Polar orbits are favoured for their ability to map the entire Earth's surface over time, making them critical for weather ...

Iran’s president says Tehran has rejected direct negotiations with the United States in response to a letter from President ...

A four-person crew will spend three to five days aboard a SpaceX capsule orbiting above the poles of Earth — a flight path ...

A SpaceX astronaut mission like no other will lift off from Kennedy Space Center on Monday night. Here's what to know.