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2012

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  • Curiosity Finds Old Streambed on Mars

    Curiosity Finds Old Streambed on Mars

    Sept. 27, 2012

    Mars rover Curiosity has found evidence that a stream once ran vigorously across the area where the rover is now driving.

  • Why Curiosity Matters

    Why Curiosity Matters

    Sept. 21, 2012

    A former rock-n-roller turned NASA engineer explains why he thinks Curiosity--both the Mars rover and the human desire to learn new things--matters to ordinary people on Earth.

  • Mystery Spheres on Mars

    Mystery Spheres on Mars

    Sept. 14, 2012

    NASA's Mars rover Opportunity, still active after all these years, has just discovered a dense accumulation of puzzling little spheroids in a rock outcrop on the Red Planet.

  • Weird Planets

    Weird Planets

    Sept. 12, 2012

    Once, astronomers thought planets couldn't form around binary stars. Now Kepler has found a whole system of planets orbiting a double star. This finding shows that planetary systems are weirder and more abundant than previously thought.

  • The Radiation Belt Storm Probes

    The Radiation Belt Storm Probes

    Aug. 30, 2012

    Most spacecraft try to avoid the Van Allen Belts, two doughnut-shaped regions around Earth filled with "killer electrons." This morning NASA launched two heavily-shielded spacecraft directly into the belts. The Radiation Belt Storm Probes are on a two-year mission to study the Van Allen Belts and to unravel the mystery of their unpredictability.

  • Watch Out for the Blue Moon

    Watch Out for the Blue Moon

    Aug. 29, 2012

    This week's full Moon is a Blue Moon--that is, the second full Moon in a calendar month. But will the Moon really turn blue? Strange but true: Scientists say it can happen.

  • Curiosity Begins Driving at Bradbury Landing

    Curiosity Begins Driving at Bradbury Landing

    Aug. 22, 2012

    Curiosity has made its first tire tracks on Mars. On August 22nd, the massive rover began driving from its landing site, which scientists have named for the late author Ray Bradbury.

  • Curiosity Zaps First Martian Rock

    Curiosity Zaps First Martian Rock

    Aug. 20, 2012

    NASA's Mars rover Curiosity has fired its laser for the first time on Mars, using the beam to study a fist-size rock called "Coronation."

  • Where Will Curiosity Go First?

    Where Will Curiosity Go First?

    Aug. 17, 2012

    Curiosity is safe on Mars and ready to roll. In today's story from Science@NASA, project scientist John Grotzinger discusses where the rover might go first.

  • 2012 Perseid Meteor Shower

    2012 Perseid Meteor Shower

    Aug. 10, 2012

    The Perseid meteor shower is underway. There's more to see than meteors, however, when the shower peaks on August 11th through 13th. The brightest planets in the solar system are lining up in the middle of the display.