While there is a little wiggle room, the planets in our solar system really are orbiting on mostly the same level. Why do ...

When my colleagues and I send them out to explore our solar system, it's important for us to understand the 3D map of our space neighborhood.

That would make it thousands of times more massive than any moon orbiting a solar system plane  — so massive it could make ...

Getting astronauts to Mars is only half the mission — the real problem is bringing them back. NASA engineers are designing ...

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if Mars weren't there?" ...

Rocket company SpaceX has filed plans with the FCC for up to one million 'orbital data center' satellites. The Elon Musk ...

The space rock is hurtling through our cosmic backyard at a zippy 26,200 miles per hour, according to the space agency.

The atmospheric carbon dioxide was thought to be the result of the oxidation of oxygen molecules in the exosphere. As a consequence of this discovery, Rhea became the first Saturnian moon, and only ...

Here's how to see the celestial pairing.

A Reddit post showing what appeared to be an aircraft inside Hyderabad’s BHEL Stadium on Google Maps sparked curiosity online ...

The debris was essentially the top portion of the Chinese rocket, which was launched in December Usually, space debris is too ...

When a solar storm strikes Earth, it can disrupt technology that's vital for our daily lives. Solar storms occur when ...