Space

  1. Space

    Big galaxy swallows little galaxy

    Astronomers find a convincing case of a large galaxy caught in the act of eating a smaller one.

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  2. Space

    Sky Dust Keeps Falling on Your Head

    Dust raining down from space and Earth's atmosphere provides information about weather patterns, pollution, and the origin of the universe.

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  3. Planets

    A planet from the early universe

    Astronomers have found the oldest and most distant planet known in the universe.

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  4. Planets

    Melting Snow on Mars

    Melting blankets of snow may have carved out Martian gullies.

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  5. Space

    Zooming In on the Wild Sun

    A close look at the sun reveals a chaotic, ever-changing surface.

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  6. Space

    Phantom Energy and the Big Rip

    Weird stuff called dark energy could push the universe toward a runaway expansion and ultimate demise about 21 billion years from now.

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  7. Planets

    A planet’s slim-fast plan

    A planet orbiting very close to its sun can quickly lose weight.

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  8. Space

    Black holes that burp

    Some black holes in outer space may actually spit out as much material as they suck in.

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  9. Space

    A galaxy far, far, far away

    Astronomers have glimpsed some of the most distant galaxies yet found.

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