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Betelgeuse is a red supergiant that has evolved from an O-type main-sequence star. After core hydrogen exhaustion, Betelgeuse evolved into a blue supergiant before evolving into its current red supergiant form. [98] Its core will eventually collapse, producing a supernova explosion and leaving behind a compact remnant. The details depend on the ...
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 ...
Plans were further frustrated at Leixões, where a ship had run aground across the harbour entrance, preventing Betelgeuse from berthing there to discharge her cargo. Betelgeuse was then instructed to sail for Whiddy Island. [2] She first put in at Vigo, Spain, to change some of her crew, and then sailed for Whiddy Island on 30 December 1978.
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 ...
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.
Kamaʻehuakanaloa (formerly Lōʻihi), the youngest volcano in the Hawaiian–Emperor seamount chain, will rise above the surface of the ocean and become a new volcanic island. [38] c. 300,000 [note 1] At some point in the next few hundred thousand years, the Wolf–Rayet star WR 104 may explode in a supernova.
One of the biggest and brightest stars in the night sky has left astronomers puzzled after it has faded dramatically over the last year. Some have speculated that this is a sign of an impending ...
Ocean surface currents Distinctive white lines trace the flow of surface currents around the world. Visualization showing global ocean currents from January 1, 2010, to December 31, 2012, at sea level, then at 2,000 m (6,600 ft) below sea level Animation of circulation around ice shelves of Antarctica