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• Astronomy
  Space Exploration
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  NASA's Juno Spacecraft Launches to Jupiter

  August 5, 2011 — NASA's solar-powered Juno spacecraft lifted off from Cape Canaveral Air Force Station in Florida on Aug. 5, 2011 to begin a five-year journey to Jupiter. Juno's detailed study of the largest planet ... > full story
• Jupiter
  Solar System
  Astronomy
  Space Probes
  Atmosphere
  Space Exploration
   
  

  Simulated Atmosphere Research to Help NASA Interpret Data from Juno Mission to Jupiter

  August 3, 2011 — In August of 2016, when NASA's Juno Mission begins sending back information about the atmosphere of the planet Jupiter, research done by engineers using a 2,400-pound pressure vessel will help ... > full story
• Jupiter
  Space Probes
  Solar System
  Astronomy
  Space Exploration
  Space Missions
   
  

  Mission to Jupiter: Gas Giant May Hold Keys to Understanding Solar System Formation, Evolution

  August 1, 2011 — NASA's Juno Mission to Jupiter is slated for launch Aug. 5 from Florida's Kennedy Space Center. The primary goal of the mission is to understand the origin and evolution of the massive gas planet. ... > full story
• Near-Earth Object Impacts
  Asteroids, Comets and Meteors
  Astronomy
  Earth Science
  Geomagnetic Storms
  Geology
   
  

  Avoiding Nemesis: Does Impact Rate for Asteroids and Comets Vary Periodically With Time?

  August 1, 2011 — Is Earth more likely or less likely to be hit by an asteroid or comet now as compared to, say, 20 million years ago? Several studies have claimed to have found periodic variations, with the ... > full story
• Asteroids, Comets and Meteors
  Astronomy
  Sun
  Solar Flare
  Space Exploration
  Space Missions
   
  

  SOHO Watches a Comet Fading Away

  July 28, 2011 — On Nov. 4, 2010, NASA's EPOXI spacecraft came within 450 miles of Comet Hartley 2, a small comet not even a mile in diameter, which takes about six and a half years to orbit the sun. Designated ... > full story
• Asteroids, Comets and Meteors
  NASA
  Space Exploration
  Near-Earth Object Impacts
  Solar System
  Earth Science
   
  

  NASA's WISE Finds Earth's First 'Trojan' Asteroid

  July 27, 2011 — Astronomers studying observations taken by NASA's Wide-field Infrared Survey Explorer (WISE) mission have discovered the first known "Trojan" asteroid orbiting the sun along with ... > full story
• Sun
  Solar Flare
  Geomagnetic Storms
  Renewable Energy
  Energy and the Environment
  Atmosphere
   
  

  Wave Power Can Drive Sun's Intense Heat

  July 27, 2011 — A new study sheds light on why the sun's outer atmosphere, or corona, is more than 20 times hotter than its surface. The research may bring scientists a step closer to understanding the solar cycle ... > full story

  More: 

  • NASA's Solar Dynamics Observatory Spots Extra Energy in the Sun's Corona
  • Discovery of Alfvén Waves in the Corona of the Sun
• Sun
  Asteroids, Comets and Meteors
  Solar Flare
  Astronomy
  Solar System
  Stars
   
  

  The Origin of Comet Material Formed at High Temperatures

  July 22, 2011 — Comets are icy bodies, yet they are made of materials formed at very high temperatures. Where do these materials come from? Researchers have now provided the physical explanation behind this ... > full story
• Extrasolar Planets
  Solar Flare
  Stars
  Astronomy
  Northern Lights
  Sun
   
  

  Exoplanet Aurora: An out-of-This-World Sight

  July 21, 2011 — Earth's aurorae, or Northern and Southern Lights, provide a dazzling light show to people living in the polar regions. Shimmering curtains of green and red undulate across the sky like a living ... > full story
• NASA
  Astronomy
  Asteroids, Comets and Meteors
  Space Exploration
  Space Missions
  Sun
   
  

  Comet Hartley 2 Leaves a Bumpy Trail

  July 18, 2011 — New findings from NEOWISE, the asteroid- and comet-hunting portion of NASA's Wide-field Infrared Survey Explorer mission, show that comet Hartley 2 leaves a pebbly trail as it laps the sun, dotted ... > full story

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