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Stars

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  • Astronomers detect first carbon-rich exoplanet

    Discovery opens door to new class of exoplanets, including rocky planets rich in diamond and graphite.

    December 9, 2010
  • Explained: the Doppler effect

    The same phenomenon behind changes in the pitch of a moving ambulance’s siren is helping astronomers locate and study distant planets.

    August 3, 2010
  • In a first, astronomers detect strong winds on an exoplanet

    Researchers see tempestuous atmosphere on a planet located 150 light years from Earth.

    June 24, 2010
  • Coordinated stargazing

    MIT astronomer leads the first team to study a Kuiper Belt object during a stellar occultation.

    June 17, 2010
  • In the search for Earthlike exoplanets, GJ 436b has much to tell us

    First detailed analysis of the atmosphere of a Neptune-sized planet reveals surprisingly low methane levels, presents "new territory" for researching planets outside our solar system

    April 22, 2010
  • A massive star is born

    Time-lapse movie shows that massive stars — which may hold clues about the origins of life — form like their smaller siblings.

    January 11, 2010
  • A faraway planet intrigues

    An exoplanet with an extremely tilted orbit raises new interest in stellar astronomy.

    November 12, 2009
  • The hunt for dark matter

    MIT physicists are working on new detectors that may, at last, help them find the elusive particles thought to constitute up to a quarter of the universe.

    September 17, 2009
  • Oddball stars explained

    New observations solve longstanding mystery of tipped rotation. In addition to shedding light on how binary stars form, the explanation knocks down a possible challenge to Einstein's theory of relativity.

    September 17, 2009

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