Thanks to an enormous stroke of luck and serendipitous timing, astronomers were able to calculate the mass and distance of a ...

For skywatchers, 2026 kicks off with a great chance to view Jupiter at its biggest and brightest, according to NASA’s latest ...

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

Two separate research teams have observed a previously unseen microlensing event, confirming the existence of a particular ...

Finding a planet is one thing; proving it is a planet when it has no star is the part that usually breaks the story. A newly ...

A free-floating planet drifting through space is being closely followed by scientists who are managing to find out more about ...

In doing so, they found this orphan is within the same weight class as Saturn, strengthening the case that the galaxy teems ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

If you’ve been seeing an unusually bright ‘star’ in the sky recently, it’s actually Jupiter, which will shine at its ...

The White House allocated just $18.8 billion to the space agency — a 24% decrease from the previous year's funding — in its ...

Their analysis showed that the planet lies about 3,000 parsecs, or just under 10,000 light-years, from Earth. Its mass is ...

Planets usually stay close to their host stars, tracing steady paths shaped by gravity. Yet some planets break free and drift ...