News tagged with swift
Swift narrows down origin of important supernova class
(PhysOrg.com) -- Studies using X-ray and ultraviolet observations from NASA's Swift satellite provide new insights into the elusive origins of an important class of exploding star called Type Ia supernovae. ...
Mar 20, 2012 |
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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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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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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 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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Swift and Hubble probe an asteroid crash (w/ video)
(PhysOrg.com) -- Late last year, astronomers noticed an asteroid named Scheila had unexpectedly brightened, and it was sporting short-lived plumes. Data from NASA's Swift satellite and Hubble Space Telescope ...
Space & Earth / Space Exploration
Apr 28, 2011 |
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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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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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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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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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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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Swift satellite monitors departing Comet Garradd
(Phys.org) -- An outbound comet that provided a nice show for skywatchers late last year is the target of an ongoing investigation by NASA's Swift satellite. Formally designated C/2009 P1 (Garradd), the unusually ...
Space & Earth / Space Exploration
Apr 13, 2012 |
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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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Study: First stars were massive, fast-spinning
The first stars that dotted the universe were not only immense, but probably also fast-spinning, according to a new study that sheds light on the nature of stellar evolution.
Apr 27, 2011 |
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Breakthrough study confirms cause of short gamma-ray bursts
A new supercomputer simulation shows the collision of two neutron stars can naturally produce the magnetic structures thought to power the high-speed particle jets associated with short gamma-ray bursts (GRBs). ...
Apr 07, 2011 |
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