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

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

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

This quiz will take you on a journey through the life cycle of stars, their classification, and the incredible processes that ...

A new paper presents a method for distinguishing between different sources of nanohertz gravitational waves. Pulsars may be revealing faint ripples in the fabric of the universe, ultra–low-frequency ...

Researchers analyzing pulsar data have found tantalizing hints of ultra-slow gravitational waves. A team from Hirosaki University suggests these signals might carry “beats” — patterns formed by ...

This October, Emporia State University and the Peterson Planetarium invite you on an adventure that will span the galaxy and ...

Just a few weeks ago, we crossed the significant milestone of 6,000 known exoplanets. The counter keeps getting higher, and there are 8,000 more candidates waiting for confirmation. In the decades ...

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 ...

The race is on to harness the near-infinite power of nuclear fusion—by building a star on Earth. And scientists are closer ...

Space News on Major Missions and Probes. This past year has been anything but quiet for major space missions. New technology, ...

The month is packed with skywatching highlights—including two galaxies visible to the naked eye and a rare glimpse of the ...