The Trojan asteroids have barely changed since the birth of our solar system. NASA's Lucy mission aims to spend 12 years exploring them.
More than 1,200 people, including NASA advisor Lucianne Walkowicz, signed an open petition calling for the James Webb space telescope to be renamed.
The first study of Perseverance's early photos reveals signs of primordial floods and minerals that could hold evidence of ancient life.
Nicole Mann and Josh Cassada were meant to fly on Boeing's Starliner craft, but NASA has reassigned them to a 2022 SpaceX ISS mission.
The engineer, who is working on a mission to Jupiter, told Bloomberg his hobby "is more lucrative than most."
The DART mission aims to crash a low-cost spacecraft into Dimorphos, an asteroid about the size of the Washington Monument, in fall 2022.
Etienne Léopold Trouvelot sketched the cosmos for Harvard. His pastels capture solar flares, eclipses, star clusters, and Jupiter's biggest storm.
The winds are changing inside Jupiter's biggest storm, and scientist aren't sure what it means. But they do know that the Great Red Spot is shrinking.
NASA's Juno spacecraft has zipped past Jupiter's poles, watched its Great Red Spot churn, and visited its largest moon.
On InSight's 1,000th day on Mars, the robot's seismometer detected the big Mars quake that NASA scientists had been waiting for.
NASA wants to land astronauts on the moon in 2024, but its rocket and spacesuits are delayed. Now its head is pointing a finger at Blue Origin.
NASA says mysterious cracks on Russia's Zarya module are not currently a threat to astronauts. But there may be more, and they may spread.
NASA's VIPER rover will descend into permanently shadowed craters on the moon's south pole, where temperatures are nearly -400 Fahrenheit.
NASA expects to retire the International Space Station by the end of the decade. The agency is turning to private companies to build new alternatives.
Professor Timiebi Aganaba spoke to Insider about the key factors that will likely make Africa a significant player in the new space age.
SpaceX's Inspiration4 crew gets to orbit Earth for three days. But inside the Crew Dragon capsule, they won't have much space.
Both Elon Musk's SpaceX and Jeff Bezos' Blue Origin will design moon landers that NASA can use to regularly send astronauts to the moon.