Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the ...

The star is surrounded by a protoplanetary disk, and this disk is the first evidence of debris condensing into what will ...

Explore ten scientifically grounded facts about our solar system, from unique planetary features to surprising interplanetary ...

Think we already know all the planets in our solar system? Surprise surprise! 🌌 A mysterious new object with an extreme, almost unbelievable orbit has just been discovered — and it’s shaking up ...

The newly released images from a December flyby are so detailed that scientists can see explosions and the flow of solar winds.

The magic of solar panels — that they generate energy simply using rays from the sun — also makes them tricky to turn off ...

The marvelous Eise Eisinga Planetarium, the world’s oldest continuously operating planetarium in the world, dating from 1781, ...

All eyes are on Comet 3I/ATLAS as astronomers worldwide chase the exotic ice ball through our solar system ...

A mystery alien object that has come from interstellar space has been spotted travelling through the Solar System. The object, thought to be about 12 miles in diameter, is likely to be a comet or ...

Astronomers are reporting the detection of a large object entering our solar system, and it is causing quite the stir in the scientific community.