The joint European-Japanese mission is only the second survey of Mercury, the least explored planet in the inner solar system ...

From breathtaking views of asteroids to stunning planetary snapshots, Hubble’s exploration of our solar system has been ...

The BepiColombo spacecraft has sent back some incredibly detailed images of Mercury’s north pole. The snapshots were ...

Staring at the sun—a close (but safe) look at our home star Staring at the sun ... Free learning activities and videos about the solar system Free learning activities and videos about the ...

A spacecraft named BepiColombo is currently zipping by planet Mercury, making a very close flyby and snapping incredible high ...

Skywatchers across the United States witnessed a total solar eclipse ... on Earth and in space revealed to us images of the universe that have changed our very understanding of the cosmos.

See the year’s most striking images from the Hubble and James Webb space telescopes, NASA’s Mars rover and the best sky watching on offer ...

Carbon-rich cosmic dust comes from different sources and spreads out into space, where it's necessary for life and for the ...

Many stars in our galaxy exist in pairs. Now scientists are finding clues that our Sun may once have had a companion of its own. The question is, where did it go?

Planet X, also called Planet Nine, is a hypothetical planetary body seven times the mass of Earth lurking behind Pluto. If ...