Astronomy

  1. Astronomy

    Tilted binary stars test theories of planet formation

    Tilted disks in binary star systems may help astronomers explain variety of exoplanet orbits.

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  2. Astronomy

    Listening in on cosmic messages

    Yet to be deciphered, fast radio bursts represent the latest messages from space with the potential to tell us more about the cosmos.

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  3. Astronomy

    Searching for distant signals

    Fast radio bursts are bright, brief and seem to come from very far away. Astronomers are pointing major telescopes skyward to solve the puzzle of these cryptic signals.

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  4. Planetary Science

    Comet ISON fell apart earlier than realized

    Comet ISON disintegrated at least eight hours before it grazed the surface of the sun last fall, new observations show.

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  5. Planetary Science

    Rosetta spacecraft sees possible ‘double’ comet

    The comet 67P/Churyumov-Gerasimenko may actually be two objects stitched together.

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  6. Astronomy

    Voyager may not have entered interstellar space, after all

    Two scientists argue that Voyager 1 space probe is still in solar bubble, despite NASA’s announcements to the contrary.

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  7. Physics

    Diamonds under pressure impersonate exoplanet cores

    Scientists use lasers at the National Ignition Facility to squeeze diamonds to the extreme pressures found inside massive exoplanets.

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  8. Astronomy

    Supernova rapidly creates dust between stars

    Astronomers watch a shell of dust form within weeks of a star’s explosion.

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  9. Astronomy

    Rare planet circles just one of a pair of stars

    A newly discovered exoplanet orbits one star in a binary pair and shows that planets can form even with a second sun nearby.

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  10. Astronomy

    Young stars vibrate faster as they age

    Stellar pulsations provide a new way to gauge ages of infant stars.

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  11. Astronomy

    Exoplanets once trumpeted as life-friendly may not exist

    Two exoplanets considered among the most promising for hosting life may not exist, a new study suggests.

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  12. Astronomy

    Magnetic bubbles could shield astronauts from radiation

    With help from plasma and a magnet, solar storms' dangers would lessen on long space trips.

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