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SATURDAY, NOVEMBER 21, 2009
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NEWS ABOUT: comet

comet stories: 7 news summaries

(Newser) - An amino acid necessary to the construction of proteins, and therefore life on Earth, has been found in a comet that passes through our solar system, Space.com reports. Glycine was found in samples picked up by a NASA spacecraft in 2004. The discovery suggests that life’s building blocks... More »

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NASA • life • comet • Stardust • spacecraft • amino acids • glycine • panspermia

(Newser) - NASA pulled the recently upgraded Hubble space telescope out of testing yesterday to take a photo of the Earth-sized impact scar on Jupiter, CNN reports. “Because we believe this magnitude of impact is rare, we are very fortunate to see it with Hubble,” a NASA scientist says. “... More »

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NASA • astronomy • Jupiter • space travel • comet • Hubble Space Telescope

(Newser) - A massive mysterious object scientists believe may be a comet slammed into Jupiter yesterday, AP reports. The Earth-size impact "scar" left by the object was caught on NASA's powerful infrared telescope in Hawaii. The agency was alerted to the new mark on the planet by an amateur astronomer in... More »

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NASA • planet • Jupiter • comet • space telescope • astronomer

Comet Might Not Have Killed Mammoths After All: Study

Peat bog analysis contradicts cometary impact theory

Jan 29, 09 3:35 PM CST
(Newser) - New evidence undermines the theory that the impact from a comet killed off the woolly mammoth and enough humans to end the prehistoric Clovis culture, the BBC reports. Supporters of the impact theory point to a planet-wide rash of wildfires, but while a new analysis of sediment under North American... More »

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research • extinction • comet • woolly mammoth • soil sample • nanodiamonds • Mammoth

Odds of Cataclysmic Space-Rock Crash: 1 in 10

Despite danger, NASA doing little to protect planet

May 25, 08 6:19 AM CDT
(Newser) - Chicken Little may have been smarter than we thought. A growing body of evidence reveals that the sky is falling, or at least gigantic space rocks are—and the Earth is at far greater risk of a catastrophic strike than previously thought, reports Atlantic. Despite the danger—an impact could... More »

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NASA • astronomy • extinction • comet • asteroid • crater • space program • armageddon

Get Ready for a Light Show

Geminids will benefit from a moonless night

Dec 11, 07 12:39 PM CST
(Newser) - This week's incarnation of the annual Geminid meteor shower should be particularly awe-inspiring, reports National Geographic, because it coincides with dark, moonless sky for the first time since 1996. Skywatchers can expect at least 110 meteors per minute, with the best viewing on Thursday and Friday. The peak will be... More »

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Earth • atmosphere • Perseids • meteor shower • comet • Geminid meteor shower • 3200 Phaethon

Comet Dust Will Light Sky

Aug 11, 07 1:46 PM CDT
(Newser) - Comet debris will light up the sky tomorrow night and Monday morning with shooting stars as Earth passes through the Perseid meteor shower. For the best view, pick a dark spot away from city lights and look east, says the Discovery Channel. "It's going to be a great show,... More »

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NASA • Mars • space • star • atmosphere • Perseus • Perseids • meteors • meteor shower • shooting stars • comet • Swift Tuttle

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