Astronomers expect that the first galaxies, those that formed just a few hundred million years after the Big Bang, would share many similarities with some of the dwarf galaxies we see in the nearby universe today. These early ...
Astronomy
Dec 6, 2017
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This picturesque view from the NASA/ESA Hubble Space Telescope peers into the distant universe to reveal a galaxy cluster called Abell 2537.
Astronomy
Dec 4, 2017
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21
Astronomers using the MUSE instrument on ESO's Very Large Telescope in Chile have conducted the deepest spectroscopic survey ever. They focused on the Hubble Ultra Deep Field, measuring distances and properties of 1600 very ...
Astronomy
Nov 29, 2017
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200
We have a fair understanding of the fundamental mechanisms that regulate star formation in galaxies, from the interstellar matter to the diffuse clouds distributed in space whose gravitational contraction leads to the birth ...
Astronomy
Nov 14, 2017
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In the center of a rich cluster of galaxies located in the direction of the constellation of Coma Berenices, lies a galaxy surrounded by a swarm of star clusters. NGC 4874 is a giant elliptical galaxy, about ten times larger ...
Astronomy
Oct 2, 2017
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37
Astronomers found that active star formation upswells galaxies, like yeast helps bread rise. Using three powerful telescopes on the ground and in orbit, they observed galaxies from 11 billion years ago and found explosive ...
Astronomy
Sep 10, 2017
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Searches for the most distant galaxies have now probed earlier than the first billion years in the history of the universe, early enough to start seeing the primary effects of the first stars: the reionization of neutral ...
Astronomy
Aug 14, 2017
0
39
In a first-of-its-kind analysis, Northwestern University astrophysicists have discovered that, contrary to previously standard lore, up to half of the matter in our Milky Way galaxy may come from distant galaxies. As a result, ...
Astronomy
Jul 27, 2017
17
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About eighty-five percent of the matter in the universe is in the form of dark matter, whose nature remains a mystery. The rest of the matter in the universe is of the kind found in atoms. Astronomers studying the evolution ...
Astronomy
Jul 24, 2017
3
61
A team of astronomers from the Inter University Centre for Astronomy & Astrophysics (IUCAA), and Indian Institute of Science Education and Research (IISER), both in Pune, India, and members of two other Indian universities, ...
Astronomy
Jul 14, 2017
10
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