News tagged with swift
Record-breaking X-ray blast briefly blinds space observatory
A blast of the brightest X-rays ever detected from beyond our Milky Way galaxy's neighborhood temporarily blinded the X-ray eye on NASA's Swift space observatory earlier this summer, astronomers now report. ...
Jul 14, 2010 |
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Possibly the most distant object known
The most distant objects in the universe are also the oldest -- or at least that is how they appear to us, because their light has had to travel for billions of years to get here. They are also extraordinarily ...
Jul 18, 2011 |
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Eclipsing pulsar promises clues to crushed matter
Astronomers using NASA's Rossi X-ray Timing Explorer (RXTE) have found the first fast X-ray pulsar to be eclipsed by its companion star. Further studies of this unique stellar system will shed light on some ...
Aug 17, 2010 |
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Youngest nearby black hole found (w/ Video)
(PhysOrg.com) -- Astronomers using NASA's Chandra X-ray Observatory have found evidence of the youngest black hole known to exist in our cosmic neighborhood. The 30-year-old black hole provides a unique opportunity ...
Nov 15, 2010 |
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Swift survey finds 'missing' active galaxies (w/ Video)
(PhysOrg.com) -- Seen in X-rays, the entire sky is aglow. Even far away from bright sources, X-rays originating from beyond our galaxy provide a steady glow in every direction. Astronomers have long suspected ...
Jan 20, 2011 |
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Nearby galaxy boasts two monster black holes, both active
(PhysOrg.com) -- A study using NASA's Swift satellite and the Chandra X-ray Observatory has found a second supersized black hole at the heart of an unusual nearby galaxy already known to be sporting one.
Jun 10, 2011 |
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New Gamma-Ray Burst Smashes Cosmic Distance Record (w/Video)
(PhysOrg.com) -- NASA's Swift satellite and an international team of astronomers have found a gamma-ray burst from a star that died when the universe was only 630 million years old, or less than five percent ...
Apr 28, 2009 |
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Unusual gamma-ray flash may have come from star being eaten by massive black hole
A bright flash of gamma rays observed March 28 by the Swift satellite may have been the death rattle of a star falling into a massive black hole and being ripped apart, according to a team of astronomers led ...
Jun 16, 2011 |
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Keck Study Sheds New Light on "Dark" Gamma-ray Bursts
Since its launch in 2004, NASA's Swift has detected more than 430 gamma-ray bursts. Roughly half of them are "dark" bursts that emit little or no visible light. Dense knots of dust in otherwise normal galaxies ...
Jun 08, 2009 |
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Researchers detail how a distant black hole devoured a star
(PhysOrg.com) -- Two studies appearing in the Aug. 25 issue of the journal Nature provide new insights into a cosmic accident that has been streaming X-rays toward Earth since late March. NASA's Swift satell ...
Aug 24, 2011 |
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Secrets of Swift's intimate letters revealed
(PhysOrg.com) -- An Oxford University academic has applied digital image analysis to intimate letters sent simultaneously by Jonathan Swift to two women, with some surprising results.
Jan 28, 2011 |
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Scientists Probe Green Comet
(PhysOrg.com) -- Space scientists from the University of Leicester are keeping a close eye on a ‘green comet’ fast approaching the Earth - reaching its nearest point to us on February 24.
Space & Earth / Space Exploration
Feb 20, 2009 |
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Blast from the Past Gives Clues About Early Universe
(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 ...
Oct 28, 2009 |
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New candidate for most distant object in universe
(PhysOrg.com) -- A gamma-ray burst detected by NASA's Swift satellite in April 2009 has been newly unveiled as a candidate for the most distant object in the universe. At an estimated distance of 13.14 billion ...
May 25, 2011 |
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In a Galaxy Far, Far Away...
(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. ...
Nov 06, 2009 |
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