Near-Earth Object Impact News

• Mars
  NASA
  Space Exploration
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  NASA Opportunity Rover Finishes Walkabout on Mars Crater Rim

  December 4, 2012 — The latest work assignment for NASA's long-lived Mars rover Opportunity is a further examination of an area where the robot just completed a ... > full story
• Asteroids, Comets and Meteors
  NASA
  Space Exploration
  Astronomy
  Space Missions
  Space Station
   
  

  Nine Radar Images of Asteroid 2007 PA8

  November 27, 2012 — A collage shows nine radar images of near-Earth asteroid 2007 PA8 that were obtained between Oct. 31 and Nov. 13, 2012, with data collected by NASA's 230-foot-wide (70-meter) Deep Space Network ... > full story
• Near-Earth Object Impacts
  Volcanoes
  Natural Disasters
  Environmental Science
  Environmental Issues
  Air Quality
   
  

  How Does a Volcanic Crater Grow? Grab Some TNT and Find out

  November 26, 2012 — A new study examines maar craters, which resemble the bowl-like cavities formed by meteorites but are in some ways more ... > full story
• Materials Science
  Engineering and Construction
  Optics
  Weapons Technology
  Engineering
  Civil Engineering
   

  Materials Science: One Size Cloaks All

  November 23, 2012 — Scientists have developed a metamaterial invisibility cloak that can adapt to hide different sized objects. The findings represent a useful advance for more practical applications of metamaterial ... > full story
• Mars
  Solar System
  Water
  Asteroids, Comets and Meteors
  Near-Earth Object Impacts
  Space Missions
   
  

  Mars Formed from Similar Building Blocks to That of Earth, Reveals Study of Martian Meteorites

  November 19, 2012 — A team of scientists studied the hydrogen in water from the Martian interior and found that Mars formed from similar building blocks to that of Earth, but that there were differences in the later ... > full story

  More: 

  • Meteorite Samples Provide Evidence of Water and Rock Types on Mars
• Asteroids, Comets and Meteors
  Cell Biology
  Genetics
  Molecular Biology
  Mars
  NASA
   
  

  NASA Innovator of Year Hunts for Extraterrestrial Amino Acids

  November 15, 2012 — The hunt for the organic molecules that create proteins and enzymes critical for life here on Earth has largely happened in sophisticated terrestrial laboratories equipped with high-tech gadgetry ... > full story
• Asteroids, Comets and Meteors
  Geology
  Atmosphere
  Near-Earth Object Impacts
  Climate
  Geomagnetic Storms
   
  

  'Space Gems': Rare Meteorites Created in Violent Celestial Collision

  November 15, 2012 — A tiny fraction of meteorites on Earth contain strikingly beautiful, translucent, olive-green crystals embedded in an iron-nickel matrix. Called pallasites, these "space gems" have fascinated ... > full story
• Mars
  Solar System
  NASA
  Space Missions
  Space Exploration
  Water
   
  

  Meteorites Reveal Warm Water Existed on Mars

  November 15, 2012 — Hydrothermal fractures around Martian impact craters may have been a habitable environment for microbial life. New research into evidence of water on Mars determined that water temperatures on the ... > full story
• Asteroids, Comets and Meteors
  NASA
  Space Exploration
  Space Missions
  Astronomy
  Space Station
   
  

  NASA Radar Images Asteroid 2007 PA8

  November 6, 2012 — Scientists working with NASA's 230-foot-wide (70-meter) Deep Space Network antenna at Goldstone, Calif., have obtained several radar images depicting near-Earth asteroid 2007 PA8. The images were ... > full story
• Asteroids, Comets and Meteors
  Astronomy
  Space Telescopes
  Space Exploration
  NASA
  Sun
   
  

  Scientists Monitor Comet Breakup

  November 4, 2012 — The Hergenrother comet is currently traversing the inner-solar system. Amateur and professional astronomers alike have been following the icy-dirt ball over the past several weeks as it has been ... > full story

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