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The shuttle docked with the orbiting outpost Tuesday. It will spend eight days at the station. ()
The second scare in a week for the crew (and the approaching shuttle) is now seen as a false alarm. ()
March 15, 2009 · Space shuttle Discovery and its crew of seven rocketed into orbit Sunday evening, setting off on a space station construction mission cut short by launch delays that dragged on for more than a month. ()
March 13, 2009 · NASA engineers worked Friday to fix a fuel leak in time for this weekend's launch of the space shuttle. Discovery is set to launch from the Kennedy Space Center in Florida at 7:43 p.m. Sunday. Discovery's liftoff was postponed Wednesday because of a hydrogen gas leak. ()
March 12, 2009 · The crew of the international space station survived a close call with space junk Thursday. The three crew members took refuge for 11 minutes in the Soyuz escape capsule and then were told to go back into the space station. Officials were worried about a possible collision with a piece of space junk. ()
March 11, 2009 · The leak of gaseous hydrogen occurred as the launch team was filling the external fuel tank for liftoff Wednesday night from Florida's Cape Canaveral. The seven astronauts had yet to board the spaceship. NASA is now shooting for a launch Thursday night. ()
March 6, 2009 · Many of the U.S. satellites that collect climate change data were launched in the 1990s. With replacement satellites years away, the United States faces a big data gap when the current orbiters go out of service. It's like sitting on the edge of a cliff, says one climate researcher. ()
February 27, 2009 · A scientific mission is planned for later this year that will test whether microbes could survive a long trip through outer space. But the experiment has raised concerns about interplanetary contamination. ()
February 24, 2009 · A powerful new NASA satellite designed to measure carbon dioxide fell into the ocean near Antarctica shortly after its launch Tuesday. A preliminary investigation shows that a protective shroud around the satellite failed to break free, fatally weighing down the $278 million orbiter. ()
February 23, 2009 · Comet Lulin, a two-tailed green-colored comet, is closest to the Earth Monday night. It was discovered two years ago by a 19-year-old Chinese astronomer. Kelly Beatty, senior contributing editor of Sky & Telescope magazine, talks about what to look for. ()
February 27, 2009 · Galileo first peered through his astronomical telescope toward the heavens 400 years ago, spotting mountains on the moon and discovering the moons of Jupiter. Astrophysicist Mario Livio talks about the special events planned this year to commemorate Galileo's discoveries. ()
February 12, 2009 · The collision between U.S. and Russian communications satellites this week — the first such crash in space — has created speeding clouds of debris that threaten other unmanned spacecraft in nearby orbits, Russian officials and experts told The Associated Press Thursday. ()
February 9, 2009 · An astronaut films a YouTube video showing the hurdles that can get in the way of new ideas at NASA. One NASA manager called the movie "extraordinarily funny and not at all funny." ()
February 23, 2009 · NASA plans to launch a satellite on Tuesday that will help measure carbon dioxide on a global basis. Carbon dioxide is the single most important gas involved in global warming, so understanding where it comes from — and where it goes — is essential. ()
February 2, 2009 · Neil deGrasse Tyson has received hate mail for leading the charge to demote Pluto to a dwarf planet. The astrophysicist explores America's love affair with Pluto and how its status has evolved in his new book, The Pluto Files: The Rise and Fall of America's Favorite Planet. ()
