The European Space Agency (ESA) created the Space Environment Health Index to track the health of Earth's orbit, assaulted by ...

SpaceX has achieved a significant milestone in its ambitious endeavor to build a global internet constellation, having now ...

The discovery of a new asteroid in the Earth's orbit around the sun has led to chatter that it's a second moon.

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 ...

Quasi-moons are not real moons and don't actually orbit the Earth, although they sometimes appear to do so for short periods of time, Phil Nicholson, professor of astronomy at Cornell University, told ...

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

Most people would think that Earth only has one moon, but in reality it's had multiple moons on more than one time. And right ...

Manhattan-sized comet 3I/ATLAS — which scientists suspect could have extraterrestrial origins — will reach its closest ...

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

To leverage LEO satellites for advancing connectivity, industry, civil society, and policymakers at all levels must work ...