Space

  1. Planetary Science

    A Tale of Two Landers: NASA’s Spirit phones home, but Europe’s Beagle 2 remains mum on Mars

    NASA's Spirit rover sent its first signals home soon after it touched down on Mars Jan. 3, but European Space Agency scientists haven't yet heard from their Beagle 2 lander, which dropped to the surface of Mars on Dec. 24.

    By Sid Perkins
  2. Astronomy

    Taste of a Comet: Spacecraft samples and views Wild 2

    Pummeled by debris, a NASA spacecraft last week snatched up dust samples while taking the sharpest images ever of a comet's icy core.

    By Ron Cowen
  3. Astronomy

    X-ray images highlight galaxy collisions

    A new study provides graphic evidence that X-ray observations may be the best way to identify ancient collisions between galaxies.

    By Ron Cowen
  4. Planetary Science

    Journey to Mars

    The rugged Mars Exploration Rover (MER) is scheduled to land on Mars on Jan. 4, 2004. A variety of Web sites offer information about the exploration of Mars and Mars rovers. Check out the official MER Web site for background information and up-to-the-minute reports. San Francisco’s Exploratorium Web site highlights various Mars-related activities. Go to: […]

    By Science News
  5. Planetary Science

    Lunar finding doesn’t hold water

    A new radar study of craters at the moon's north and south poles reveals that neither region contains substantial amounts of frozen water.

    By Ron Cowen
  6. Planetary Science

    Next Stop, Interstellar Space

    Data recorded by the venerable Voyager 1 spacecraft suggest the craft has either recently encountered or will soon enter a key region near the edge of the solar system.

    By Ron Cowen
  7. Astronomy

    Cool Cosmos: Orbiting telescope views infrared universe

    Astronomers unveiled the first images and spectra taken by the most sensitive and highest-resolution infrared observatory ever sent into space.

    By Ron Cowen
  8. Astronomy

    Cool Cosmos: Orbiting telescope views infrared universe

    Astronomers unveiled the first images and spectra taken by the most sensitive and highest-resolution infrared observatory ever sent into space.

    By Ron Cowen
  9. Planetary Science

    Did rivers once run on the Red Planet?

    A fan-shaped region of debris on Mars is providing new evidence that some places on the Red Planet, now bone-dry, once had long-lasting rivers or lakes.

    By Ron Cowen
  10. Planetary Science

    Did rivers once run on the Red Planet?

    A fan-shaped region of debris on Mars is providing new evidence that some places on the Red Planet, now bone-dry, once had long-lasting rivers or lakes.

    By Ron Cowen
  11. Astronomy

    Breach of the Shield: Magnetic links between sun and Earth last hours

    Once breaches have formed in Earth's protective magnetic field, they persist for many hours, allowing charged particles from the sun to gush through and create electrical disturbances.

    By Ron Cowen
  12. Astronomy

    Spying a planet in star’s dusty veil

    Astronomers blocked out the light of a nearby star and found hints of an orbiting planet.

    By Kate Ramsayer