Solar System News

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  NASA Launches Satellite to Study How Sun's Atmosphere Is Energized

  June 28, 2013 — NASA's Interface Region Imaging Spectrograph (IRIS) spacecraft launched Thursday at 7:27 p.m. PDT (10:27 p.m. EDT) from Vandenberg Air Force Base, Calif. The mission to study the solar atmosphere was ... > full story
• Extrasolar Planets
  Stars
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  Kuiper Belt
  Nebulae
  Astronomy
   
  

  Gas-Giant Exoplanets Cling Close to Their Parent Stars

  June 27, 2013 — Gemini Observatory's Planet-Finding Campaign finds that, around many types of stars, distant gas-giant planets are rare and prefer to cling close to their parent stars. The impact on theories of ... > full story
• NASA
  Space Missions
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  Sun
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  NASA's Voyager 1 Explores Final Frontier of Our 'Solar Bubble'

  June 27, 2013 — Data from Voyager 1, now more than 11 billion miles (18 billion kilometers) from the sun, suggest the spacecraft is closer to becoming the first human-made object to reach interstellar ... > full story
• Mars
  Space Missions
  NASA
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  Sterilizing Mars Spacecraft Is Largely a Waste of Money, Two Experts Argue

  June 27, 2013 — Two university researchers say environmental restrictions have become unnecessarily restrictive and expensive -- on ... > full story
• Stars
  Extrasolar Planets
  Astronomy
  Galaxies
  Kuiper Belt
  Astrophysics
   
  

  First Transiting Planets in a Star Cluster Discovered

  June 26, 2013 — All stars begin their lives in groups. Most stars are born in small groups that quickly fall apart. Others form in huge, dense swarms, where stars jostle with thousands of neighbors while strong ... > full story
• Extrasolar Planets
  Stars
  Space Telescopes
  Astronomy
  Kuiper Belt
  Pluto
   
  

  Three Planets in Habitable Zone of Nearby Star: Gliese 667c Reexamined

  June 25, 2013 — Astronomers have combined new observations of Gliese 667C with existing data to reveal a system with at least six planets. A record-breaking three of these planets are super-Earths lying in the zone ... > full story
• NASA
  Mars
  Space Missions
  Space Exploration
  Solar System
  Astronomy
   
  

  Billion-Pixel View of Mars Comes from Curiosity Rover

  June 24, 2013 — A billion-pixel view from the surface of Mars, from NASA's Mars rover Curiosity, offers armchair explorers a way to examine one part of the Red Planet in great ... > full story
• Solar Flare
  Sun
  Northern Lights
  Astronomy
  NASA
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  Sun Emits a Solstice CME

  June 22, 2013 — On June 20, 2013, at 11:24 p.m., the sun erupted with an Earth-directed coronal mass ejection or CME, a solar phenomenon that can send billions of tons of particles into space that can reach Earth ... > full story
• Moon
  Cosmic Rays
  Sun
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  NASA
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  Metamorphosis of Moon's Water Ice Explained

  June 19, 2013 — Using data gathered by NASA's Lunar Reconnaissance Orbiter mission, scientists believe they have solved a mystery from one of the solar system's coldest regions -- a permanently shadowed crater on ... > full story
• Mars
  Asteroids, Comets and Meteors
  NASA
  Solar System
  Space Exploration
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  Mars Had Oxygen-Rich Atmosphere 4,000 Million Years Ago

  June 19, 2013 — Differences between Martian meteorites and rocks examined by a NASA rover can be explained if Mars had an oxygen-rich atmosphere 4,000 million years ago -- well before the rise of atmospheric oxygen ... > full story

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