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  'Shields to Maximum, Mr. Scott': Simulating Orbital Debris Impacts on Spacecraft and Fragment Impacts on Body Armor

  June 27, 2013 — Running hundreds of simulations on TACC supercomputers, University of Texas mechanical engineering professor Eric Fahrenthold assisted NASA in the development of ballistic limit curves that predict ... > full story
• Galaxies
  Astrophysics
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  Spiral Galaxies Like Milky Way Bigger Than Thought

  June 27, 2013 — Let's all fist bump: Spiral galaxies like our own Milky Way appear to be much larger and more massive than previously believed, according to a new ... > full story
• Mars
  Space Missions
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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
• Asteroids, Comets and Meteors
  NASA
  Space Exploration
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  Ten Thousandth Near-Earth Object Discovered in Space

  June 25, 2013 — More than 10,000 asteroids and comets that can pass near Earth have now been discovered. The 10,000th near-Earth object, asteroid 2013 MZ5, was first detected on the night of June 18, 2013, by the ... > full story
• Extrasolar Planets
  Stars
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  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
• Space Probes
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  Five Years of Stereo Imaging for NASA's TWINS

  June 24, 2013 — Surrounding Earth is a dynamic region called the magnetosphere. The region is governed by magnetic and electric forces, incoming energy and material from the sun, and a vast zoo of waves and ... > full story
• Galaxies
  Astrophysics
  Astronomy
  NASA
  Space Telescopes
  Space Exploration
   
  

  Messier 61 Looks Straight Into Hubble's Camera

  June 24, 2013 — The NASA/ESA Hubble Space Telescope has captured a new image of nearby spiral galaxy Messier 61, also known as NGC 4303. The galaxy, located only 55 million light-years away from Earth, is roughly ... > full story
• NASA
  Mars
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  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
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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
• Cosmic Rays
  Space Probes
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  How Did a Third Radiation Belt Appear in the Earth's Upper Atmosphere?

  June 20, 2013 — How did a third radiation belt appear in the Earth's upper atmosphere, and then almost completely ... > full story

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