This week brings updates on the next missions to rove — and maybe even fly — over the surface of Mars.

They may not be real moons, but they're worth exploring and studying.

The Sun was in the spotlight this week, with a huge solar storm and the biggest solar flare in over a decade.

An overview of one of international space law’s foundational documents.

From visionary technologies to unusual planetary views, this week’s Downlink will challenge your imagination.

The observatory will directly image Earth-size exoplanets circling other stars.