The US Air Force will launch an intercontinental ballistic missile (ICBM) in Southern California next week to test and flex ...

NASA and its partners have successfully tested a nuclear thermal propulsion (NTP) fuel that could revolutionize deep-space ...

Before arriving at the moon, the small satellite mission will use the gravity of the sun, Earth, and moon over several months ...

Engineers developed an engine prototype which could reach unprecedented speeds, cutting down interplanetary travel time.

While this latest test doesn’t make nuclear-powered rocket engines viable just yet, it’s an important step on the journey.

NASA and General Atomics tested the fuel by exposing it to temperatures up to 3,000 Kelvin (4,940 Fahrenheit or 2,727 Celsius ...