The development of NASA’s Ares I-X rocket would be halted if President Obama's budget for the space agency is approved. NASA/Kim Shiflett hide caption

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NASA/Kim Shiflett

Lawmakers Say New NASA Plan Lacks Direction

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An artist's rendering of the 70-million-year-old fish Bonnerichthys. This large bony fish got its dinner much like today's whales, by slurping in water and filtering out tiny sea creatures. Image courtesy of Robert Nicholls, www.paleocreations.com hide caption

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Image courtesy of Robert Nicholls, www.paleocreations.com

Prehistoric Megafish Ate Ocean's Tiniest Critters

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Cell Phone Data: Can You Track Me Now?

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Taken in 1990 by NASA's Voyager 1 spacecraft, the "pale blue dot" photo shows what our planet looks like from 4 billion miles away. Earth is the tiny speck of light indicated by the arrow and enlarged in the upper left-hand corner. The pale streak over Earth is an artifact of sunlight scattering in the camera's optics. NASA/JPL hide caption

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NASA/JPL

An Alien View Of Earth

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An artist's rendition of the International Space Station with the addition of the new viewing module, called the cupola. Courtesy of NASA hide caption

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Courtesy of NASA

Forget Portholes, Space Station Gets 360-Degree View

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NASA's Chief Backs Plan Privatizing Astronaut Travel

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The space shuttle Discovery orbits in space in a March, 2009 mission. The nearly 30-year-old space shuttle program is set to end in 2010. After five more missions, NASA's three shuttles — the Discovery, Atlantis and Endeavour – will be retired. Courtesy NASA hide caption

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Courtesy NASA

NASA To Get Hefty Boost In Proposed 2011 Budget

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An artist's rendition of two Sinosauropteryx dinosaurs, showing their short, bristle-like feathers along the midline of the head, neck, back and around the tail, forming irregular stripes. Chuang Zhao and Lida Xing hide caption

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Chuang Zhao and Lida Xing

Listen Discovering Dinosaur Color From Fossilized Feathers

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In 2004, Comet C/2001 Q4 (NEAT), seen here, passed within 30 million miles of the Earth's orbit. A new report suggests that such near-Earth objects may go undetected by NASA, unless additional funding is provided. Courtesy of NASA hide caption

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Courtesy of NASA

Report: Funds Needed For Asteroid Warning System

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Space Shuttle Discovery lands at Edwards Air Force Base on Sept. 11, 2009. Discovery has been promised to the Smithsonian, but NASA's other two shuttles, Endeavour and Atlantis, are still up for grabs. NASA/David Huskey/WSTF hide caption

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NASA/David Huskey/WSTF

Shuttle Keepsakes Up For Grabs

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White-rumped sandpiper chicks on northern Canada's Bylot Island. Laura McKinnon hide caption

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Laura McKinnon

Extreme Migrations Spell Safety For Arctic Shorebirds

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A view of the central region of the Milky Way galaxy. Dark matter accounts for over 70% of the mass of the Milky Way, but because dark matter is invisible, all we see when we look up in the sky is a small amount of stars, planets and gas. AP/NASA hide caption

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AP/NASA

Astronomers Map Dark Matter 'Beach Ball'

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