Astronomy

  1. Astronomy

    Nine Planets, or Eight?

    Astronomers probe Pluto's place in the solar system.

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  2. Astronomy

    Sounds of the universe confirm Big Bang

    Two experiments examining the detailed structure of the cosmic microwave background, the relic radiation from the Big Bang, have confirmed the basic model of how cosmologists believe the universe evolved.

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  3. Astronomy

    Captured on Camera: Are They Planets?

    Studying several groups of nearby, newborn stars–many of which weren't known until a few years ago–researchers may soon obtain the first image of a bona fide planet orbiting a star other than our sun.

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  4. Astronomy

    Snacking in space: Star dines on planet

    Astronomers have found evidence that a star has swallowed one or more of its own planets.

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  5. Astronomy

    Free-floaters: Images of planets?

    Several recent studies have escalated the debate about what exactly constitutes a planet.

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  6. Astronomy

    Astronomers get the spin on black holes

    Recording the X-ray flashes emitted by matter as it plunges into one of these gravitational beasts, astronomers last week reported strong evidence that black holes spin like whirling dervishes, dragging space-time along with them.

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  7. Astronomy

    Have scientists seen planets in the making?

    Astronomers may finally have glimpsed a key step in the construction of a planet.

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  8. Astronomy

    Solar cannibalism

    Billion-ton clouds of charged gas hurled from the sun can overtake and eat their slower-moving gaseous brethren, complicating predictions of when and if one of these clouds might strike Earth.

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  9. Astronomy

    Raging sun provides earthly light show

    At the tumultous peak of its 11-year activity cycle, the sun is spitting out X-ray flares and belching giant clouds of high-energy particles at a furious rate.

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  10. Astronomy

    Gamma-ray bursts reveal distant galaxies

    A gamma-ray burst recorded Feb. 22, one of the brightest ever detected, is proving to be the strongest evidence so far that these cosmic flashbulbs originate in star-forming regions of distant galaxies and are generated by the explosive death of massive stars.

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  11. Astronomy

    Eye on the Universe

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  12. Astronomy

    Searching for a lost craft

    A recent Department of Defense analysis of images of the Red Planet may have located a lost spacecraft on Mars, but NASA says the images could just be electronic noise.

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