Nuclear sources provide heat and electricity independently of these conditions, giving mission planners a dependable option ...

How can fission-powered propulsion help advance deep space exploration, specifically to the outer planets like Jupiter, Saturn, Uranus, and Neptune? This is what a recent study presented at the 56th ...

This screenshot from CCTV (China Central Television) shows China’s first moon rover Yutu, or Jade Rabbit, in an image taken by the camera on the Chang’e 3 moon lander, Dec. 15, 2013. China does not ...

One would think that this excellent question would be easy to answer: A bucket full of “deep space” would contain essentially nothing — and, well, there you are! Outer space is, after all, the closest ...

Buying Guide Here are the best telescopes for deep space — gaze far into the night sky and survey the cosmos in impressive detail. NASA's ambitious mission to return astronauts to the moon for the ...