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  NASA Observations Point to 'Dry Ice' Snowfall on Mars

  September 11, 2012 — NASA's Mars Reconnaissance Orbiter data have given scientists the clearest evidence yet of carbon-dioxide snowfalls on Mars. This reveals the only known example of carbon-dioxide snow falling ... > full story
• Mars
  NASA
  Space Exploration
  Space Missions
  Solar System
  Astronomy
   
  

  NASA Mars Rover Curiosity's Arm Wields Camera Well

  September 11, 2012 — NASA's Mars rover Curiosity stepped through activities on Sept. 7, 8 and 9 designed to check and characterize precision movements by the rover's robotic arm and use of tools on the arm. The ... > full story
• Galaxies
  Astrophysics
  Astronomy
  Space Telescopes
  Space Exploration
  Cosmology
   
  

  Public Maps out an A to Z of Galaxies

  September 11, 2012 — Members of the public have constructed an A to Z of galaxies in the night sky. Volunteers participating in the Galaxy Zoo project have been helping scientists gain new insights by classifying ... > full story
• Mars
  Solar System
  Space Missions
  Water
  NASA
  Space Exploration
   
  

  Martian Clays Were Not All Formed by the Action of Liquid Water

  September 10, 2012 — Discovered in 2005, the clays of the southern hemisphere of Mars are often considered to be evidence for the existence of liquid water on the planet at a period in the very distant past between 4.5 ... > full story
• Aviation
  Space Missions
  Space Probes
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  Astronomy
  NASA
   
  

  A Canopy of Confidence: Orion’s Parachutes

  September 10, 2012 — They were perhaps some of the most visible images of the end of each Apollo mission: Giant orange and white parachutes unfurled high above the spacecraft, gently descending toward the ocean. As NASA ... > full story
• Stars
  Astronomy
  NASA
  Galaxies
  Space Telescopes
  Space Exploration
   
  

  Hubble Resolves Globular Cluster M 4 Into Multitude of Glowing Orbs

  September 7, 2012 — A sparkling picture taken by the NASA/ESA Hubble Space Telescope shows the center of globular cluster M 4. The power of Hubble has resolved the cluster into a multitude of glowing orbs, each a ... > full story
• Mars
  Near-Earth Object Impacts
  Solar System
  Space Missions
  NASA
  Space Exploration
   
  

  Hadley Crater Provides Deep Insight Into Martian Geology

  September 6, 2012 — Recently engaged in providing support to the successful landing of NASA's Mars Science Laboratory's Curiosity rover, ESA's Mars Express has now returned to its primary mission of studying the diverse ... > full story
• NASA
  Space Missions
  Mars
  Space Exploration
  Solar System
  Astronomy
   
  

  NASA Mars Rover Curiosity Begins Arm-Work Phase

  September 6, 2012 — After driving more than a football field's length since landing, NASA's Mars rover Curiosity is spending several days preparing for full use of the tools on its ... > full story
• Mars
  Solar System
  Space Missions
  NASA
  Space Exploration
  Astronomy
   
  

  Mars's Dramatic Climate Variations Are Driven by the Sun

  September 6, 2012 — On Mars's poles there are ice caps of ice and dust with layers that reflect to past climate variations on Mars. Researchers from the Niels Bohr Institute have related the layers in the ice cap on ... > full story
• Galaxies
  Astronomy
  Astrophysics
  NASA
  Black Holes
  Space Telescopes
   
  

  Odd Galaxy Couple on Space Voyage

  September 6, 2012 — Two very different galaxies drift through space together in a new image taken by NASA's Hubble Space Telescope. The peculiar galaxy pair is called Arp ... > full story

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