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The time until Betelgeuse explodes depends on the predicted initial conditions and on the estimate of the time already spent as a red supergiant. The total lifetime from the start of the red supergiant phase to core collapse varies from about 300,000 years for a rotating 25 M ☉ star, 550,000 years for a rotating 20 M ☉ star, and up to a ...
It gives us a rare opportunity to study what happens to stars like this before they explode,” Joyce stated. If Betelgeuse were too close to Earth, the eventual supernova could cause an ...
About twelve hours after the explosion, Betelgeuse sank at her moorings in 40 m (130 ft) of water, which largely extinguished the main body of the fire. [9] In spite of this, rescue workers were not able to approach the wreck (the bow of which was still above water) for a fortnight due to clouds of toxic and flammable gas surrounding it. When ...
The Hubble Space Telescope revealed why nearby red giant star Betelgeuse became surprisingly dim late last year, according to a new study. It was likely not a precursor to a supernova explosion.
Humanity has marveled at the vivid star Betelgeuse for many millennia. Over two thousand years ago, this imperious red object in the constellation Orion caught the eye of the Roman poet Horace:But ...
Meteoroids enter the Earth's atmosphere from outer space traveling at speeds of at least 11 km/s (7 mi/s) and often much faster. Despite moving through the rarified upper reaches of Earth's atmosphere the immense speed at which a meteor travels rapidly compresses the air in its path.
In late 2019 and early 2020, Betelgeuse blew its top. Literally. Around that time the famous bright star marking the right shoulder of Orion suddenly started dimming, dropping to about half its ...
The clumps of floating algae are often concentrated by the strong winds and wave action associated with the Gulf Stream. In physical oceanography, Langmuir circulation consists of a series of shallow, slow, counter-rotating vortices at the ocean's surface aligned with the wind. These circulations are developed when wind blows steadily over the ...