Comets and Asteroids

by / on July 28, 2015 at 6:21 am

A Cataclysmic Event of a Certain Age – Evidence for a Catastrophic Episode 13,000 Years Ago

Via Phys.org July 27, 2015 At the end of the Pleistocene period,approximately 12,800 years ago—give or take a few centuries—a cosmic impact triggered an abrupt cooling episode that earth scientists refer to as the Younger Dryas. New research by UC Santa Barbara geologist James Kennett and an international group of investigators has narrowed the date to a 100-year range, sometime […]

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by / on July 27, 2015 at 5:21 am

The Sluggish Race to Guard the Earth Against Meteors – Vice.com

Via Vice.com May 22, 2015 By Rory Tolan The sky god slept like a rock. In a yawning crater cut into the side of Manhattan’s Central Park, a stone as old as the Earth had amassed a crowd. I found it in a huddle of selfie sticks, flapping brochures, and children slapping it with sweaty palms. But Tomanowos, a divine […]

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by / on July 22, 2015 at 4:44 am

Philae comet could be home to alien life, say scientists

Via The Guardian: The comet landed on by the spacecraft Philae could well be home to an abundance of alien microbial life, according to leading astronomers. Features of the comet, named 67P/Churyumov-Gerasimenko, such as its organic-rich black crust, are most likely explained by the presence of living organisms beneath an icy surface, the scientists have said. Rosetta, the European spacecraft […]

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