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  2. An asteroid will temporarily eclipse one of the brightest ...

    www.aol.com/asteroid-block-one-brightest-stars...

    An asteroid will briefly eclipse Betelgeuse, a bright star in the Orion constellation, causing it to disappear from view for those in a narrow strip of the globe.

  3. The red giant star Betelgeuse is closer than we thought ... - AOL

    www.aol.com/news/red-giant-star-betelgeuse...

    Betelgeuse is one of the best-known stars in the night sky, as well as the easiest to find. New examinations of this behemoth star suggest it is both smaller — and closer — than astronomers ...

  4. Betelgeuse - Wikipedia

    en.wikipedia.org/wiki/Betelgeuse

    As seen from Earth, Betelgeuse as a type II-P supernova would have a peak apparent magnitude somewhere in the range −8 to −12. [182] This would be easily visible in daylight, with a possible brightness up to a significant fraction of the full moon, though likely not exceeding it. This type of supernova would remain at roughly constant ...

  5. Betelgeuse mystery solved? New deep-space image stirs up ...

    www.aol.com/news/betelgeuse-mystery-solved-deep...

    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 ...

  6. List of supernova candidates - Wikipedia

    en.wikipedia.org/wiki/List_of_supernova_candidates

    This is a list of supernova candidates, or stars that are believed to soon become supernovae. ... Betelgeuse: 05 h 55 m 10.3 s +07° 24′ 25″ Orion ~400–500 [8 ...

  7. Variable star - Wikipedia

    en.wikipedia.org/wiki/Variable_star

    A supernova can briefly emit as much energy as an entire galaxy, brightening by more than 20 magnitudes (over one hundred million times brighter). The supernova explosion is caused by a white dwarf or a star core reaching a certain mass/density limit, the Chandrasekhar limit, causing the object to collapse in a fraction of a second. This ...

  8. Betelgeuse, Betelgeuse... Betelbuddy? Experts Think This ...

    www.aol.com/betelgeuse-betelgeuse-betelbuddy...

    Betelgeuse goes through periods of brightening and dimming, usually in a 400-day cycle. But in 2019, ... and could go supernova within just a couple hundred years.

  9. Near-Earth supernova - Wikipedia

    en.wikipedia.org/wiki/Near-Earth_supernova

    The Crab Nebula is a pulsar wind nebula associated with the 1054 supernova.It is located about 6,500 light-years from the Earth. [1]A near-Earth supernova is an explosion resulting from the death of a star that occurs close enough to the Earth (roughly less than 10 to 300 parsecs [30 to 1000 light-years] away [2]) to have noticeable effects on Earth's biosphere.

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