News tagged with andromeda galaxy
Related topics: hubble space telescope , milky way , galaxies , stars , black holes
The murmur of a monster
The Andromeda galaxy is the nearest large galaxy to our Milky Way. Like the Milky Way, it has a spiral-arm structure with a massive black hole at its nucleus. Unlike the Milky Way, however, its black hole ...
Feb 28, 2011 |
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Astronomers identify thick disc of older stars in nearby Andromeda galaxy
(PhysOrg.com) -- An international team of astronomers has identified for the first time a thick stellar disc in the Andromeda galaxy, the nearest large spiral galaxy to our own Milky Way.
Feb 15, 2011 |
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Andromeda in a new light
Two ESA observatories have combined forces to show the Andromeda Galaxy in a new light. Herschel sees rings of star formation in this, the most detailed image of the Andromeda Galaxy ever taken at infrared ...
Jan 05, 2011 |
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Collisions of two galaxies may have formed Andromeda (w/ Video)
(PhysOrg.com) -- New computer simulations suggest the nearest galactic neighbors to our own Milky Way, the Magellanic Clouds and the Andromeda Galaxy, may have been shaped by the massive collision of two galaxies ...
Nov 26, 2010 |
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Atoms-for-Peace: A galactic collision in action (w/ Video)
(PhysOrg.com) -- European Southern Observatory astronomers have produced a spectacular new image of the famous Atoms-for-Peace galaxy (NGC 7252). This galactic pile-up, formed by the collision of two galaxies, ...
Nov 10, 2010 |
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Nearby black hole is feeble and unpredictable
For over 10 years, NASA's Chandra X-ray Observatory has repeatedly observed the Andromeda Galaxy for a combined total of nearly one million seconds. This unique data set has given astronomers an unprecedented ...
May 25, 2010 |
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Black holes -- gas blowers of the Universe
(PhysOrg.com) -- Supermassive black holes with the mass of many millions of stars have been detected at the centre of many large galaxies. A super-massive black hole acts like a lurking "monster" at the centre ...
May 11, 2010 |
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How do supermassive black holes get so big?
(PhysOrg.com) -- At the center of most galaxies lie supermassive black holes that can grow to become more than a billion times larger than our Sun. However, astrophysicists don’t fully understand the formation ...
Apr 26, 2010 |
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Origins of the Milky Way
(PhysOrg.com) -- According to current astronomical models, the Milky Way and other large galaxies formed over billions of years in a process that involved interactions between smaller galaxies, and in particular ...
Mar 19, 2010 |
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WISE Mission Releases Medley of First Images
(PhysOrg.com) -- A diverse cast of cosmic characters is showcased in the first survey images NASA released Wednesday from its Wide-field Infrared Survey Explorer, or WISE.
Feb 17, 2010 |
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New tidal streams found in Andromeda reveal history of galactic mergers
(PhysOrg.com) -- An international team of astronomers has identified two new tidal streams in the Andromeda galaxy, the remnants of dwarf galaxies consumed by our large galactic neighbor. Analysis of the stars ...
Jan 07, 2010 |
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Invisible matters: How dwarf galaxies may lose their light
(PhysOrg.com) -- A new study seeking to answer the question of why some galaxies are extremely dark compared with others may eventually help to explain the formation of all galaxies, according to researchers ...
Oct 02, 2009 |
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Swift makes best-ever ultraviolet portrait of Andromeda Galaxy
In a break from its usual task of searching for distant cosmic explosions, NASA's Swift satellite has acquired the highest-resolution view of a neighboring spiral galaxy ever attained in the ultraviolet. The ...
Sep 16, 2009 |
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No strain for Andromeda: Galaxy is cosmic cannibal (w/ Video)
(PhysOrg.com) -- A huge galaxy neighbouring our own Milky Way appears to have expanded by "digesting" smaller galaxies nearby, a new study has shown.
Sep 02, 2009 |
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Milky Way a Swifter Spinner, More Massive, New Measurements Show
(PhysOrg.com) -- Fasten your seat belts -- we're faster, heavier, and more likely to collide than we thought. Astronomers making high-precision measurements of the Milky Way say our home Galaxy is rotating ...
Jan 05, 2009 |
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