Space Telescope News

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  Astronomers Explain Blue Stragglers: How Do Mysterious Stars Stay So Young?

  October 20, 2011 — Mysterious "blue stragglers" are old stars that appear younger than they should be: they burn hot and blue. Several theories have attempted to explain why they don't show their age, but, until now, ... > full story
• Galaxies
  Stars
  Astronomy
  Black Holes
  Space Telescopes
  NASA
   
  

  VISTA Finds New Globular Star Clusters and Sees Right Through the Heart of the Milky Way

  October 20, 2011 — Two newly discovered globular clusters have been added to the total of just 158 known globular clusters in our Milky Way. They were found in new images from ESO's VISTA survey telescope as part of ... > full story
• Stars
  Extrasolar Planets
  Astronomy
  Eris (Xena)
  Pluto
  Kuiper Belt
   
  

  Planet-Sized Object as Cool as Earth Revealed in Record-Breaking Photo

  October 19, 2011 — Scientists are presenting the photo of a nearby star and its orbiting companion -- whose temperature is like a hot summer day in Arizona. The planet-like companion is the coldest object ever directly ... > full story
• Astrophysics
  Galaxies
  Astronomy
  Dark Matter
  Space Telescopes
  NASA
   
  

  Hubble Survey Carries out a Dark Matter Census

  October 13, 2011 — The NASA/ESA Hubble Space Telescope has been used to make an image of galaxy cluster MACS J1206.2-0847. The apparently distorted shapes of distant galaxies in the background is caused by an invisible ... > full story
• Astrophysics
  Galaxies
  Cosmology
  Big Bang
  Stars
  Astronomy
   
  

  Distant Galaxies Reveal the Clearing of the Cosmic Fog; New VLT Observations Chart Timeline of Reionization

  October 12, 2011 — Scientists have used the European Southern Observatory's Very Large Telescope to probe the early Universe at several different times as it was becoming transparent to ultraviolet light. This brief ... > full story
• Asteroids, Comets and Meteors
  Space Telescopes
  Space Exploration
  NASA
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  Amateur Skywatchers Help Space Hazards Team

  October 12, 2011 — For the first time, observations coordinated by the European Space Agency's space hazards team have found an asteroid that comes close enough to Earth to pose an impact threat. The space rock was ... > full story
• Galaxies
  Black Holes
  Astrophysics
  Stars
  Cosmic Rays
  Space Telescopes
   
  

  Suspects in the Quenching of Star Formation Exonerated

  October 11, 2011 — Some supermassive black holes power luminous, rapidly growing objects called active galactic nuclei (AGN) that gather and condense enormous quantities of matter. Because astronomers had seen these ... > full story
• Stars
  Extrasolar Planets
  Jupiter
  Astronomy
  Galaxies
  Space Telescopes
   
  

  Astronomers Find Bounty of Failed Stars: One Youngster Only Six Times Heftier Than Jupiter

  October 11, 2011 — A team of astronomers has discovered over two dozen new free-floating brown dwarfs, including a lightweight youngster only about six times heftier than Jupiter, that reside in two young star ... > full story
• Space Telescopes
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  NASA
   
  

  Robotic Telescope Network With Access Via Internet to Be Built

  October 11, 2011 — Internauts will be able to connect to 17 telescopes on four continents to share observation time. A world network of robotic telescopes is to be developed as part of a European citizen science ... > full story
• Asteroids, Comets and Meteors
  Solar System
  Space Telescopes
  Pluto
  Space Exploration
  Uranus
   

  Scientist Searches for Moons Around Asteroids

  October 7, 2011 — Most people know that some planets have moons but would be surprised to know that some asteroids do, too. According to new research, about 20 percent of them ... > full story

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