Bételgeuse

Discovery suggests red supergiant Betelgeuse was actually yellow 2,000 years ago
Science

Discovery suggests red supergiant Betelgeuse was actually yellow 2,000 years ago

Using historical images and descriptions of Betelgeuse over the centuries, scientists have been able to roughly determine when the supergiant…
Betelgeuse comes to life after a strange blackout episode
Science

Betelgeuse comes to life after a strange blackout episode

Astronomers have long considered Betelgeuse a candidate for a supernova in our galaxy. However, the red supergiant appears to be…
‘Betelgeuse on steroids’ sheds light on how rare massive stars die
Science

‘Betelgeuse on steroids’ sheds light on how rare massive stars die

A new map of one of the most massive stars in our galaxy sheds light on what happens in the…
Betelgeuse: the enigma of its decrease in luminosity is finally solved
Science

Betelgeuse: the enigma of its decrease in luminosity is finally solved

In September 2019, the red supergiant Betelgeuse, located 548 light years from Earth, surprised astrophysicists because of a rapid and…
The secret is revealed? A study found that a cloud of dust caused a strange darkening of the star Betelgeuse
Science

The secret is revealed? A study found that a cloud of dust caused a strange darkening of the star Betelgeuse

Astronomers could solve the riddle of Betelgeuse’s bizarre drop in brightness. Autumn 2019 Betelgeuse – one of the brightest and…
The star Betelgeuse will continue to enrich the Universe
Science

The star Betelgeuse will continue to enrich the Universe

The mysterious temporary fading of the giant star Betelgeuse, which could presage its imminent disappearance, was due to a cloud…
The Betelgeuse star could be a dark matter “factory”
Science

The Betelgeuse star could be a dark matter “factory”

In the Cosmological Standard Model, dark matter represents about 25% of the total energy density of the Universe; however, its…
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