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2011

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  • Discovered: Stars as Cool as the Human Body

    Discovered: Stars as Cool as the Human Body

    Aug. 24, 2011

    Stars as cold as the human body? Believe it. A NASA spacecraft has discovered a half-dozen "Y Dwarfs" with atmospheric temperatures as low as 80 F.

  • Spacecraft Sees Solar Storm Engulf Earth

    Spacecraft Sees Solar Storm Engulf Earth

    Aug. 18, 2011

    For the first time, a spacecraft far from Earth has turned and watched a solar storm engulf our planet. The movie, released today during a NASA press conference, has galvanized solar physicists, who say it could lead to important advances in space weather forecasting.

  • NASA Plans to Visit a Near-Earth Asteroid

    NASA Plans to Visit a Near-Earth Asteroid

    Aug. 16, 2011

    NASA is planning a daring new mission to visit a near-Earth asteroid. The spacecraft, named OSIRIS-REx, will orbit 1999 RQ36 for a year before gathering samples for return to Earth.

  • Spaceships, Meteors, and Moonlight

    Spaceships, Meteors, and Moonlight

    Aug. 9, 2011

    The Perseid meteor shower peaks this weekend, and the International Space Station is joining the show. Sky watchers in many US towns and cities are favored with ISS flybys on August 12-13 just when Perseid meteor activity is expected to crest under full Moonlight.

  • A Freaky Fluid inside Jupiter?

    A Freaky Fluid inside Jupiter?

    Aug. 9, 2011

    NASA's Juno probe has begun a 5-year voyage to Jupiter. A key goal of the mission is to find a freaky fluid deep inside the giant planet.

  • Salt Water May Flow on Mars

    Salt Water May Flow on Mars

    Aug. 4, 2011

    New images from Mars Reconnaissance Orbiter suggest that salty water may be actively flowing on the surface of the Red Planet.

  • Dawn's Smooth Move

    Dawn's Smooth Move

    Aug. 1, 2011

    Today's story from Science@NASA unveils Dawn's first full-frame image of Vesta and describes the unique way Dawn entered orbit around the giant asteroid.

  • What Lies Inside Jupiter?

    What Lies Inside Jupiter?

    July 29, 2011

    The clouds of Jupiter hide many mysteries--from the roots of monster storms to possible stores of exotic matter. NASA's Juno spacecraft, scheduled to launch on August 5th, is going to find out what lies inside the giant planet.

  • Hubble Discovers a New Moon Around Pluto

    Hubble Discovers a New Moon Around Pluto

    July 20, 2011

    Astronomers using the Hubble Space Telescope discovered a fourth moon orbiting Pluto. The new satellite was uncovered in a Hubble survey searching for rings around the dwarf planet.

  • Dawn Spacecraft Snaps Close-up Image of Asteroid Vesta

    Dawn Spacecraft Snaps Close-up Image of Asteroid Vesta

    July 18, 2011

    NASA's Dawn spacecraft has returned the first close-up image after beginning its orbit around the giant asteroid Vesta.