Teardrop star reveals hidden supernova doom
Astronomers have made the rare sighting of two stars spiraling to their doom by spotting the tell-tale signs of a teardrop-shaped star.
Astronomers have made the rare sighting of two stars spiraling to their doom by spotting the tell-tale signs of a teardrop-shaped star.
Astronomy
Jul 12, 2021
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About 2,000 light-years away from Earth, there is a star catapulting toward the edge of the Milky Way. This particular star, known as LP 40−365, is one of a unique breed of fast-moving stars—remnant pieces of massive ...
Astronomy
Aug 2, 2021
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Our galaxy hosts supernovae explosions a few times every century, and yet it's been hundreds of years since the last observable one. New research explains why: It's a combination of dust, distance and dumb luck.
Astronomy
Jan 7, 2021
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Type Ia supernovae, one of the most dazzling phenomena in the universe, are produced when small dense stars called white dwarfs explode with ferocious intensity. At their peak, these supernovae can outshine an entire galaxy. ...
Astronomy
May 20, 2015
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(PhysOrg.com) -- NASA's Hubble Telescope captured an image of Eta Carinae. This image consists of ultraviolet and visible light images from the High Resolution Channel of Hubble's Advanced Camera for Surveys. The field of ...
Astronomy
Feb 27, 2012
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Our Sun may seem pretty impressive: 330,000 times as massive as Earth, it accounts for 99.86 percent of the Solar System's total mass; it generates about 400 trillion trillion watts of power per second; and it has a surface ...
Astronomy
May 21, 2014
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How did we get here? Where are we going? And how long will it take? These questions are as old as humanity itself, and, if they've already been asked by other species elsewhere in the universe, potentially very much older ...
Astronomy
May 14, 2023
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An exploding white dwarf star blasted itself out of its orbit with another star in a "partial supernova" and is now hurtling across our galaxy, according to a new study from the University of Warwick.
Astronomy
Jul 14, 2020
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Astronomers using data from NASA's Chandra X-ray Observatory and other telescopes have identified a new threat to life on planets like Earth: a phase during which intense X-rays from exploded stars can affect planets over ...
Astronomy
Apr 20, 2023
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(PhysOrg.com) -- An international team of physicists studying the Crab Nebula have offered a new theory to explain its extraordinarily high energy emissions that have intrigued space scientists for years. The team, led by ...