Space Agencies of The World, Unite: The U.N.'s Asteroid Defense Plan

How Astronomy Benefits Society and Humankind

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NASA | MAVEN: NASA's Next Mission to Mars

Typhoon Haiyan Heads Toward Vietnam | NASA Aqua Satellite

NASA Space Shuttle Endeavour Over New Zealand | STS-113

NASA Curiosity Rover & MAVEN Spacecraft Explore Mars

NASA ScienceCasts: What Happened to Mars? A Planetary Mystery

Rare Photo of NASA Space Shuttle Heat Shield from Orbit | STS-98

NASA Space Shuttle RPM Maneuver - ISS View

NASA's Biggest Astronaut: Robonaut to Take Giant Leap Into Space With New Legs

Breaking News

Calicoan Island Seen Through Typhoon Haiyan's Eye | NOAA

Deep, Warm Water Fuels Typhoon Haiyan Intensification | NOAA

NASA Satellites See Super-Typhoon Haiyan Lashing the Philippines

CNN: Neil deGrasse Tyson on Meteor Threat

Helix Nebula: Detailed Image 4 | Hubble