An analysis of the water on Mars may have to wait until NASA's human Mars mission in the 2030s.
For most of 2015, the dwarf planet has been beaming a mystery back at us. Now NASA has an educated guess that might surprise you.
Charon looks sharp in a freshly released New Horizons image showing the moon in enhanced color.
Featuring a now-discontinued logo known as "the worm," this manual offers an insider's look at a captivating piece of the space agency's history.
If a mission extension is approved, the New Horizons spacecraft will take a short jaunt to a mysterious icy object in the Kuiper Belt.
A 4-mile-high mountain on dwarf planet Ceres comes into focus as the Dawn spacecraft scoots up close for its most detailed images yet.
Did you miss out on your boarding pass to be part of NASA's mission to Mars? The space agency is giving you another chance to hop aboard the InSight lander.
We often see the moon sailing through our night skies from down here on Earth, but a new NASA video shows a perspective we never get.
An album full of dogs, weather and human noises meant for the listening enjoyment of extraterrestrials is now available in its entirely for online streaming.
The geological features on dwarf planet Ceres are now named after agricultural gods and goddesses, while we're still waiting to hear about the sci-fi names chosen for features of Pluto's moon.