Astronomy

  1. Astronomy

    More space sugar

    Astronomers have found a second, colder source of the simple sugar glycoaldehyde in a dust and gas cloud 26,000 light-years from Earth.

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  2. Astronomy

    Big Smash: Galaxy clusters in collision

    Astronomers have unveiled the most detailed image ever taken of the collision of two clusters of galaxies.

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  3. Astronomy

    Sky Lights: Picture might show an extrasolar planet

    A faint point of red light may be the first picture ever taken of a planet outside the solar system.

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  4. Astronomy

    Crashing Genesis

    Scientists are trying to salvage the fragile samples of the solar wind collected by the Genesis spacecraft, which crashed to Earth on Sept. 8 after its parachutes failed to open.

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  5. Astronomy

    Beryllium data confirm stars’ age

    Measuring trace amounts of beryllium in two elderly stars, astronomers have found additional evidence that the first stars in the universe formed less than 200 million years after the Big Bang.

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  6. Astronomy

    Rocky Road: Planet hunting gets closer to Earth

    Astronomers have discovered the three lightest planets known outside the solar system, moving researchers closer to the goal of finding extrasolar planets that resemble Earth.

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  7. Astronomy

    Super Portrait: X-ray telescope eyes supernova remnant

    Trained on Cassiopeia A for 11.5 days, NASA's Chandra X-ray Observatory has taken the most detailed portrait ever recorded of any supernova remnant.

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  8. Astronomy

    Cosmic Melody

    An astronomer has converted fluctuations in the density of the early universe—the seeds of the first galaxies and stars—into audible sound.

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  9. Astronomy

    3-D solar eruptions

    Solar physicists have developed a technique to obtain the three-dimensional structure of coronal mass ejections by using two-dimensional images from the Solar and Heliospheric Observatory.

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  10. Astronomy

    One of Hubble’s Tools Fails: Observatory loses a sharp ultraviolet eye

    With the failure last week of an instrument on the Hubble Space Telescope, astronomers have lost their only sharp ultraviolet eye on the universe.

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  11. Astronomy

    Old stars shed light on young Milky Way

    Analyzing the composition of 70 of the oldest stars in the galaxy—the largest such sample so far—scientists have found new evidence that a generation of short-lived stars that died explosively must have preceded this elderly population and that the oldest part of the Milky Way originated not as a single component, but as bits and pieces that may have taken several hundred million years to form and coalesce.

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  12. Astronomy

    Explosive News: Telescopes find signs of gentler gamma-ray bursts

    Astronomers appear to have discovered an unexpected population of low-energy gamma-ray bursts, and they could be 10 times more numerous than previously-known higher-energy bursts.

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