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  • The MoonEclipses Jupiter

    Nov. 29, 2004

    Mark your calendar. On Tuesday, Dec. 7th, about an hour before sunrise, the crescent Moon will eclipse Jupiter.

  • Why so Dry?

    May 21, 2004

    The western United States is facing another long, dry summer. But why? What causes droughts? Are they predictable? NASA scientists are using data from space to unravel the mystery.

  • Secrets of a Salty Survivor

    Sept. 10, 2004

    A microbe from the Dead Sea may hold the key to protecting Astronautsfrom one of the greatest threats they would face during a mission to Mars: space radiation.

  • Mysterious Sedna

    March 15, 2004

    Astronomers have discovered a strange planet-like body in the distant reaches of the solar system.

  • Blue Moon

    July 7, 2004

    There's a Blue Moon coming on July 31st. But will it really be blue? Believe it or not, scientists say blue-colored moons are real.

  • Have Blood, Will Travel

    Aug. 19, 2004

    The radiation Astronautsencounter in deep space could put vital blood-making cells in jeopardy.

  • Jupiterand the Space Station

    May 12, 2004

    The International Space Stationmakes a series of bright passes over the USA this week. On May 13th it will eclipse the planet Jupiter.

  • Voyager 1, Prepare for Action

    July 13, 2004

    At the outer limits of our solar system, a solar shock wave is about to overtake NASA's Voyager 1 spacecraft.

  • Shields Up!

    Sept. 27, 2004

    A stream of interstellar helium atoms almost as hot as the surface of the Sun is blowing through the solar system.

  • Mob Rules

    June 16, 2004

    An experiment onboard the International Space Stationis helping physicists decipher the group behavior of atoms and molecules.