Driving a spacecraft around a planet isn’t anything like driving on a planet. A physicist explains orbital navigation.

More objects are being launched into space than ever, and most are headed for low Earth orbit. This region of space has become increasingly crowded with launches from SpaceX and others that have ...

More objects are being launched into space than ever, and most are headed for low Earth orbit. This region of space has become increasingly crowded with launches from SpaceX and others that have ...

Scientists have discovered asteroid 2025 PN7, a celestial body now identified as a quasi-satellite. This asteroid will orbit ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

Elon Musk and SpaceX are commemorating a major milestone in the commercial spaceflight company's satellite internet service, ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

The universe has quasi-moons, mini-moon, and moonlets, but no official definition of what counts as a moon.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. As a piece of ...