A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

A young star called V1298 Tau is giving astronomers a front-row seat to the birth of the galaxy’s most common planets. Four massive but extremely low-density worlds orbiting the star appear to be ...

The fourth planet in the system is a rocky world, while the second and third ones are gas planets.

The first few exoplanets were discovered in the early 1990s. But it wasn’t until the early 2000s, when astronomers began carrying out large-scale, long-term surveys of other stars, that we started to ...

Updated measurements from NASA’s Juno spacecraft could help researchers better understand the planet's mysterious interior, ...

We know that our Solar System is not the blueprint for all planetary systems out there. There are gas giant planets orbiting ...

Every once in a while, the outer solar system reminds us that we've only discovered a negligible portion of it, and that the vast majority is still full of surprises. The latest example of this is a ...

Free-floating planets, or as they are more commonly known, rogue planets, wander interstellar space completely alone. Saying there might be a lot of them is a bit of an understatement. Recent ...

When my colleagues and I send them out to explore our solar system, it's important for us to understand the 3D map of our space neighborhood. When you purchase through links on our site, we may earn ...

CC0 Usage Conditions ApplyClick for more information. Have you ever wondered if there is life on another planet? Exoplanets may hold the key to this question. They’re planets that orbit stars beyond ...

Pacific Gas and Electric Company (PG&E) and the Gordon and Betty Moore Foundation, in partnership with XPRIZE, announced the ...

As the Dark Energy Survey (DES) releases its final results, we caught up with two physicists who've been involved in the project from its early days. In this Q&A, Josh Frieman, DES co-founder and ...