A new method for manufacturing lightsails that can reach up 20% of the speed of light is making the technology look more ...

Fusion has long been the propulsion end-goal for interplanetary travel, and a U.K.-based company thinks on its way to ...

Interstellar objects are among the last unexplored classes of solar system objects, holding tantalizing information about ...

Researchers have discovered four Earth-like rocky planets orbiting Barnard’s Star using advanced telescopes. These planets ...