Astronauts Prepare For Departure

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An artist's illustration of events on the sun changing the conditions in near-Earth space. NASA hide caption

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NASA

Twin Probes To Investigate Space Weather Mysteries

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More To The Universe Than Meets The Eye

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Voyager 1 Bids Farewell to the Solar System

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Will China Blast Past America In Space?

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There's plenty of starfield action going on in Prometheus. Twentieth Century Fox hide caption

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Twentieth Century Fox

Neil DeGrasse Tyson Investigates The Space Science Of Summer Movies

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Gary Hug built what he calls the Sandlot Observatory, with its 22-inch reflector telescope, behind his house near Topeka, Kan. Courtesy of Gary Hug hide caption

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Courtesy of Gary Hug

Tracking Asteroids From A Backyard In Kansas

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This artist's illustration shows what NuSTAR should look like in orbit after its 30-foot-long mast deployed. JPL-Caltech/NASA hide caption

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JPL-Caltech/NASA

Astronauts Shannon Walker and David Saint-Jacques test a probe in the waters off Key Largo, Fla. Their research may help NASA set foot on an asteroid someday. Miami Herald/MCT via Getty Images hide caption

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Miami Herald/MCT via Getty Images

Before Deep Space, NASA Heads Deep Under Water

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SpaceX Dragon May Ferry Astronauts By 2015

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Ex-Spy Telescopes May Aid Hunt For Dark Energy

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What Happens When Two Galaxies Collide?

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Transit Of Venus Reveals Secrets Of Universe

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