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2013

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  • Amateur Astronomers See Comet ISON

    Amateur Astronomers See Comet ISON

    Sept. 24, 2013

    Comet ISON is still more than two months away from its spectacular close encounter with the sun. Already, the brightening comet has become a good target for backyard telescopes in the pre-dawn sky.

  • Amplified Greenhouse Effect Shifts North's Growing Seasons

    Amplified Greenhouse Effect Shifts North's Growing Seasons

    March 10, 2013

    Vegetation growth at Earth's northern latitudes increasingly resembles lusher latitudes to the south, according to a NASA-funded study. "It's like Winnipeg, Manitoba, moving to Minneapolis-Saint Paul in only 30 years," says one of the lead researchers.

  • A Possible Naked-eye Comet in March

    A Possible Naked-eye Comet in March

    Feb. 6, 2013

    A comet falling in from the distant reaches of the solar system could become a naked-eye object in early March. This is Comet Pan-STARRS's first visit to the inner solar system, so surprises are possible as its virgin ices are exposed to intense solar heating for the first time.

  • Approaching Asteroid Has Its Own Moon

    Approaching Asteroid Has Its Own Moon

    May 30, 2013

    Newly-obtained radar images of approaching asteroid 1998 QE2 reveal that the asteroid has a moon.

  • Asteroid Moon Movie

    Asteroid Moon Movie

    June 7, 2013

    Scientists working with NASA's 70-meter Deep Space Network antenna in Goldstone, Calif., have released a new and improved movie clip of near-Earth asteroid 1998 QE2 and its moon.

  • A Whiff of Dark Matter on the ISS

    A Whiff of Dark Matter on the ISS

    April 14, 2013

    A particle detector on board the International Space Station has recorded intriguing signs of Dark Matter. Researchers say that a significant advance in cosmology could be in the offing.

  • Big Asteroid Flyby

    Big Asteroid Flyby

    May 30, 2013

    NASA is tracking a large near-Earth asteroid as it passes by the Earth-Moon system on May 31st. Amateur astronomers in the northern hemisphere may be able to see the space rock for themselves during the 1st week of June.

  • Big Weather on Hot Jupiters

    Big Weather on Hot Jupiters

    May 24, 2013

    Astronomers using NASA's Spitzer Space Telescope are making weather maps of an exotic class of exoplanets called "hot Jupiters." What they're finding is wilder than anything we experience here in our own solar system.

  • Bright Explosion on the Moon

    Bright Explosion on the Moon

    May 16, 2013

    NASA researchers who monitor the Moon for meteoroid impacts have detected the brightest explosion in the history of their program. It was caused by a small boulder-sized meteoroid hitting the Moon with as much energy as 5 tons of TNT.

  • Cassini Catches Meteors Hitting Saturn's Rings

    Cassini Catches Meteors Hitting Saturn's Rings

    April 26, 2013

    NASA's Cassini spacecraft has provided the first direct evidence of small meteoroids crashing into Saturn's rings and breaking into streams of rubble.