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  • Moon Water Remains a Mystery

    Oct. 13, 1999

    The July 31, 1999 crash of Lunar Prospector into The Moondid not liberate detectable signs of water, say scientists. The possibility of water-ice in shadowed lunar craters remains open.

  • Destined for a watery grave?

    June 3, 1999

    NASA's first mission to The Moonin 25 years could end with a splash next month when ground controllers deliberately crash Lunar Prospector into a crater in search of water.

  • Chandra peers into the Large Magellanic Cloud

    Sept. 13, 1999

    The X-ray Observatory's High Resolution Camera catches its first light - resulting in extraordinary pictures of a distant supernova remnant.

  • A Family of Giants

    April 15, 1999

    Astronomers from four institutions are announcing today their discovery of the first system of planets found orbiting a sun-like star in Andromeda.

  • ET, phone SETI@home

    May 23, 1999

    In only one week since the release of free SETI@home software, nearly 300,000 computers have contributed 1100 years of CPU time to the search for extraterrestrial life.

  • The Red Planetin 3D

    May 27, 1999

    New data from Mars Global Surveyor reveals the topography of Mars better than many continental regions on Earth.

  • Getting a solid view of lightning

    June 9, 1999

    At the International Conference on Atmospheric Electricity this week, a New Mexico research team reports they have developed a system to depict Lightningin three dimensions.

  • A Volcanic Flashback

    Nov. 19, 1999

    With another Io flyby less than a week away, JPL has released new data showing towering mountains, sizzling hot spots, and enormous lava lakes on Jupiter's fiery moon.

  • A Hawaiian-Style Volcano on Io

    Nov. 5, 1999

    New images from Galileo reveal unexpected details of the Prometheus volcano on Io including a caldera and lava flowing through fields of sulfur dioxide snow.

  • Braking glitch may point to massive starquake

    July 19, 1999

    Scientists believe a sudden slowdown of a spinning neutron star is due to a massive starquake and a huge release of gamma-ray energy.