(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.
Astronomy
Jun 10, 2011
41
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Japanese and Canadian astronomers are working together to develop a new satellite capable of detecting and imaging high- and low-energy X-ray emissions from space.
Space Exploration
May 30, 2011
1
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(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 light years, ...
Astronomy
May 25, 2011
8
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(PhysOrg.com) -- Astronomers predict that large spiral galaxies, like our Milky Way, have hundreds of satellite galaxies orbiting around them. While a few satellites are visible, like the Magellanic Clouds, many other galaxies ...
Astronomy
Mar 24, 2011
1
1
(PhysOrg.com) -- Scientists of the "Planck" satellite mission present first results in a conference in Paris.
Astronomy
Feb 3, 2011
1
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(PhysOrg.com) -- Planet X, an often-sought 10th planet, is so far a no-show, but Sukanya Chakrabarti has high hopes for finding what might be called Galaxy X – a dwarf galaxy that she predicts orbits our Milky Way Galaxy.
Astronomy
Jan 13, 2011
7
1
(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 to watch ...
Astronomy
Nov 15, 2010
6
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Although dark matter is inherently difficult to observe, an understanding of its properties (even if not its nature) allows astronomers to predict where its effects should be felt. The current understanding is that dark matter ...
Astronomy
Nov 9, 2010
7
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A gamma-ray burst is an immensely powerful blast of high-energy light thought to be generated by a collapsing star in a distant galaxy, but what this collapse leaves behind has been a matter of debate.
Astronomy
Nov 3, 2010
5
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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. The X-rays traveled ...
Astronomy
Jul 14, 2010
12
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