Our galaxy's supermassive black hole is famous for being one of the dimmest in the universe. Evidence from a new space ...

Hypervelocity stars have, since the 1920s, been an important tool that allows astronomers to study the properties of the ...

Globular clusters are often described as ancient, tightly bound fossils of the early Milky Way. It has been believed that ...

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope ...

From volcanic landscapes to world-class observatories, a journey through the Canary Islands reveals a night sky unlike ...

On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its ...

The interstellar object 3I/ATLAS may be older than the Sun. Scientists are analysing its composition, origin, and rare ...

Space experts are in shock after seeing eight new high-definition photos of a visitor from another star system. The object, ...

Unlike the comets that call our solar system home, 3I/ATLAS is a cosmic nomad on a hyperbolic trajectory — a one-time flyby ...

When astronomers first spotted a faint, fast-moving object racing through the outer Solar System in mid-2025, few expected it ...

Astronomers have confirmed a Saturn-size world drifting alone in deep space roughly 10,000 light-years from Earth, a ...

In no particular order, Bob McDonald reviews 10 of the most fascinating accomplishments and noteworthy science news events of ...