In an unprecedented step, a second space shuttle was moved to the launchpad Friday for a trip NASA hopes it will never make: a rescue mission. ...more

September 20, 2008

NASA has delayed the launch of an unmanned spacecraft to the moon to scout for potential landing sites for astronauts. ...more

August 15, 2008

NASA's ability to send its astronauts to the $100 billion International Space Station is in danger of becoming a costly casualty of the Russia-Georgia war. ...more

August 15, 2008

CAPE CANAVERAL — NASA astronaut Greg Chamitoff is standing by to take your questions. ...more

August 14, 2008

What would the Olympics be without the flair of a little controversy? Biased judges, doping, athletes attacking their foes, all of these (and others) have been witnessed at some time or another, and the 2008 Beijing Games are no different. ...more

August 10, 2008

Appearing in the heart of Florida's Space Coast, Barack Obama said Saturday that he has decided to drop his long-standing proposal to help pay for his program for early childhood education by trimming the NASA budget. ...more

August 3, 2008

Scientists working to help astronauts regain balance after extended flights in zero gravity say they have found a way to use the research to help elderly people avoid catastrophic falls. ...more

August 1, 2008

At least one of many large, lakelike features on Saturn's moon Titan studied by the international Cassini spacecraft contains liquid hydrocarbons, making it the only body in the solar system besides Earth known to have liquid on its surface, NASA said Wednesday. ...more

August 1, 2008

Scientists have exposed some of the mystery behind the northern lights. ...more

July 25, 2008

We've seen the federal government at its worst over the past six months. Consider the controversies over contaminated tomatoes and meat, tainted toys, toxic trailers, counterfeit heparin, aircraft groundings, veterans' care, missing warheads and unrelenting contract fraud. For every NASA success on the surface of Mars, there seems to be a failure back on Earth. ...more

July 13, 2008