New study assesses where light-powered spacecraft propulsion technology currently stands.

Sailing has been a mainstay of human history for millennia, so it's no surprise that scientists would apply it to traveling in space. Solar sailing, the most common version, uses pressure from the sun ...

The Alpha CubeSat team — a student-led group in Cornell’s Space Systems Design Studio that creates spaceflight technology — successfully deployed the world’s first free-flying light sail into Earth’s ...