October 7, 2011 NASA gives us a look at the center of the galaxy, in the form of an infrared image that penetrates the dust clouds that obscure the core in the visible spectrum. The result shows "the glow of hot hydrogen in space," the space agency says.
September 27, 2011 The bus-sized UARS broke up NASA knows of no debris being sighted or striking anything.
September 23, 2011 NASA changes its estimated return time for the Upper Atmosphere Research Satellite and says North America could get some satellite debris after all.
September 22, 2011 NASA says the falling Upper Atmosphere Research Satellite will plunge back to Earth Friday afternoon, Eastern time. Most of it will burn up, but some debris could reach ground. Scientists predict it won't reach either of the poles or North America.
September 19, 2011 A decommissioned weather satellite the size of a bus will reenter the Earth's atmosphere late this week. Most of it will burn up but some fragments may crash into the ground; NASA doesn't know where.
September 7, 2011 The longer missions of the future, the training needed to fly on Russian ships and other factors combine to create the need for 5 to 10 more, according to the group's report.
August 10, 2011 A piece of U.S. property was recently driving around on the surface of Mars. Tens of millions of miles away from the debt crisis, the heat wave and other big events of the summer, NASA's rover Opportunity just completed a 13-mile trip to allow scientists to examine a Martian crater.
July 24, 2011 Until Space Shuttle Atlantis launched two weeks ago, Scott Cameron's most vivid memory of the U.S. space program was a tragedy. When the opportunity arose to finally banish the ghosts of the Challenger disaster, he took it.
July 22, 2011 Black-and-white film photos of the people behind NASA, from Apollo to the space shuttle program.
July 21, 2011 The last NASA space shuttle mission into space has ended. Atlantis and its four crew members arrived at the Kennedy Space Center just before 6 a.m. ET.
July 12, 2011 An "instructional" video shows how astronauts have fun in space.
July 10, 2011 We asked, and you shared your photos and memories with us. From the first launch to the last, here are some of your stories.
July 8, 2011 The shuttle blasted off almost on time, after concerns about the weather were overcome. Its mission to the International Space Station is scheduled to last 12 days.