News tagged with galactic centre
Stellar family in crowded, violent neighborhood proves to be surprisingly normal
Jun 04, 2009 |
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The massive Arches Cluster is a rather peculiar star cluster. It is located 25 000 light-years away towards the constellation of Sagittarius (the Archer), and contains about a thousand young, massive stars, ...
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Integral sees the Galactic centre playing hide and seek
Jan 18, 2007 |
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ESA's gamma ray observatory Integral has caught the centre of our galaxy in a moment of rare quiet. A handful of the most energetic high-energy sources surrounding the black hole at the centre of the Galaxy ...
Did the solar system 'bounce' finish the dinosaurs?
May 02, 2008 |
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The sun’s movement through the Milky Way regularly sends comets hurtling into the inner solar system – coinciding with mass life extinctions on earth, a new study claims.
Galactic nuclei offer some indication of axionlike particles
May 28, 2009 |
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(PhysOrg.com) -- “Axionlike particles are interesting because they come up regularly when scientists study string theory. By looking at their properties, you hope to learn about string theory, or some other unified theory ...
NGC 4945: The Milky Way's not-so-distant Cousin
Sep 02, 2009 |
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(PhysOrg.com) -- ESO has released a striking new image of a nearby galaxy that many astronomers think closely resembles our own Milky Way. Though the galaxy is seen edge-on, observations of NGC 4945 suggest ...
'Cosmic fruit machine' matches collisions
Nov 24, 2009 |
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(PhysOrg.com) -- A new website will give everyone the chance to contribute to science by playing a 'cosmic fruit machine' and compare images of colliding galaxies with millions of simulated images of galactic ...
Sky merger yields sparkling dividends
Oct 13, 2009 |
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(PhysOrg.com) -- Not surprisingly, interacting galaxies have a dramatic effect on each other. Studies have revealed that as galaxies approach one another massive amounts of gas are pulled from each galaxy ...
Integral discovers the galaxy’s antimatter cloud is lopsided
Jan 09, 2008 |
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The shape of the mysterious cloud of antimatter in the central regions of the Milky Way has been revealed by ESA’s orbiting gamma-ray observatory Integral. The unexpectedly lopsided shape is a new clue to ...
Maps Unveil the Source of Starburst Galaxy's Winds
Nov 18, 2009 |
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(PhysOrg.com) -- A research group at Kyoto University has discovered that shocks are the primary energy sources that excite the galactic wind region of starburst galaxy NGC 253. Their images of the center ...
Deriving the shape of the Galactic stellar disc
Mar 16, 2006 |
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While analysing the complex structure of the Milky Way, an international team of astronomers from Italy and the United Kingdom has recently derived the shape of the Galactic outer stellar disc, and provided ...
Unprecedented 16-year-long study tracks stars orbiting Milky Way black hole
Dec 09, 2008 |
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By watching the motions of 28 stars orbiting the Milky Way's most central region with admirable patience and amazing precision, astronomers have been able to study the supermassive black hole lurking there. ...
List of search results for galactic centre
