For decades, scientists have had better maps of the Moon and Mars than of Earth’s own ocean floor. But thanks to NASA’s ...

Astronomers are racing to protect the dark skies as private companies seek to place large advertisements in Earth orbit ...

It means the spy camera could potentially be in space aboard a floating satellite while clearly seeing faces of people on Earth's surface. It could also take high-resolution images of foreign ...

People and planes often flag wildfires before satellites do, but satellites can play a critical role when it comes to ...

The first satellite in a constellation designed specifically to locate wildfires early and precisely anywhere on the planet has now reached Earth's orbit, and it could forever change how we tackle ...

SpaceX and other companies plan to launch tens of thousands of satellites, which could mar astronomical observations and pollute the atmosphere.

Scientists in China have built the world’s most powerful spy camera, capable of recognising people’s faces from low-Earth ...

Overall, it typically takes up to three hours and 38 minutes for the Earth to pass in front of the moon, during which time ...

Two satellite photos taken 33 years apart show ... the ice covered less than 0.4 square miles (1 square km), according to NASA's Earth Observatory. The glacier was declared dead in 2014, when ...