O'Grady and her colleagues found no sign of X-rays in the Chandra data. Even assuming that the wind gusting out of Betelgeuse ...

New X-ray observations reveal Betelgeuse’s mysterious companion is not a collapsed stellar remnant but a young, Sun-like ...

Astronomers have used an X-ray spacecraft called XRISM to observe powerful winds blowing from a neutron star — the findings ...

A bright, white glowing object with a distinct swirl at each end was spotted by lots of people in the nighttime sky this week - but what the heck was it? The object was spotted Tuesday night after 10 ...

The reason there are so many different types comes down to physics and timing. A star’s mass determines almost everything about its life: how bright it shines, what elements it produces, and even how ...

Anthony Wood joined Space.com in April 2025 after contributing articles to outlets including IGN, New Atlas and Gizmodo. He ...