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

Jupiter currently shines as a brilliant silvery "star" in the constellation Gemini the Twins, low in the east-northeast sky ...

Astronomers just measured the mass of a free-floating planet without a star for the first time ...

Astronomers may have finally worked out how planets between the size of Earth and Neptune – which aren't found in our Solar ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

For the first time, astronomers have directly measured the mass of a rogue planet, a celestial body wandering through space ...

Astronomers have spotted something unusual, a planet that doesn’t orbit any star. It’s just drifting alone through space.

Stars and planets are inextricably linked. They form together and stars shape the fate of planets. Stars create the dusty ...

Astronomers have detected a massive, lonely world drifting through the darkness without a star to call home. This ...

One of the biggest recent surprises in astronomy is the discovery that most stars like the Sun harbor a planet ...

NASA's SPHEREx telescope unveiled its first full-sky map of the universe, combining more than 100 infrared observations into ...

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