June 28, 2007 NASA's Mars rover "Opportunity" is scheduled to begin descending a rocky slope into the Red Planet's massive Victoria Crater. This latest trek carries real risk for the long-lived robotic explorer, but it's expected to provide valuable science.
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June 22, 2007 The Space Shuttle Atlantis returned to Earth on Friday — ending a nearly two-week mission. As missions get longer, NASA looks for ways to spice up the culinary options. Atlantis astronauts sampled fajitas, seafood gumbo, meatloaf and beef stew.
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June 22, 2007 Researchers are using Mars rovers to explore the Red Planet, hunting for traces of water and searching for signs of past life. Recent sightings by the Spirit rover of concentrated areas of silica on the surface may hint at past water. Some scientists argue that Mars may have been home to gigantic seas.
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June 22, 2007 The astronauts aboard space shuttle Atlantis are safely back on Earth, after a California landing forced by thunderstorms at the Kennedy Space Center in Florida.
June 18, 2007 The computers on the International Space Station are scheduled for another test on Monday. If they are able to control the station, the shuttle Atlantis will leave on Tuesday and be back in Florida on Thursday.
June 15, 2007 NASA astronauts ventured out to fold in a loose flap of a thermal cloth on the space shuttle Atlantis. NASA still struggles to find the cause of the massive computer failure on the International Space Station, which caused its computers to shut down.
June 14, 2007 Mission managers in Russia on Thursday have partially restored the computers that control the international space station's guidance and oxygen and water supplies that failed completely Wednesday.
June 12, 2007 The space shuttle will stay in orbit for an extra two days so astronauts can repair damaged heat shielding near over an engine pod.
June 11, 2007 NASA engineers are worried enough about an insulating blanket that has come loose on Space Shuttle Atlantis to consider sending an astronaut on a space walk this week to fix it. For now, the shuttle is docked at the International Space Station.
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June 9, 2007 After a flawless launch, the space shuttle is in orbit closing the gap with the space station. Three space-walks are planned over the 11-day mission to install solar panels on the ISS.
June 9, 2007 School bus driver Peter Homer is the first-ever winner of NASA's innovation competition. The former aerospace engineer designed and built a new and improved astronaut glove with about $500 of materials and his mother-in-law's 1950s Singer sewing machine.
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June 7, 2007 NASA's Johnson Space Center invited The Kitchen Sisters to visit its "hidden kitchen." On the eve of NASA's scheduled launch of space shuttle Atlantis, The Kitchen Sisters present a brief history of space food.
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May 31, 2007 Bush urged 15 major industrial nations to reach an agreement by the end of next year on goals for reducing greenhouse-gas emissions.
May 31, 2007 NASA administrator Michael Griffin defends the space agency's programs, including plans for a permanent moon base and manned missions to Mars. He also says that the agency has no authorization to "take actions to affect climate change in either one way or another."
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May 30, 2007 There is a prevailing myth about what a blue moon is. Thursday, May 31, will bring the second full moon of the month. But that does not constitute a blue moon, as is popularly believed. Robert Siegel talks with Kelly Beatty, editor of Night Sky magazine and executive editor of Sky and Telescope.
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