betelgeuse

Betelgeuse was hungry (hundred thousand years ago)

Astronomer J. Craig Wheeler of The University of Texas at Austin thinks that Betelgeuse, the bright red star marking the shoulder of Orion, the hunter, may have had a past that is more interesting than…


Cold Betelgeuse baffles astronomers

New observations of the bright star Betelgeuse, famous as the shoulder in the constellation of Orion the hunter, raise fresh questions about how it blows huge amounts of gas into interstellar space. Betelgeuse is a…


Big Betelgeuse

Going outside and looking up at the south sky on the northern hemisphere around this time (provided it’s clear outside) will give you an magnificent view of the constellation Orion. Most attention goes to the…


Not one hot spot, but two hot spots

Astronomers have released a new image of the outer atmosphere of Betelgeuse — one of the nearest red supergiants to Earth — revealing the detailed structure of the matter being thrown off the star. The…


Not your average backyard

Multiple arcs are revealed around Betelgeuse, the nearest red supergiant star to Earth, in this new image from ESA’s Herschel space observatory. The star and its arc-shaped shields could collide with an intriguing dusty ‘wall’…