Asteroid, Comet, Meteor News

• Global Warming
  Materials Science
  Graphene
  Chemistry
  Inorganic Chemistry
  Organic Chemistry
   

  Researchers Find a Way to Make Steel Without Greenhouse-Gas Emissions

  May 8, 2013 — Steelmaking, a major emitter of climate-altering gases, could be transformed by a new ... > full story
• Volcanoes
  Geology
  Earth Science
  Atmosphere
  Weather
  Natural Disasters
   
  

  Landsat Thermal Sensor Lights Up from Volcano's Heat

  May 6, 2013 — As the Landsat Data Continuity Mission satellite flew over Indonesia's Flores Sea April 29, it captured an image of Paluweh volcano spewing ash into the air. The satellite's Operational Land Imager ... > full story
• Galaxies
  Astronomy
  Stars
  Space Telescopes
  NASA
  Space Exploration
   
  

  Hubble Sees the Remains of a Star Gone Supernova

  May 6, 2013 — A new image from the Hubble Space Telescope shows delicate wisps of gas that make up an object known as SNR B0519-69.0, or SNR 0519 for short. The thin, blood-red shells are actually the remnants ... > full story
• Optics
  Natural Disasters
  Geology
  Earth Science
  Earthquakes
  Physics
   

  Scaling Up Gyroscopes: From Navigation to Measuring Earth's Rotation

  May 6, 2013 — Researchers discuss “large ring laser gyroscopes” that are six orders of magnitude more sensitive than gyroscopes commercially ... > full story
• Astronomy
  Extrasolar Planets
  NASA
  Space Exploration
  Stars
  Pluto
   
  

  NASA's Spitzer Puts Planets in a Petri Dish

  May 6, 2013 — Our galaxy is teeming with a wild variety of planets. In addition to our solar system's eight near-and-dear planets, there are more than 800 so-called exoplanets known to circle stars beyond our sun. ... > full story
• Mars
  NASA
  Space Missions
  Space Exploration
  Solar System
  Asteroids, Comets and Meteors
   
  

  Wind, Not Water, Formed Mound on Mars, New Analysis Suggests

  May 6, 2013 — Researchers suggest that Mars' roughly 3.5-mile high Mount Sharp most likely emerged as strong winds carried dust and sand into Gale Crater where the mound sits. If correct, the research could dilute ... > full story
• Galaxies
  Stars
  Astronomy
  NASA
  Space Telescopes
  Nebulae
   
  

  Hubble Sees the Remains of a Star Gone Supernova

  May 3, 2013 — These delicate wisps of gas make up an object known as SNR B0519-69.0, or SNR 0519 for short. The thin, blood-red shells are actually the remnants from when an unstable progenitor star exploded ... > full story
• Natural Disasters
  Earthquakes
  Tsunamis
  Asteroids, Comets and Meteors
  Earth Science
  Near-Earth Object Impacts
   
  

  Hearing the Russian Meteor, in America: Sound Arrived in 10 Hours, Lasted 10 More

  May 3, 2013 — How powerful was February's meteor that crashed into Russia? Strong enough that its explosive entry into our atmosphere was detected almost 6,000 miles away in Lilburn, Ga., by infrasound sensors -- ... > full story
• Global Warming
  Earth Science
  Geochemistry
  Forest
  Air Quality
  Oceanography
   
  

  Lava Erupting on Sea Floor Linked to Deep-Carbon Cycle

  May 2, 2013 — Scientists have found unsuspected linkages between the oxidation state of iron in volcanic rocks and variations in the chemistry of the deep Earth. Not only do the trends run counter to predictions ... > full story
• Mars
  Asteroids, Comets and Meteors
  Solar System
  Near-Earth Object Impacts
  Space Missions
  NASA
   
  

  Studying Meteorites May Reveal Mars' Secrets of Life

  May 1, 2013 — In an effort to determine if conditions were ever right on Mars to sustain life, a team of scientists has examined a meteorite that formed on the Red Planet more than a billion years ... > full story

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