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

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction.

"I don't think anyone's made this connection between the surface fluid pattern and the interior properties of these planets." ...

The night of January 21, 2026, will bring one of the most enchanting skywatching events of the season. A slender crescent ...

For months, Saturn has been a steady presence in the sky after sunset, but after tonight, it will move away from our view for ...

By a small margin, Titan is the second-largest moon in the solar system, and is also the only moon with a thick atmosphere.

Jupiter and Saturn host some of the strangest weather in the Solar System, and nowhere is that more obvious than at their ...

The lunar crescent will disappear below the horizon before midnight on Jan. 22.

Over the years, passing spacecraft have observed mystifying weather patterns at the poles of Jupiter and Saturn. The two ...

Do you know which planet could float in a giant bathtub? Discover the science behind its low density, its hundreds of moons, ...

The Ring Nebula, also known as Messier 57, sits about 2,000 light-years from Earth. It is a planetary nebula—a misleading ...

In astronomy, an occultation is when a celestial body or object — like the moon or a planet — passes in front of a distant celestial body or object — such as a star or other solar system body — and ...