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  • Venus Flyby

    June 5, 2007

    Today when NASA's MESSENGER spacecraft flies by Venus en route to Mercury, the craft will shoot a laser beam into Venus' clouds, among other experiments, to learn more about Earth's "evil twin."

  • Cave Skylights Spotted on Mars

    Sept. 21, 2007

    NASA's Mars orbiters have spotted "skylights" apparently leading to cavernous underground spaces on Mars. The discovery is fueling interest in potential underground habitats and sparking searches for caverns elsewhere on the Red Planet.

  • Alien Volcano

    March 9, 2007

    When New Horizons flew past Jupiteron Feb. 28th, the spacecraft snapped a picture of a volcanic eruption on Io that amazed even longtime experts in the field. The must-see photo is featured in today's story from Science@NASA.

  • Lunar Eclipse

    Feb. 12, 2007

    Mark your calendar: On March 3, 2007, The Moonwill turn red during a total Lunar Eclipsevisible from parts of all seven continents, including the eastern half of the United States.

  • The Fantastic Skies of Orphan Stars

    Oct. 17, 2007

    Do you love gazing at a starry night sky? Nothing you've ever seen on Earth could prepare you for the fantastic skies of some "orphan stars" just discovered by astronomers using NASA's Chandra X-ray Observatory.

  • Mayan Ruins on PBS

    Jan. 5, 2007

    NASA scientists are using Earth-orbiting satellites to discover hidden ruins in Central American jungles. It's called 'space archeology.' You can find out all about it on a PBS broadcast of NOVA's 'Mayan Ruins' this Tuesday, Jan. 9th, at 8 pm EST.

  • Tether Origami

    June 11, 2007

    A Japanese tether of novel construction could unfold new opportunities in space.

  • Lab-on-a-Chip Works!

    April 6, 2007

    A miniature biological laboratory important to the future of space exploration has just been tested successfully onboard the International Space Station.

  • Voyage to the Giant Asteroids--Liftoff!

    Sept. 27, 2007

    NASA's Dawn spacecraft has left Earth on a mission to explore the giant AsteroidsCeres and Vesta. Today's Science@NASA story explains the scientific reasons for making the trip.

  • Awesome Upheaval

    May 30, 2007

    Astronomers using NASA's Chandra X-ray Observatoryhave discovered "an exceptionally dramatic event" in the nearby Universe. They're not sure what caused it, but they've narrowed it down to two exciting possibilites.