Physicists offer explanation for diverse galaxy rotations
Identical twins are similar to each other in many ways, but they have different experiences, friends, and lifestyles.
Identical twins are similar to each other in many ways, but they have different experiences, friends, and lifestyles.
General Physics
Sep 14, 2017
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Dark matter is the aptly named unseen material that makes up the bulk of matter in our universe. But what dark matter is made of is a matter of debate.
Astronomy
Jul 24, 2017
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Astronomers have used data from NASA's Chandra X-ray Observatory to study the properties of dark matter, the mysterious, invisible substance that makes up a majority of matter in the universe. The study, which involves 13 ...
Astronomy
Apr 28, 2017
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A Yale-led team has produced one of the highest-resolution maps of dark matter ever created, offering a detailed case for the existence of cold dark matter—sluggish particles that comprise the bulk of matter in the universe.
Astronomy
Mar 1, 2017
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2805
Subtle distortions hidden in ALMA's stunning image of the gravitational lens SDP.81 are telltale signs that a dwarf dark galaxy is lurking in the halo of a much larger galaxy nearly 4 billion light-years away. This discovery ...
Astronomy
Apr 14, 2016
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1796
One of the main predictions of the current model of the creation of structures in the universe, known at the Lambda Cold Dark Matter model, is that galaxies are embedded in very extended and massive halos of dark matter that ...
Astronomy
Mar 9, 2016
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1251
How was our Universe created? How did it come to be the seemingly infinite place we know of today? And what will become of it, ages from now? These are the questions that have been puzzling philosophers and scholars since ...
Astronomy
Dec 18, 2015
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614
The solar system might be a lot hairier than we thought. A new study publishing this week in the Astrophysical Journal by Gary Prézeau of NASA's Jet Propulsion Laboratory, Pasadena, California, proposes the existence of ...
Astronomy
Nov 23, 2015
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4596
A new, large-scale computer simulation has shown for the first time that large disk galaxies, much like our own Milky Way, may have existed in the early days of the universe.
Astronomy
Aug 5, 2015
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2238
By using the best available data to monitor galactic traffic in our neighborhood, Noam Libeskind from the Leibniz Institute for Astrophysics Potsdam (AIP) and his collaborators have built a detailed map of how nearby galaxies ...
Astronomy
Jul 14, 2015
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6879