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

REx reveals asteroid Bennu contains life's building blocks, shedding light on Earth's origins and the potential for extraterrestrial life.

In a cosmic fireworks display, scientists have observed two objects colliding around a bright star 25 light-years from Earth.

The nebula is easy to spot in the night sky, where it’s most visible in the Northern Hemisphere from roughly November to ...

A spectacular supermoon and the first meteor shower of the new year will soon appear in the California night sky. The ...

January 2026 full moon is set to usher in the new year. Here's when it rises and why it is called the "Wolf Moon".

A new study questions dark energy's role in the universe's acceleration, suggesting it may be weakening instead.

Few stars have rattled astronomers quite like Betelgeuse, the swollen red beacon in Orion that dimmed so dramatically in ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

A black fungus thriving inside Chernobyl’s reactor could help shield astronauts from deadly space radiation. Here’s how ...

The biggest unanswered question about the Klingon Empire has finally been explained, revealing a horrifying secret attack carried out by Starfleet.

Astronomers may have discovered the first example of an explosive cosmic event called a "superkilonova," in the form of a gravitational wave signal detected on Aug. 18, 2025.