A young star called V1298 Tau is giving astronomers a front-row seat to the birth of the galaxy’s most common planets. Four ...

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of ...

Stargazers can see six planets all in one evening during the second month of the year, especially Mercury, which is usually difficult to spot.

Scientists find that deep molten rock can power long-lasting magnetic fields, helping large rocky planets hold onto their ...

"We used to think that only very simple molecules could be created in these clouds. But we have shown that this is clearly ...

February: it’s a short month, and it’s also relatively short on stargazing highlights. Still, patient stargazers will be ...

Planetary rings explained: composition, formation theories, and a comparison of Saturn, Jupiter, Uranus, and Neptune’s rings.

Scientists have discovered more than 6,000 planets beyond our solar system. What if some of them aren't planets at all, but tiny black holes in disguise?

Polygon has rounded up the best icy sci-fi planets from our favorite video games, movies, television, and books ...

More planets could be homes for aliens than we thought, scientists say - Planets we thought were not inhabitable might ...