Asteroid, Comet, Meteor News

• Geology
  Earth Science
  Near-Earth Object Impacts
  Atmosphere
  Geomagnetic Storms
  Environmental Issues
   
  

  Earth's Core Affects Length of Day

  July 11, 2013 — Researchers have found that variations in the length of day over periods of between one and 10 years are caused by processes in the Earth's ... > full story
• Astronomy
  Extrasolar Planets
  Jupiter
  Mars
  NASA
  Space Telescopes
   
  

  Hubble Finds a True Blue Planet: Giant Jupiter-Sized Planet Located 63 Light-Years Away

  July 11, 2013 — Astronomers using NASA's Hubble Space Telescope have deduced the actual visible-light color of a planet orbiting another star 63 light-years away. If seen directly the planet, known as HD 189733b, ... > full story
• Physics
  Astrophysics
  Solar Flare
  Space Station
  Quantum Physics
  Nebulae
   
  

  Space Station Illuminates Dusty Plasmas for a Wide Range of Research

  July 10, 2013 — One of the most frequently-used physics laboratories on the International Space Station recently completed its final set of experiments. The Plasma Kristall Experiment (PK-3 Plus) lab, a ... > full story
• Sun
  Astronomy
  Solar Flare
  Solar System
  NASA
  Space Missions
   
  

  IBEX Spacecraft Images the Heliotail, Revealing an Unexpected Structure

  July 10, 2013 — NASA's Interstellar Boundary Explorer spacecraft recently provided the first complete pictures of the solar system's downwind region, revealing a unique and unexpected ... > full story
• Mars
  NASA
  Space Exploration
  Space Missions
  Solar System
  Astronomy
   
  

  Science Team Outlines Goals for NASA's 2020 Mars Rover

  July 10, 2013 — The rover NASA will send to Mars in 2020 should look for signs of past life, collect samples for possible future return to Earth, and demonstrate technology for future human exploration of the Red ... > full story
• Climate
  Early Climate
  Atmosphere
  Earth Science
  Global Warming
  Environmental Issues
   
  

  How Early Earth Kept Warm Enough to Support Life

  July 9, 2013 — Solving the "faint young sun paradox" -- explaining how early Earth was warm and habitable for life beginning more than three billion years ago even though the sun was 20 percent dimmer than today -- ... > full story
• Asteroids, Comets and Meteors
  Stars
  Pluto
  Kuiper Belt
  Nebulae
  Extrasolar Planets
   

  Cosmic Dust Belts Without Dust

  July 8, 2013 — Planets and asteroids, red giants and brown dwarfs – there are all kinds of objects in our Universe. Debris disks are among them. These are belts consisting of countless dust particles and ... > full story
• Space Telescopes
  Extrasolar Planets
  Stars
  Space Exploration
  Astronomy
  Cosmology
   
  

  Search for Extraterrestrial Intelligence Research Network Launched

  July 5, 2013 — A network has been launched to promote academic research in the UK relating to the Search for ExtraTerrestrial Intelligence ... > full story
• Mercury
  Moon
  Solar System
  Space Missions
  NASA
  Space Exploration
   
  

  New Insights Into the Early Bombardment History on Mercury

  July 5, 2013 — Astronomers have studied the surface of Mercury to better understand if the plains were formed by volcanic flows or composed of material ejected from the planet's giant impact ... > full story
• Stars
  Black Holes
  Cosmic Rays
  Extrasolar Planets
  Astronomy
  Galaxies
   
  

  White Dwarf Star Throws Light on Possible Variability of a Constant of Nature

  July 4, 2013 — Astronomers have studied a distant star where gravity is more than 30,000 times greater than on Earth to test the controversial theory that one of the constants of Nature is not a constant. The ... > full story

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