International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one day resemble our own.

The Gemini North telescope in Hawaii recently snapped a close-up of the comet that's captured the world’s attention.

If given the chance to explore anywhere in the solar system, NASA astrophysicist Padi Boyd sets her sights beyond the planets themselves. In this short, wonder-filled clip, she shares her dream ...

Ammonite was discovered using the Subaru Telescope in Hawaii, with follow-up confirmation from the Canada-France-Hawaii ...

According to the paper laying out the research behind the discovery, "TOI-1846b is a super-Earth-sized planet, with a radius ...

Far beyond the eight familiar planets in our solar system, countless bizarre and extreme worlds await discovery — and some ...

A telescope has discovered a new world on the edge of the Milky Way – potentially confirming the ‘Planet X’ theory. Beyond Neptune, a smaller ‘ninth’ planet has been identified in the Kuiper Belt. If ...

"We found that hundreds of exoplanets are larger than they appear, and that shifts our understanding of exoplanets on a large ...

In short, while Saturn is less dense than Earth and could float on water if it had a rigid surface keeping it together, in reality, the planet would be pulled apart as it sank into the water world, ...

New findings about interstellar comet 3I/ATLAS reveal its surprising size, possible thick disk origin, and what makes it ...

Stars and planets are naturally associated with one another. While some planets have gone rogue and are drifting through ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...