Search results for gamma-ray bursts:
Goddard Team Develops New Carriers for ISS
Space & Earth / Space Exploration
Nov 13, 2009 |
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In a partnership that exemplifies the One NASA theme, Goddard Space Flight Center engineers teamed up with the External Payloads Group at Johnson Space Center and the ISS Payload Ground Processing support ...
In a Galaxy Far, Far Away...
Nov 06, 2009 |
4.9 / 5 (7) |
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(PhysOrg.com) -- Astronomers have published the discovery of the farthest known object in the cosmos: a star that exploded when the universe was only 630 million years old -- only 4.6% of its current age. ...
Research sheds new light on neutron stars (w/ Video)
Nov 02, 2009 |
4 / 5 (7) |
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(PhysOrg.com) -- Research by Michigan State University scientists has shed new light on the properties of neutron stars, galactic oddities that are formed when a large star runs out of fuel and collapses.
Fermi Telescope Detects Gamma-Ray From 'Star Factories' in Other Galaxies
Nov 02, 2009 |
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Nearby galaxies undergoing a furious pace of star formation also emit lots of gamma rays, say astronomers using NASA's Fermi Gamma-ray Space Telescope. Two so-called "starburst" galaxies, plus a satellite ...
Starburst galaxy sheds light on longstanding cosmic mystery
Nov 02, 2009 |
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(PhysOrg.com) -- An international collaboration that includes scientists from the University of Delaware's Bartol Research Institute in the Department of Physics and Astronomy has discovered very-high-energy ...
Astronomers explore 'last blank space' on map of the Universe
Oct 28, 2009 |
4.7 / 5 (30) |
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(PhysOrg.com) -- The most distant object ever discovered is described in this week's edition of the science journal Nature. Two international teams of astronomers report their observations of a gamma-ray burst ...
Gamma-ray photon race ends in dead heat; Einstein wins this round
Oct 28, 2009 |
4.8 / 5 (34) |
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Racing across the universe for the last 7.3 billion years, two gamma-ray photons arrived at NASA's orbiting Fermi Gamma-ray Space Telescope within nine-tenths of a second of one another. The dead-heat finish ...
Fermi Telescope Caps First Year With Glimpse of Space-Time (w/ Video)
Oct 28, 2009 |
4.6 / 5 (14) |
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During its first year of operations, NASA's Fermi Gamma Ray Space Telescope mapped the extreme sky with unprecedented resolution and sensitivity. It captured more than one thousand discrete sources of gamma ...
Blast from the Past Gives Clues About Early Universe
Oct 28, 2009 |
4.7 / 5 (9) |
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(PhysOrg.com) -- Astronomers using the National Science Foundation's Very Large Array (VLA) radio telescope have gained tantalizing insights into the nature of the most distant object ever observed in the ...
New analyzers to unlock mineral value
Oct 06, 2009 |
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Scientists are working on a new range of materials characterisation analysers and techniques that could help unlock the value contained in Australia's mineral deposits and improve processing performance, according ...
European astroparticle physicists to celebrate 100 years of cosmic ray experiments
Oct 02, 2009 |
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From 10 to 17 October 2009, in France, Italy, Spain and many other countries, astroparticle physicists will meet the public to reveal some of the most exciting mysteries of the Universe. Within the first European Week of ...
Heart of a galaxy emits gamma rays
Oct 02, 2009 |
4.5 / 5 (6) |
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(PhysOrg.com) -- Quite a few distant galaxies turn out to be cosmic delivery rooms. Large numbers of massive stars are born in the hearts of these starburst galaxies, and later explode as supernovae. In the ...
Very High Energy Gamma Rays
Sep 25, 2009 |
4.7 / 5 (10) |
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(PhysOrg.com) -- Gamma-rays are the most energetic known form of electromagnetic radiation, with each gamma ray being at least one hundred thousand times more energetic than an optical light photon. The most ...
Scientists see water ice in fresh meteorite craters on Mars
Space & Earth / Space Exploration
Sep 24, 2009 |
4.8 / 5 (16) |
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(PhysOrg.com) -- Scientists are seeing sub-surface water ice that may be 99 percent pure halfway between the north pole and the equator on Mars, thanks to quick-turnaround observations from orbit of fresh ...
Fermi Large Area Telescope Reveals Pulsing Gamma-Ray Sources
Sep 22, 2009 |
4.7 / 5 (6) |
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(PhysOrg.com) -- Scientists at the Naval Research Laboratory Space Science Division and a team of international researchers have positively identified cosmic sources of gamma-ray emissions through the discovery ...
