Astronomy News

• Mercury
  Solar System
  Sun
  Mars
  Solar Flare
  Moon
   
  

  Scientists Discover Water Ice on Mercury: Ice and Organic Material May Have Been Carried to the Planet by Passing Comets

  November 29, 2012 — Mercury, the smallest and innermost planet in our solar system, revolves around the sun in a mere 88 days, making a tight orbit that keeps the planet incredibly toasty. Surface temperatures on ... > full story
• Stars
  Extrasolar Planets
  Kuiper Belt
  Eris (Xena)
  Pluto
  Astronomy
   

  Can Life Emerge on Planets Around Cooling Stars?

  November 29, 2012 — New research hints that planets orbiting white and brown dwarfs, even in the habitable zone, face a "difficult path to ... > full story
• Dark Matter
  Astrophysics
  Astronomy
  Galaxies
  Stars
  Sun
   
  

  Too Much Dark Matter in Galaxy Cluster? 'Dark Core' May Not Be So Dark After All

  November 29, 2012 — Astronomers were puzzled earlier this year when NASA's Hubble Space Telescope spotted an overabundance of dark matter in the heart of the merging galaxy cluster Abell 520. This observation was ... > full story
• Atmosphere
  Northern Lights
  Geomagnetic Storms
  Solar Flare
  Sun
  Cosmic Rays
   
  

  First-Ever Hyperspectral Images of Earth's Auroras: New Camera Provides Tantalizing Clues of New Atmospheric Phenomenon

  November 29, 2012 — Hoping to expand our understanding of auroras and other fleeting atmospheric events, a team of space-weather researchers designed and built a new camera with unprecedented capabilities that can ... > full story
• Stars
  Galaxies
  Astronomy
  Extrasolar Planets
  Nebulae
  Sun
   
  

  Dust Grains Highlight Path to Planet Formation

  November 29, 2012 — Astronomers have captured a clear image of the protoplanetary disk of the star UX Tauri A. The team’s subsequent, detailed study of the disk’s characteristics suggests that its dust ... > full story
• Galaxies
  Astronomy
  Black Holes
  Astrophysics
  Space Telescopes
  Space Exploration
   
  

  Multi-Wavelength View of Radio Galaxy Hercules A

  November 29, 2012 — Spectacular jets are powered by the gravitational energy of a supermassive black hole in the core of the elliptical galaxy Hercules ... > full story
• Saturn
  Solar System
  Astronomy
  Space Exploration
  Pluto
  Space Missions
   
  

  Autumn Sets in Rapidly on Saturn's Giant Moon

  November 28, 2012 — As leaves fall and winter approaches in Earth's Northern Hemisphere, a change of seasons is also rapidly becoming noticeable in the southern hemisphere of Saturn's giant moon, ... > full story
• Black Holes
  Galaxies
  Astronomy
  Astrophysics
  Stars
  Solar Flare
   
  

  Giant Black Hole Could Upset Galaxy Evolution Models

  November 28, 2012 — Astronomers have discovered a black hole that could shake the foundations of current models of galaxy evolution. At 17 billion times the mass of the Sun, its mass is much greater than current models ... > full story

  More: 

  • Astronomers Measure Most Massive, Most Unusual Black Hole
• Black Holes
  Cosmic Rays
  Astronomy
  Astrophysics
  Galaxies
  Space Telescopes
   
  

  Record-Setting X-Ray Jet: X-Rays from Supermassive Black Hole 12.4 Billion Light Years from Earth

  November 28, 2012 — A jet of X-rays from a supermassive black hole 12.4 billion light years from Earth has been detected. This is the most distant X-ray jet ever observed and gives astronomers a glimpse into the ... > full story
• Moon
  Materials Science
  NASA
  Civil Engineering
  Space Missions
  Space Exploration
   

  Could Astronauts Use a 3-D Printer to Make Parts from Moon Rocks?

  November 28, 2012 — Imagine landing on the moon or Mars, putting rocks through a 3-D printer and making something useful – like a needed wrench or replacement part. "It sounds like science fiction, but now it's ... > full story

Search ScienceDaily