News tagged with galaxy evolution

The distant cosmos as seen in the infrared

( —At some stage after its birth in the big bang, the universe began to make galaxies. No one knows exactly when, or how, this occurred. For that matter, astronomers do not know how the lineages of our own Milky ...

dateApr 12, 2013 in Astronomy
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Astronomers pin down galaxy collision rate

( -- A new analysis of images from the Hubble Space Telescope combined with supercomputer simulations of galaxy collisions has cleared up years of confusion about the rate at which smaller galaxies merge to form ...

dateOct 27, 2011 in Astronomy
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Image: Hubble sees a swirl of star formation

( —This beautiful, glittering swirl is named, rather un-poetically, J125013.50+073441.5. A glowing haze of material seems to engulf the galaxy, stretching out into space in different directions and forming a fuzzy ...

dateMay 27, 2013 in Astronomy
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Small distant galaxies host supermassive black holes

( -- Using the Hubble Space Telescope to probe the distant universe, astronomers have found supermassive black holes growing in surprisingly small galaxies. The findings suggest that central black holes formed ...

dateSep 15, 2011 in Astronomy
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Discovery of a blue supergiant star born in the wild

A duo of astronomers, Dr. Youichi Ohyama (Institute of Astronomy and Astrophysics, Academia Sinica or ASIAA, Taiwan) and Dr. Ananda Hota (UM-DAE Centre for Excellence in the Basic Sciences or CBS, India), has discovered a ...

dateApr 11, 2013 in Astronomy
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New research sheds light on black hole growth

In a new study led by University of Central Lancashire astronomer Dr. Victor Debattista, researchers are looking into the mystery of how black holes grow and evolve. For many years, astronomers surmised black holes took on ...

dateFeb 14, 2013 in Astronomy
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GALEX reveals the largest-known spiral galaxy

(—The spectacular barred spiral galaxy NGC 6872 has ranked among the biggest stellar systems for decades. Now a team of astronomers from the United States, Chile and Brazil has crowned it the largest-known spiral, ...

dateJan 10, 2013 in Astronomy
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