A newly discovered object speeding through our solar system is sparking excitement among astronomers because it’s not from around here. Believed to be a comet, the object is only the third celestial ...

SpaceX's Starship megarocket could eventually live up to its bold name. "This Starship is designed to traverse our entire solar system and beyond to the cloud of objects surrounding us. A future ...

Achieving practical interstellar travel requires overcoming the immense challenge of reaching extraordinary velocities. To ...

Engineers are developing a concept for interstellar travel using a swarm of 1,000 ultra-light "laser sails." The mission aims to send these sails to Proxima b, an exoplanet 4.25 light-years away, ...