There's a new race in space, but it's not where you might think. It's happening close to home – in the nearest bit of space, right on the edge of Earth's atmosphere. High in the skies of Earth ...

In other words, it takes one year to complete its elliptical—or nearly circular—orbit around the Sun, covering approximately 940 million kilometers. This means the Earth and all of us ...

Designed to operate in low Earth orbit at an altitude of approximately 613 kilometers, the satellite will provide detailed imagery with a resolution of less than one square meter. This capability is ...

She conducted essential repairs with astronaut Nick Hague as the station orbited 260 miles (420 kilometers) above Turkmenistan. During the spacewalk, Williams had a close-up view of the SpaceX capsule ...