Tag

Pulsating Variable Star

All articles tagged with #pulsating variable star

Mystery Surrounds Strange Behavior of Supergiant Star Betelgeuse.
astronomy3 years ago

Mystery Surrounds Strange Behavior of Supergiant Star Betelgeuse.

Betelgeuse, a red supergiant star located in the constellation Orion, is shining 50 percent brighter than usual, and scientists are monitoring the situation closely to understand the change better. A new research paper suggests that Betelgeuse is in the late stage of core carbon burning and a good candidate for the next galactic supernova. However, it is difficult to determine when Betelgeuse will go supernova since the star pulses, ejects material, rotates, and is also a runaway star speeding through space.

astronomy3 years ago

Betelgeuse's Unusual Brightening: A Sign of Supernova?

Betelgeuse, the red supergiant star, has brightened by almost 50%, leading to speculation about its evolutionary stage and when it will explode as a supernova. New research suggests that it could explode sooner than expected, but the exact stage of core carbon-burning is difficult to determine. Betelgeuse is a pulsating variable star with multiple cycles, making it complex and challenging to understand. When it eventually explodes, it will be visible to the entirety of humanity and provide an unprecedented opportunity to study stellar evolution, supernovae, and stellar remnants.