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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 ...
By studying movements (like sound waves) on the surface of the star suggest Betelgeuse is still fusing helium. That would mean that the star is not close (on a human timescale) to erupting as a ...
This is what Betelgeuse may have looked like up until about 1 million years ago, when it was a main-sequence star. The surface of Betelgeuse shows enhancement of nitrogen, relatively low levels of carbon, and a high proportion of 13 C relative to 12 C , all indicative of a star that has experienced the first dredge-up .
From planetary meet-ups to the first total lunar eclipse in three years, here are the top astronomy events to look for throughout 2025: Stellar views of Mars will greet stargazers in January as ...
Bellatrix is the third-brightest star and a candidate binary star in the constellation of Orion, positioned 5° west of the red supergiant Betelgeuse (Alpha Orionis). It has the Bayer designation γ Orionis, which is Latinized to Gamma Orionis.
Right ascension: 05 h 32 m 00.40009 s [1] ... It is now so entered in the IAU Catalog of Star Names. ... and Alnitak (Orion's Belt), with Betelgeuse, Bellatrix, Saiph ...
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The Betelgeuse Cycle begins six years after these events, with Kim and Mark, now adults, having spent these years living on Earth. Kim, having obtained a diploma in biology, decides to return to Aldebaran without Mark, as their relationship has come to a standstill. Alexa welcomes Kim upon her arrival and invites her to take part in a rescue ...