An $88 million satellite backed by billionaire Jeff Bezos is lost in space. MethaneSAT, designed to sniff out sources of ...

The newest visitor is 416 million miles from the sun, out near Jupiter, and heading this way at a blistering 37 miles per ...

NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...

A comet has entered the Solar System from interstellar space and will pass through the inner planets later this year, NASA ...

NASA astronaut Nichole “Vapor" Ayers captured a stunning photo of a rare red sprite bolt above a thunderstorm over the Desert ...

Tracking the growing number of small satellites is a major challenge — but TinyGS offers a low-cost, open-source solution. This global network uses LoRa radios and community-run ground stations to ...

There are huge, invisible structures in the ionosphere that are high above the surface of the Earth. These structures are ...