Newly discovered asteroid 2021 PH27 orbits the Sun in just 113 days.
A new study suggests that wind, not water, created the rock layers in Gale Crater, where the Curiosity rover roams.
Perseverance came up empty on its first attempt to grab and stow a sample of Mars.
Astronomers have discovered the two reddest objects in the asteroid belt, and their origin story might tell us more about planet formation.
How will engineers plan the trajectory of Comet Interceptor, a mission designed to fly by an interstellar visitor, when its target is still unknown?
Mysterious spots that scientists thought were subsurface lakes beneath the Martian south pole may instead be ancient clay deposits.
Perseverance will soon collect the first of many samples from the Martian surface in a quest to answer whether the planet once hosted life.
The Ingenuity Mars helicopter has proven itself a valuable asset to Perseverance, scouting out terrain that the rover can't cross.