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Is red supergiant star Betelguese about to go supernova?

Discussion in 'BBS Hangout' started by KingCheetah, Feb 23, 2020.

  1. Nero

    Nero Member

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    You shut your dirty pirate hooker mouth!

    Michael Keaton is a GOD!
     
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  2. Rashmon

    Rashmon Member

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    Here's to you supernova...
    [​IMG]
     
    Deckard, Xerobull, BigM and 1 other person like this.
  3. Ottomaton

    Ottomaton Member
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  4. Yung-T

    Yung-T Member

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    Rashmon and KingCheetah like this.
  5. Xerobull

    Xerobull ...and I'm all out of bubblegum
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    Smoking is catching up with her.
     
  6. boomboom

    boomboom I GOT '99 PROBLEMS

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    To give you some perspective...

    [​IMG]
     
  7. Xerobull

    Xerobull ...and I'm all out of bubblegum
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    upload_2020-7-1_19-57-35.jpeg
     

    Attached Files:

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  8. KingCheetah

    KingCheetah Atomic Playboy
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    Just blow up already.
     
  9. Rashmon

    Rashmon Member

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    Maybe it has the coronal virus...
    [​IMG]
     
  10. KingCheetah

    KingCheetah Atomic Playboy
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    Yung-T likes this.
  11. Xerobull

    Xerobull ...and I'm all out of bubblegum
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    Almost spit my tea out. Good one
     
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  12. TimDuncanDonaut

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    What the red star needed was a charger. But it bought the wrong USB charger.

    [​IMG]
     
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  13. Buck Turgidson

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  14. KingCheetah

    KingCheetah Atomic Playboy
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    [​IMG]

    It's dimming again so perhaps there is still hope... [BOOMED]
     
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  15. Invisible Fan

    Invisible Fan Member

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    Maybe it thought it was safe to fart?
     
  16. Dr of Dunk

    Dr of Dunk Clutch Crew

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  17. KingCheetah

    KingCheetah Atomic Playboy
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    dachuda86 and B-Bob like this.
  18. dachuda86

    dachuda86 Member

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    Maybe something is in the way... some kind of cosmic dust?
     
  19. KingCheetah

    KingCheetah Atomic Playboy
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    Move cosmic doge storm.
     
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  20. KingCheetah

    KingCheetah Atomic Playboy
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    Betelgeuse's Wild Surface Seems to Be Baffling Our Telescopes

    There's something peculiar about dying star Betelgeuse.

    Yeah, there was the whole sneeze thing. That's been pretty much resolved for now. But before the Great Dimming Debacle of 2019, scientists spotted something even more peculiar about the giant star. Radio measurements of its changing light suggested it was rotating at 5 kilometers (3.1 miles) per second.

    The big problem with that is that stars of Betelgeuse's vintage should, theoretically, have a maximum rotation speed at least two orders of magnitude lower. So, astronomers wonder, what the heck gives?

    Hot material bubbles up, cools, and falls down. This happens on the Sun, too, with convection cells the size of Texas, but the process is much more violent on Betelgeuse, with convection cells that can be as large as Earth's orbit around the Sun (Betelgeuse is large enough to extend as far as Jupiter's orbit).

    [​IMG]



    https://www.sciencealert.com/betelgeuses-wild-surface-seems-to-be-baffling-our-telescopes
     
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