New Hubble Space Telescope imagery of the Saturn show it's 'ring spokes' in orbit around the gas giant planet. Credit: ...

Astronomers have discovered strong evidence for a giant gas planet in a nearby solar system – with moons that could be habitable. The planet was first detected by the James Webb Space Telescope (JWST) ...

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

We actually know very little about what's going on inside Uranus and Neptune, causing researchers to propose that these planets be called "rocky giants" instead.

NASA's very productive James Webb Space Telescope (JWST) has found compelling evidence for a new planet in the Alpha Centauri star system, our closest stellar neighbor. This potential gas giant, ...

Data from the James Webb Space Telescope and other observatories suggests a supervolcanic exomoon may lurk around the giant ...

A recent astronomical discovery has shaken long-held beliefs about how planets form. For decades, scientists thought that stars much smaller than our Sun couldn't form giant planets. That theory just ...

A strange cosmic object nicknamed “The Accident” has given scientists their first glimpse of a rare silicon-based molecule long expected in the atmospheres of Jupiter, Saturn, and other giant planets.

Look for the three stars that make up the distinctive formation of Orion's Belt — Alnitak, Alnilam and Mintaka — shining ...

Astronomers have detected a giant exoplanet—between three and ten times the size of Jupiter—hiding in the swirling disk of gas and dust surrounding a young star. Earlier observations of this star, ...