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  • Avalanches on Mars

    March 3, 2008

    A NASA spacecraft in orbit around Mars has taken the first ever image of active avalanches near the Red Planet's north pole.

  • Brief Mystery: What are Short Gamma-ray Bursts?

    Oct. 20, 2008

    A curiously short-lived type of gamma-ray burst has astronomers puzzled. Leading experts discuss the clues at today's Gamma-ray Burst Symposium in Huntsville, Alabama.

  • Galactic Hunt Bags Missing Supernova

    May 14, 2008

    At long last, astronomers have found one of the Milky Way's mysteriously missing supernovas.

  • NASA Works to Improve Short-term Weather Forecasts

    July 18, 2008

    NASA scientists are using an infra-red sounder in space to improve short-term weather forecasting.

  • Moondust in the Wind

    April 10, 2008

    Unlike Earth, the firmament of The Moonis directly exposed to charged particles from the sun. What happens to moondust under the onslaught of solar wind? Researchers in a NASA-supported lab are finding some surprising answers.

  • Exploring the Cosmos in Braille

    Jan. 15, 2008

    Images from NASA telescopes are jewels of the space program, marvelous to behold. But how do you behold them when you can't see? The answer lies between the covers of a new NASA-funded book written in Braille, Touch the Invisible Sky.

  • Solar Cycle Update: The Sun Shows Signs of Life

    Nov. 7, 2008

    A surge of new-cycle sunspots in October may signal the beginning of the end of the ongoing solar minimum.

  • Planets Align for the 4th of July

    July 1, 2008

    Look beyond the fireworks on 4th of July weekend. A trio of worlds is converging for a pretty sunset sky show.

  • NASA's Newest Space Telescope Blasts Off

    June 11, 2008

    NASA's Gamma-ray Large Area Space Telescope left Earth today onboard a Delta II rocket. "The entire GLAST Team is elated," reports program manager Kevin Grady of NASA's Goddard Space Flight Center. "The observatory is now on-orbit and all systems continue to operate as planned."

  • Auroras in Broad Daylight

    March 6, 2008

    Imagine living on a planet where Northern Lights fill the heavens at all hours of the day. Around the clock, even in broad daylight, luminous curtains shimmer and ripple across the sky. News flash: Astronomers have discovered such a planet. Its name is Earth.