After more than three decades of trailblazing discoveries, NASA’s Hubble Space Telescope has done it again. Combining fresh Hubble observations with data from ground-based observatories, astronomers ...

Using new observations from NASA’s Hubble Space Telescope and ground-based observatories, astronomers tracked the influence of a recently discovered companion star, Siwarha, on the gas around ...

A couple months back, astronomers officially confirmed the existence of “Betelbuddy,” Betelgeuse’s long-suspected companion star. Since then, researchers have been toiling away at characterizing ...

The dimming of Betelgeuse seen at the end of 2019 and the start of 2020 explained — the red giant star “sneezed.” Betelgeuse dimmed in the final few months of 2019, perplexing both professional and ...

Betelgeuse, the brilliant red star marking Orion's shoulder, has long been suspected of harboring a secret. I have to confess, Betelgeuse holds a special place in my heart as the first star I ever ...

Astronomers at the Center for Astrophysics | Harvard & Smithsonian have uncovered direct evidence that the red supergiant Betelgeuse is being shaped by a small, long-suspected companion star. Using ...

NASA offers a simple way to see which stunning celestial image the Hubble Space Telescope captured on your birthday.