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  • 15 Nov 1999

    Few doubted that they were out there, but it sure is good to have confirmation: For the first time, astronomers have watched a planet in another star system cross the face of its parent star, proving conclusively that extrasolar planets exist.

  • 3 Nov 1999

    After a long battle with cancer, Jan van Paradijs, an astrophysicist with joint appointments at the University of Amsterdam, the Netherlands, and the University of Alabama in Huntsville, died yesterday morning at the age of 53.

  • 20 Oct 1999

    HUNTSVILLE, ALABAMA--It may sound like a feeble joke, but astronomers say they have discovered a new kind of gamma ray burst: one without gamma rays.

  • 13 Oct 1999

    ABANO TERME, ITALY--Despite crippling budgetary shortfalls, Russia's planetary exploration program is hoping to get at least one mission off the ground in the next few years.

  • 22 Sep 1999

    The first interplanetary weather satellite will reach Mars in the wee hours on Thursday. But don't expect daily weather reports anytime soon. NASA's Mars Climate Orbiter (MCO) will start monitoring the planet's atmosphere no earlier than March 2000.

  • 7 Sep 1999

    Astronomers have photographed what could be MACHOs (massive compact halo objects)--hypothetical dark objects whose gravity could help explain the motions of the galaxy's visible stars.

  • 26 Aug 1999

    Only 5 weeks have passed since Chandra, NASA's new x-ray observatory, was launched, and already it may have found the youngest known neutron star--the corpse of a dead star--in the Milky Way.

  • 25 Aug 1999

    The view is nothing special at the landing site of the Mars Polar Lander, but scientists hope the geology will make up for it.

  • 29 Jul 1999

    Astronomers announced today the discovery of a planet outside our solar system that orbits its star in just under one of our years, the most Earth-like extrasolar planet found to date. Although the planet is probably barren, its moons--if they exist--may harbor life.

  • 29 Jul 1999

    It was the closest flyby of a celestial body ever performed: At 12:46 a.m. Eastern Daylight Time, NASA's Deep Space 1 successfully zipped past asteroid Braille at a distance of some 10 or 15 kilometers.