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NASA's new flagship observatory, the Nancy Grace Roman Space Telescope, launched Sunday on a Falcon Heavy to study dark energy, dark matter and exoplanets.

A new analysis of LRO data indicates that water ice is more abundant than previously thought near the lunar South Pole.

Artemis I flight data shows StemRad's 26-kg vest would reduce astronaut dose by 60% in a 1972-class solar storm matching Orion's storm shelter.

NASA tests a new radiation-hardened processor 500x more powerful than current chips, aiming to give spacecraft the intelligence to explore deep space on their own.

NASA Perseverance’s soil and rock samples will be brought back to Earth by a future expedition and studied for evidence of past life