Why does betelgeuse glow

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Discussion threads can be closed at any time at our discretion. Betelgeuse, the star that might explode, poses for a glowing portrait Astronomers snapped a view of the weirdly dim surface of the star that might but probably won't go supernova soon. Amanda Kooser. Enlarge Image. Betelgeuse, Betelgeuse, Betelgeuse Huge red star might explode soon and next few weeks are critical Massive star Betelgeuse continues to act weird on an unprecedented scale.

The first, they said could be a potentially local decrease in the effective temperature of the star, making it fainter. The second, according to them, was an occultation by newly formed dust. Third, an occultation by dust transiting in front of the star and forth a change in the angular diameter. They then check each scenario against their observations and ruled out the third and fourth scenarios straightaway. Having said that, there's no denying that Betelgeuse will go supernova someday, if not immediately.

The same year it was reported that though the supergiant was nearing the end of its life span, it could still be as long as , years before the star begins its death throes. For the latest videos on gadgets and tech, subscribe to our YouTube channel.

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