News tagged with space dust
Space diamonds reveal supernova origins
Space diamonds may now be an astrophysicist's best friend.
Feb 15, 2012 |
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In the heart of Cygnus, NASA's Fermi reveals a cosmic-ray cocoon
(PhysOrg.com) -- The constellation Cygnus, now visible in the western sky as twilight deepens after sunset, hosts one of our galaxy's richest-known stellar construction zones. Astronomers viewing the region ...
Nov 28, 2011 |
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Astrobiologists discover 'sweet spots' for the formation of complex organic molecules in the galaxy
(PhysOrg.com) -- Scientists within the New York Center for Astrobiology at Rensselaer Polytechnic Institute have compiled years of research to help locate areas in outer space that have extreme potential for ...
Nov 02, 2011 |
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Herschel Space Observatory discovers source of cosmic dust in a stellar explosion
(PhysOrg.com) -- ESA's Herschel Space Observatory is helping unravel the mystery of where cosmic dust comes from. Thanks to the resolution and sensitivity of Herschel, astronomers have been able to detect ...
Jul 07, 2011 |
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Strongest evidence yet indicates Enceladus hiding saltwater ocean
(PhysOrg.com) -- Samples of icy spray shooting from Saturn's moon Enceladus collected during Cassini spacecraft flybys show the strongest evidence yet for the existence of a large-scale, subterranean saltwater ...
Space & Earth / Space Exploration
Jun 22, 2011 |
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'Necropanspermia' suggested as a way of seeding life on Earth
(PhysOrg.com) -- Panspermia is a mechanism for spreading organic material throughout the galaxy, but the destructive effects of cosmic rays and ultraviolet light tend to mean most organisms would be destroyed ...
Space & Earth / Space Exploration
Nov 12, 2010 |
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Bizarre X-shaped intruder linked to an unseen asteroid collision (w/ Video)
Last January astronomers thought they had witnessed a fresh collision between two asteroids when images from the NASA/ESA Hubble Space Telescope revealed a bizarre X-shaped object at the head of a comet-like ...
Oct 13, 2010 |
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Japanese lab finds 'minute particles' in asteroid pod
Japan's space agency said Monday it has found "minute particles" of what it hopes is asteroid dust in the capsule of the space probe Hayabusa which returned to Earth last month.
Space & Earth / Space Exploration
Jul 05, 2010 |
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The Energy Sources of Ultraluminous Galaxies
(PhysOrg.com) -- Ultraluminous infrared galaxies ((ULIRGs) are galaxies whose luminosity exceeds that of a trillion suns; for comparison, the Milky Way galaxy has a typical (and much more modest) luminosity ...
Nov 27, 2009 |
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Largest Ring Around Saturn Discovered
(PhysOrg.com) -- NASA's Spitzer Space Telescope has discovered an enormous ring around Saturn -- by far the largest of the giant planet's many rings.
Oct 07, 2009 |
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Warped debris disks around stars are blowin' in the wind (w/ Video)
(PhysOrg.com) -- The dust-filled disks where new planets may be forming around other stars occasionally take on some difficult-to-understand shapes. Now, a team led by John Debes at NASA's Goddard Space Flight ...
Aug 28, 2009 |
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Why Are Galaxies So Smooth?
(PhysOrg.com) -- Using NASA's Spitzer Space Telescope, an international team of astronomers has discovered streams of young stars flowing from their natal cocoons in distant galaxies. These distant rivers ...
May 01, 2009 |
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Does prebiotic material exist in space?
Spanish and French astrophysicists have identified a band in the infrared range that serves to track the presence of organic material rich in oxygen and nitrogen in the interstellar dust grains. Should any ...
Mar 26, 2009 |
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Galaxy Cores to Crash in a Few Million Years
(PhysOrg.com) -- A new image from NASA's Spitzer Space Telescope offers a rare view of an imminent collision between the cores of two merging galaxies, each powered by a black hole with millions of times the ...
Mar 16, 2009 |
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Swift, Fermi probe fireworks from a flaring gamma-ray star (Video)
(PhysOrg.com) -- Astronomers using NASA's Swift satellite and Fermi Gamma-ray Space Telescope are seeing frequent blasts from a stellar remnant 30,000 light-years away. The high-energy fireworks arise from ...
Feb 10, 2009 |
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