The first-ever planetary defense mission is now on its way to the asteroid Didymos and its moon, Dimorphos.
The Solar Orbiter mission will fly past Earth Friday night, setting up a dramatic sunward plunge.
A Russian missile struck a defunct satellite early Monday morning, forcing International Space Station crew to shelter in place.
The COSI mission will study the recent history of star birth, star death, and the formation of chemical elements in the Milky Way.
NASA’s VIPER rover will land and search for water ice in the unexplored Nobile region at the Moon's south pole.
A small mission will hitch a ride to space in late September to study interactions at the Earth-Sun boundary.
After a rocky first start, Perseverance hit pay dirt on the second try. The rover collected two samples recording ancient volcanic eruptions and groundwater interaction.
A pair of spacecraft will head to Mars in 2024 as the ESCAPADE mission, to study the Martian space weather environment.
How will engineers plan the trajectory of Comet Interceptor, a mission designed to fly by an interstellar visitor, when its target is still unknown?
See photos — some familiar and some rarely seen — from the Apollo 15 mission, which launched place 50 years ago today.
NASA Engineers are working to reboot the Hubble Space Telescope, after an unexpected anomaly.