In the early 1960s, Dutch astronomer Adriaan Blaauw observed stars moving at unusually high speeds moving through the Milky ...

A sheet of dark matter lying beyond the boundary of the Local Group is responsible for this.

Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields ...

While the appearance of Andromeda is not a once-in-a-lifetime event, it’s rare for someone to come across it at the right time and record it in a photograph.

Time only moves microseconds faster on the moon, so why would it need its own timezone? Learn how the moon's timezone plays a ...

Learn about HD 137010 b, a cold Earth‑sized planet candidate that sits near the outer edge of its star’s habitable zone.

A recent investigation, conducted by the Center for Astrobiology (CAB) and CSIC-INTA, utilizing modeling techniques developed at the University of Oxford, has revealed an extraordinary abundance of ...

Confirming a pulsar star would enable unprecedented tests of General Relativity. Such a discovery would revolutionize physics ...

Hubble captures a dazzling stellar nursery where newborn stars light up and carve their way through glowing clouds in a ...

A supercharged neutrino that smashed into our planet in 2023 may have been spit out by an exploding primordial black hole ...

Interstellar comets are the original cosmic explorers, and by studying their metallic whispers, we are learning the secrets of worlds we may never see directly.