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

A new ultra-thin lightsail design could cut interstellar travel time by centuries, say scientists from Brown and TU Delft.

In a potential step toward sending small spacecraft to the stars, researchers have developed an ultra-thin, ultra-reflective ...

The billionaire is in position to speed up plans for a voyage to the planet, with a potentially huge impact on SpaceX.