 7:58 AM ET (1258 GMT)
The first stars that formed after the Big Bang may have been giant agglomerations of invisible dark matter, astronomers said Monday. The study, to be...

Shuttle cleared for Thursday launch
Posted: Sat, Dec 1 7:06 AM ET (1206 GMT)
NASA managers approved plans on Friday to launch the space shuttle Atlantis on a mission to the International Space Station this Thursday. Atlantis is scheduled...

EU transport ministers approve Galileo deal
Posted: Sat, Dec 1 6:44 AM ET (1144 GMT)
European transport ministers gave the final approval on Friday for a new plan for financing the Galileo satellite navigation system, after overcoming a last-minute...

GAO report raises questions about Ares 1
Posted: Fri, Nov 30 7:50 AM ET (1250 GMT)
A report released yesterday by the Government Accountability Office (GAO) concluded that NASA has to fill significant gap in its knowledge base in order to...

Venus atmosphere once more like Earth
Posted: Fri, Nov 30 7:40 AM ET (1240 GMT)
The atmosphere of the planet Venus early in its history was once more like Earth's, with similar amounts of water, but was changed by...

ISS may have air leak
Posted: Thu, Nov 29 8:01 AM ET (1301 GMT)
Engineers and astronauts are troubleshooting a possible minor air leak in a new module on the International Space Station. A leak check performed in the...

Sea Launch scrubs launch attempts
Posted: Wed, Nov 28 8:38 AM ET (1338 GMT)
The two Sea Launch vessels are returning to home port after unusually poor ocean conditions prevented them from carrying out their first launch since early...

Mars rover spotted from orbit
Posted: Wed, Nov 28 8:29 AM ET (1329 GMT)
NASA's Mars Reconnaissance Orbiter has spotted one of the agency's twin Mars rovers as it seeks a sunny location to weather the upcoming...

China releases first Chang'e-1 image
Posted: Tue, Nov 27 7:52 AM ET (1252 GMT)
The Chinese space agency released on Monday the first image of the lunar surface taken by its Chang'e-1 lunar orbiter. The image, unveiled...

Spacewalkers complete Harmony installation
Posted: Sun, Nov 25 10:10 AM ET (1510 GMT)
Two spacewalking astronauts finalized the installation of the Harmony module at its permanent location at the ISS, while also finding additional damage to a key...