Astronomers may finally understand why planets orbiting two suns, the real-world equivalents of the "Star Wars" planet ...

IMAGE: An artist’s impression of a free-floating planet. Using observations and archival data from several of NSF’s NOIRLab’s observatories, together with observations from telescopes around the world ...

A small red dwarf star in the Milky Way has drawn attention after astronomers mapped four closely orbiting planets around it.

Our solar system may be the odd one out. Across the Milky Way, astronomers keep finding super-Earths, planets larger than our ...

The existence of the planet, named AT2021uey b, took years to verify. Astronomers have located a rare exoplanet on the edge of the Milky Way. The exoplanet, a gas giant named AT2021uey b, orbits a low ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. June’s full moon ...

What does the Milky Way look like? Sometimes, the billions of stars comprising our home galaxy appear especially vibrant during “Milky Way season” as the band arcs across the night sky. The reason has ...

June’s full moon, nicknamed the strawberry moon, will shine brightly on Tuesday night and Wednesday morning. The moon will be at its fullest at 3:44 a.m. ET Wednesday but will still appear bright and ...