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  5. Page 2
Home»Posts tagged with»comet (Page 2)

Discovery of Widespread Platinum May Help Solve Clovis People Mystery

By Peggy Binette | University of South Carolina on Mar 10, 2017   Featured, Science/Education  

Discovery of Widespread Platinum May Help Solve Clovis People Mystery

No one knows for certain why the Clovis people and iconic beasts — mastodon, mammoth and saber-toothed tiger — living some 12,800 years ago suddenly disappeared. However, a discovery of widespread platinum at archaeological sites across the U.S. by three University of South Carolina archaeologists has provided an important clue in solving this enduring mystery.  The research […]

How this Martian Moon Became the ‘Death Star’

By Nolan O'Brien | Lawrence Livermore National Laboratory on Oct 13, 2016   Featured, Science/Education  

How this Martian Moon Became the ‘Death Star’

  Mars’ largest moon, Phobos, has captured public imagination and been shrouded in mystery for decades. But numerical simulations recently conducted at Lawrence Livermore National Laboratory (LLNL) have shed some light on the enigmatic satellite. The dominant feature on the surface of Phobos (22-kilomters across) is Stickney crater (9-km across), a mega crater that spans […]

Hubble Takes Close-up Look at Disintegrating Comet

By David Jewitt | UCLA, Donna Weaver/ Ray Villard | Space Telescope Science Institute, Felicia Chou | NASA on Sep 16, 2016   Featured, Science/Education  

Hubble Takes Close-up Look at Disintegrating Comet

  NASA’s Hubble Space Telescope has captured one of the sharpest, most detailed observations of a comet breaking apart, which occurred 67 million miles from Earth. In a series of images taken over a three-day span in January 2016, Hubble revealed 25 building-size blocks made of a mixture of ice and dust that are drifting […]

Unique Fragment from Earth’s Formation Returns after Billions of Years in Cold Storage

By European Southern Observatory on Apr 29, 2016   Featured, Science/Education  

Unique Fragment from Earth’s Formation Returns after Billions of Years in Cold Storage

Astronomers have found a unique object that appears to be made of inner Solar System material from the time of Earth’s formation, which has been preserved in the Oort Cloud far from the Sun for billions of years. Observations with ESO’s Very Large Telescope, and the Canada France Hawai`i Telescope, show that C/2014 S3 (PANSTARRS) […]

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