There are about 15,000 satellites orbiting Earth. Most of them, like the International Space Station and the Hubble Telescope ...

One of the most crucial elements of a forecast is sky conditions. Whether it's sunny, partly cloudy, or storming. Typically, we use radar to detect rain, but when it is not raining, how do we observe ...

The satellite population in low Earth orbit (LEO) is not an open book. While data on many satellites is public, others are shrouded in secrecy, and information is incomplete for others. New research ...

Light streaks caused by passing satellites mar images taken by the world's most expensive telescopes. The problem is set to get worse. When you purchase through links on our site, we may earn an ...

The number of satellites orbiting Earth is rising fast, thanks to private companies such as SpaceX. But just how big will these "megaconstellations" become? And what problems might they cause? When ...

Airbus Defence and Space will build a pair of SAR imaging satellites for the U.K. Ministry of Defence's Oberon program. Credit: Airbus Defence and Space WASHINGTON — Airbus Defence and Space won a ...