Explore space with these fun solar system worksheets. Kids will learn about planets, moon phases, and space exploration through hands-on activities. Perfect for home or classroom use, these ...

CAPE CANAVERAL, Fla. — Astronomers have discovered a rare solar system in the Milky Way that boasts six planets orbiting in perfect rhythm like a cosmic orchestra, untouched by outside forces ...

Jupiter is the largest planet in our solar system, and it's so big that all of the other planets could fit inside it. It also has a big red spot on it, which is actually a giant storm.

The discovery of the new planets 100 light years away could be the key to unlocking mysterious of the planets in our own solar system, the researchers said in a new study. Eric Lagatta.

Though Pluto has formally been considered a dwarf planet for almost two decades, it still has many lessons left for planetary scientists — including hints about how the solar system formed.

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – here’s how to spot the celestial show. Close. Advertisement.