Add Yahoo as a preferred source to see more of our stories on Google. Astronomers have observed a faint blue star near the red supergiant star Betelgeuse ...

Betelgeuse is one of the night sky's brightest stars and easily can be observed from Earth with the naked eye. Its fluctuations in brightness have long puzzled astronomers, however. Now, researchers ...

Orion and the molecular cloud covering the region. Betelgeuse is the red star in the upper left. Credit : Rogelio Bernal Andreo When a prominent star in the night sky suddenly dims, it generates a lot ...

Astronomers have confirmed the existence of a companion star in a tight orbit around Betelgeuse, resolving a long-standing mystery about the star’s varying brightness. Reading time 2 minutes In 2024, ...

When Betelgeuse, a bright orange star in the constellation of Orion, became visibly darker in late 2019 and early 2020, the astronomy community was puzzled. A team of astronomers have now published ...

(CNN) — Astronomers have long searched for clues that a hidden companion star sits out of view near the red supergiant star Betelgeuse. Now, they’ve uncovered a new piece of evidence: a trail like the ...

The yearslong dimming and brightening pattern of the huge star Betelgeuse (don’t worry—that’s just the second time we’ve said it!) may be due to a much tinier star orbiting the red supergiant, a team ...

Betelgeuse (? Orionis) is the bright reddish star located in the shoulder of the Orion constellation and can be seen by the naked eye in the night sky. From October 2019 to March 2020, Betelgeuse ...

Astronomers have observed what they believe to be a never-before-seen companion star orbiting Betelgeuse, a pulsating red supergiant star in the shoulder of the Orion constellation. One of the best ...