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Moon and Mars Exploration Pioneer David McKay Dies at 76McKay helped train the Apollo moonwalkers and led a study that claimed a Mars meteorite may contain signs of past life.
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US Military's Robot Space Plane Settles Into Mystery MissionThe X-37B has been orbiting Earth on a mystery mission since Dec. 11, 2012.
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Russian Meteor Fallout: Military Satellite Data Should Be SharedMilitary satellites that monitor nuclear explosions could be vital meteor warning systems.
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Tiny Japanese Satellite Beams Morse Code Messages from SpaceThe tiny FITSAT-1 is visible from the ground with binoculars when its lights are flashing.
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Space Junk Menace: How to Deal with Orbital DebrisA truly international approach to cleaning up space junk is desperately needed, experts say.
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'Planetary Parks' Could Protect Space WildernessThere are good scientific and ethical reasons to protect parts of Mars and other celestial bodies, advocates say.
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Alpha Station: Private Inflatable Space Outpost EnvisionedCommercial spaceflight company Bigelow Aerospace has grand plans for private space stations.
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Inside NASA's Deal for an Inflatable Space Station RoomNASA's deal for a private inflatable space station room could catapult the technology beyond low-Earth orbit.
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China's Potential Anti-Satellite Test Sparks US ConcernChina could be planning an anti-satellite test as soon as Jan. 11, analysts say.
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Is NASA Lost in Space or Aimed at Asteroid?Experts weigh in on NASA's direction and its ultimate goals of sending astronauts into deep space.
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Japan Launching Ambitious Asteroid-Sampling Mission in 2014Japan's Hayabusa2 probe will use a lander and impactors to collect samples of asteroid 1999 JU3.
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Maven's Haven: NASA's Next Mars Mission Preps for LaunchThe next probe to be sent to orbit Mars is being readied for liftoff.
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Chinese Spacecraft Flies by Asteroid ToutatisThe Chinese Chang'e-2 probe flew by an asteroid that just made a close visit of Earth.
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Is Russia's Robotic Space Program Headed for a Renaissance?Despite some recent, high-profile failures, Russia has ambitious space plans in the works.
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Secretive Air Force Space Plane Ready for Tuesday LiftoffThe third mission of the Air Force's X-37B program will blast off this week.
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NASA's Phonesat Project Turns Smartphones Into SatellitesNASA is using smartphones to power tiny satellites of the 21st century.
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Does the Moon Have Levitating Lunar Dust?NASA's LADEE moon mission takes aim at the levitating lunar dust mystery.
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New Delay for Mysterious Military Space Plane LaunchThe unmanned X-37B robot space plane mission is now expected to fly in December.
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Boom! NASA to Demolish Spacecraft in the Name of ScienceNASA and the Air Force are building a satellite just to obliterate it in the lab.
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Launch of Air Force Secret Space Plane Delayed AgainThe third launch of an X-37B spacecraft has been delayed due to a rocket engine glitch.
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Future Mars Missions: Can Humans Trump Robots?When it comes to Mars sample return missions, it's humans vs. robots.
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China Eyes New Rockets for Space Station, Moon MissionsChina wants its Long March 5 to be flying by 2014.
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Mars Methane Mystery: Curiosity Rover May Find New CluesThe rover's observations could help determine if Martian methane is biological in origin.
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Mysterious X-37B Military Space Plane's Next Secret Mission DelayedThe Air Force is now aiming for a Nov. 13 launch of the robotic X-37B space plane.
