SpaceX has submitted a daring proposal to the US Federal Communications Commission (FCC) to launch a constellation of up to ...

NASA engineers explain how a new flat satellite design just worked in orbit, and why it could matter far beyond this mission.

How is it possible for the ISS to stay in orbit? Learn more about the science behind orbiting Earth and more in this NASA ...

Stargaze is designed to improve transparency and cooperation in low-Earth orbit, where the number of satellites has surged in ...

Earth's radiation budget is a core process of the Earth-atmosphere system, closely linked to global climate and environmental ...

An asteroid named 2025 PN7 will be sharing the Earth's orbit until 2083. Earth will have a visitor within its orbit for the next several decades, according to astronomers. An asteroid named 2025 PN7 ...

The object dubbed Earth's "second moon" is actually a quasi-satellite that's accompanied the planet since 1957 — not a true ...

Astronomers have spotted a quasi-moon near Earth — and the small space rock has likely been hanging out near our planet unseen by telescopes for about 60 years, according to new research.Related video ...