Observational results of the Hubble Space Telescope announced in March 2013 confirmed the theoretical prediction by the Bersten team at the Kavli Institute for the Physics and Mathematics of the Universe that the yellow supergiant ...
Astronomy
Apr 5, 2013
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(PhysOrg.com) -- The supermassive black holes that lie at the centers of galaxies can spawn tremendous bipolar jets of atomic particles.
Astronomy
Sep 7, 2010
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An international research team, led by Associate Professor Tohru Nagao from Kyoto University, and including researchers from Japan and Europe, has observed a "submillimeter galaxy" located about 12.4 billion light-years away ...
Astronomy
Jun 22, 2012
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The sun emits light, but it also emits particle beams. A scientist at the Swedish Insitute of Space Physics (IRF) in Uppsala has revealed how these beams generate radio waves. These radio waves can tell us about the outer ...
Space Exploration
Nov 15, 2013
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A blazar is a galaxy with an intensely bright central nucleus containing a supermassive black hole, much like a quasar. The difference is that a blazar can emit light with extremely high energy gamma rays that are sometimes ...
Astronomy
Oct 29, 2012
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Hidden in a distant galaxy cluster collision are wisps of gas resembling the starship Enterprise—an iconic spaceship from the "Star Trek" franchise.
Astronomy
Nov 16, 2018
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Astronomers may have detected a "sonic boom" from a powerful blast known as a kilonova. This event was seen in GW170817, a merger of two neutron stars and the first object detected in both gravitational waves and electromagnetic ...
Astronomy
Mar 7, 2022
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For the first time, astronomers have found a microquasar—a black hole devouring material from a companion star—in a galaxy beyond our own Milky Way. The object, pumping out X-rays and bright bursts of radio waves, was ...
Astronomy
Dec 12, 2012
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Galaxies—massive collections of gas, dust, and billions of stars and their solar systems—are a fundamental component of our Universe. Understanding how they have formed and evolved over cosmic eras remains one of the ...
Astronomy
Aug 24, 2021
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Highly-detailed radio-telescope images have pinpointed the locations where a stellar explosion called a nova emitted gamma rays, the most energetic form of electromagnetic waves. The discovery revealed a probable mechanism ...
Astronomy
Oct 8, 2014
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