The agency’s leader said new plans and timelines for the coming decade aim to create a permanent foothold by humans on ...

The new initiative includes a base on the moon, a nuclear-powered flight to Mars and a replacement for the ISS.

NASA unveiled a new vision for its near-term future Tuesday, including construction of a complete moon base, a major increase ...

Skyfall will fly on Space Reactor-1 Freedom, which will demonstrate "advanced nuclear electric propulsion in deep space." ...

The U.S. space agency will aim to send a nuclear-powered spacecraft to Mars—a first—in a bid to show that nuclear propulsion ...

NASA will host a public event outlining plans to return astronauts to the moon and build a lunar base under President Donald ...