Search results for asteroid families:
'Extreme' genes shed light on origins of photosynthesis
3 hours ago |
5 / 5 (1) |
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While most school children understand that green plants photosynthesize, absorb carbon dioxide and produce oxygen, few people consider the profound global-scale effects that photosynthesis has had on Earth. One of those actively ...
Best (Meteor) Shower of 2009 - No Towel Required
Space & Earth / Space Exploration
Dec 10, 2009 |
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(PhysOrg.com) -- Bundle up and get ready to watch a fiery lightshow stirred up by dead comets in Earth's upper atmosphere during the cold of winter in the dead of night. The annual Geminid meteor shower is ...
The 2009 Geminid Meteor Shower (w/ Video)
Space & Earth / Space Exploration
Dec 08, 2009 |
4.4 / 5 (5) |
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Make hot cocoa. Bundle up. Tell your friends. The best meteor shower of 2009 is about to fall over North America on a long, cold December night.
Virgin Galactic readies maiden suborbital flight
Space & Earth / Space Exploration
Dec 06, 2009 |
5 / 5 (22) |
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British billionaire Sir Richard Branson will unveil a craft on Monday that could soon carry tourists on an out-of-this-world trip into space -- for a mere 200,000 dollars. (Update: Virgin Galactic unveils commercial spaceship) ...
Geminid meteor shower to peak on 14th December 2009
Space & Earth / Space Exploration
Dec 03, 2009 |
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(PhysOrg.com) -- The annual Geminid meteor shower is predicted to peak at 0510 GMT on 14th December. Meteors (or ‘shooting stars’) are the result of small particles entering the Earth’s atmosphere at high speed, heating up ...
A Superbright Supernova That’s the First of Its Kind
Dec 02, 2009 |
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(PhysOrg.com) -- An extraordinarily bright, extraordinarily long-lasting supernova named SN 2007bi, snagged in a search by a robotic telescope, turns out to be the first example of the kind of stars that first ...
Paleontologists find extinction rates higher in open-ocean settings during mass extinctions
Space & Earth / Earth Sciences
Nov 19, 2009 |
5 / 5 (1) |
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Arnie Miller, University of Cincinnati professor of paleontology in the McMicken College of Arts & Sciences, and co-author Michael Foote of the University of Chicago publish their research in the Nov. 20 issue ...
NASA's Wise Gets Ready to Survey the Whole Sky (w/ Video)
Nov 17, 2009 |
4.8 / 5 (6) |
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(PhysOrg.com) -- NASA's Wide-field Infrared Survey Explorer, or Wise, is chilled out, sporting a sunshade and getting ready to roll. NASA's newest spacecraft is scheduled to roll to the pad on Friday, Nov. ...
Dawn Enters Asteroid Belt -- For Good
Space & Earth / Space Exploration
Nov 16, 2009 |
4.7 / 5 (7) |
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(PhysOrg.com) -- NASA's Dawn spacecraft re-entered our solar system's asteroid belt today, Nov. 13, and this time it will stay there.
Rosetta bound for outer Solar System after final Earth swingby (w/ Video)
Space & Earth / Space Exploration
Nov 13, 2009 |
4.9 / 5 (7) |
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(PhysOrg.com) -- This morning, mission controllers confirmed that ESA’s comet chaser Rosetta had swung by Earth at 8:45 CET as planned, skimming past our planet to pick up a gravitational boost for an epic ...
A Tale of Planetary Woe (w/ Video)
Space & Earth / Space Exploration
Nov 11, 2009 |
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Once upon a time — roughly four billion years ago — Mars was warm and wet, much like Earth. Liquid water flowed on the Martian surface in long rivers that emptied into shallow seas. A thick atmosphere blanketed ...
Unusual meteorite found by time-lapse camera observatory
Space & Earth / Space Exploration
Nov 05, 2009 |
4.3 / 5 (15) |
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(PhysOrg.com) -- An unusual meteorite with an interesting orbit has been tracked to the ground using a photographic observatory that records time-lapse images of fireballs traveling across the sky.
Rosetta's final Earth boost
Space & Earth / Space Exploration
Nov 04, 2009 |
not rated yet |
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ESA's comet chaser Rosetta will swing by Earth for the last time on 13 November to pick up energy and begin the final leg of its 10-year journey to comet 67P/Churyumov-Gerasimenko. ESA's European Space Operations ...
LADEE Mission to Study the Moon's Fragile Atmosphere
Space & Earth / Space Exploration
Oct 26, 2009 |
3.7 / 5 (3) |
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Right now, the Moon is a ghost town. Nothing stirs. Here and there, an abandoned Apollo rover — or the dusty base of a lunar lander — linger as silent testimony to past human activity. But these days, only ...
Panel says NASA should skip moon, fly elsewhere (Update)
Space & Earth / Space Exploration
Oct 23, 2009 |
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(AP) -- NASA needs to make a major detour on its grand plans to return astronauts to the moon, a special independent panel told the White House Thursday.
