The Space Shuttle, despite two very traumatizing accidents, is without a doubt one of our species' most successful family of otherworldly vehicles. Introduced in 1981, the family flew a total of 135 ...

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

Add Yahoo as a preferred source to see more of our stories on Google. The Artemis II mission is set to launch four astronauts atop NASA's SLS (Space Launch System) rocket later today – and while this ...

Rocket science got a bit more science-fiction-like as RocketStar announces it has successfully demonstrated a new ion drive that incorporates nuclear fusion. It's not the sort of fusion that powers ...

While both the Merlin and Raptor rocket engines are being used by SpaceX for launch missions, there are key differences between the two designs.

There has been only one mission of the Artemis program to date, an uncrewed test flight of the Orion spacecraft that was conducted back in 2022. Judging this solely from this perspective, you could be ...

NASA’s Space Launch System (SLS) is ready to fly with its four shuttle-era engines. The rocket, outfitted with the RS-25 engines, recently passed a critical milestone that put the integrated system to ...

This engine won't be fueling interstellar missions, but still finds an unexpected way to use deep space energy to generate power. Reading time 3 minutes Deep space may provide hidden sources of energy ...

The Starship engine failure that nearly foiled the orbital debut of SpaceX’s next-generation spacecraft on its 14th uncrewed test flight may complicate NASA’s ability to meet its time frame for ...