A giant solar flare on our sun was powered by an avalanche of smaller magnetic disturbances, providing the clearest insight yet into how energy from our star is released in a torrent of high-energy ...

The Gateway, NASA’s upcoming lunar space station, is one step closer to reality as engineers have successfully powered on its solar electric propulsion system, a spacecraft engine designed to orbit ...

NASA’s new solar engine powers the Gateway space station, advancing Artemis missions and deep space exploration.

In the frozen outskirts of the solar system, a reddish dwarf planet orbits in silence. Known as Sedna, it is so distant that one trip around the Sun takes more than 11,000 years. For much of that time ...