Skip to Main Content

2011

Pin it
  • The Mysterious Rumble of Thundersnow

    The Mysterious Rumble of Thundersnow

    Feb. 24, 2011

    Last month, NASA scientists got a rare chance to study "thundersnow" first-hand when a freak winter storm rolled right over their research center.

  • SDO Sundog Mystery

    SDO Sundog Mystery

    Feb. 11, 2011

    Last year, NASA's Solar Dynamics Observatory amazed observers when it destroyed a sundog en route to orbit. A new analysis of the event is shedding light on the way rocket shock-waves interact with clouds.

  • NASA Spacecraft Closes in on Comet Tempel 1

    NASA Spacecraft Closes in on Comet Tempel 1

    Feb. 9, 2011

    NASA is about to discover how solar heat devours a comet as the Stardust-NExT probe closes in for a Valentines Day encounter with Tempel 1.

  • First Ever STEREO Images of the Entire Sun

    First Ever STEREO Images of the Entire Sun

    Feb. 6, 2011

    On Super Sun-day, NASA's STEREO spacecraft moved into position to photograph the entire sun--front and back. Researchers say this is a transforming moment in solar physics that could lead to big advances in space weather forecasting.

  • Watch Out for Solar Sail Flares

    Watch Out for Solar Sail Flares

    Feb. 1, 2011

    NASA's first Earth-orbiting solar sail, NanoSail-D, is circling our planet and attracting the attention of sky watchers. Occasionally, sunlight glinting from the sail's reflective fabric produces a flash of light in the night sky. These "solar sail flares" are expected to grow brighter as NanoSail-D descends in the weeks ahead.

  • Robonaut 2 Set to Launch in February

    Robonaut 2 Set to Launch in February

    Jan. 31, 2011

    Robonaut 2, a dexterous humanoid robot explorer, is set to leave Earth in February for one of the greatest adventures in the history of robotics.

  • A Fizzy Ocean on Enceladus

    A Fizzy Ocean on Enceladus

    Jan. 26, 2011

    Evidence is mounting that Saturn's moon Enceladus harbors a bubbly subterranean ocean where conditions might be friendly to life.

  • Solar Sail Stunner

    Solar Sail Stunner

    Jan. 24, 2011

    In a stunning reversal of fortune, NASA's NanoSail-D spacecraft has unfurled a gleaming sheet of space-age fabric 650 km above Earth, becoming the first-ever solar sail to circle our planet.

  • Valentines Day Comet Encounter

    Jan. 19, 2011

  • Sundiving Comet Storm

    Sundiving Comet Storm

    Jan. 12, 2011

    2010 ended with an unprecedented flurry of small comets diving into the Sun. Researchers say this could herald a much larger comet still to come.