Supermassive black holes, which lurk at the heart of most galaxies, are often described as "beasts" or "monsters". But despite this, they are pretty much invisible. To show that they are there at all, astronomers typically ...
Astronomy
Mar 2, 2018
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Researchers have identified a new blazar-like narrow-line Seyfert 1 galaxy that emits gamma-ray radiation. The new galaxy, designated SDSS J211852.96−073227.5, could offer insights into formation and evolution of jets of ...
Through first-of-their-kind supercomputer simulations, researchers, including a Northwestern University professor, have gained new insight into one of the most mysterious phenomena in modern astronomy: the behavior of relativistic ...
Astronomy
Jan 10, 2018
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They are nature's very own Death Star beams - ultra-powerful jets of energy that shoot out from the vicinity of black holes like deadly rays from the Star Wars super-weapon.
Astronomy
Oct 30, 2017
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On February 16, the Japanese Space Agency (JAXA) successfully launched the ASTRO-H satellite from Tanegashima Space Center in Japan. The space telescope named Hitomi – "pupil" in Japanese – carried with it the hopes and ...
Astronomy
Apr 5, 2016
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A black hole is often thought of as a giant galactic vacuum cleaner constantly sucking in cosmic material, tearing it apart and swallowing it. So black holes should do exactly the same thing with stars, right?
Astronomy
Dec 16, 2015
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In the most extensive survey of its kind ever conducted, a team of scientists have found an unambiguous link between the presence of supermassive black holes that power high-speed, radio-signal-emitting jets and the merger ...
Astronomy
May 28, 2015
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Sometimes, you just have to say "Wow!"
Astronomy
May 29, 2013
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Voracious absences at the center of galaxies, black holes shape the growth and death of the stars around them through their powerful gravitational pull and explosive ejections of energy.
Astronomy
Feb 21, 2013
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A team of astronomers led by the University of Leicester has uncovered new evidence that suggests that X-ray detectors in space could be the first to witness new supernovae that signal the death of massive stars.
Astronomy
Dec 7, 2012
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