A hundred years ago, the scientific consensus asserted that space travel wasn’t just difficult — it was physically impossible ...

The market for space tugs could be $52 billion big -- and Jeff Bezos wants a piece of it.

Somewhere inside NASA’s sprawling nuclear propulsion pipeline, a spacecraft called SR-1 Freedom is being designed to do ...

Just before Artemis II began its historic slingshot around the moon, Jared Isaacman, the recently confirmed NASA ...

NASA will launch the Space Reactor‑1 Freedom, the first nuclear powered interplanetary spacecraft, to Mars before the end of 2028, demonstrating advanced nuclear electric propulsion in deep space.

“Nuclear rockets are not a new idea,” it noted. “Now, with the prospect of sending humans to Mars in the 2030s, the idea is being revived in an effort to shorten the roughly seven months it takes a ...

Reusable rockets have reshaped the economics of spaceflight by dramatically reducing the cost of launching payloads into orbit. Traditional rockets were single-use vehicles that burned up or crashed ...