Planetary Science

The woman awoke to find the space rock laying next to her head

A new approach could mitigate the most damaging effects of an imminent asteroid or comet strike—or ensure many threatening objects never get close to striking Earth in the first place

New results from the mission reveal that its landing site of Jezero Crater has a surprisingly dynamic and complex hydrologic history

Half the award goes to Giorgio Parisi for his studies of disorder and chaos. The remainder is shared between Syukuro Manabe and Klaus Hasselmann for modeling global warming and climate variability

The space agency’s first-ever robotic moon rover will touch down in late 2023 just west of Nobile, a crater near the lunar south pole

Although our sun is considered a quiet star, it is now thought to have repeatedly pelted our planet with enormous eruptions in the not too distant past. Could another occur in the near future?

The mission is living up to its name, drilling and storing a Martian rock after a misstep in August

Contrary to what we’ve long assumed, this reservoir of comets surrounding the solar system may have more visitors than permanent residents

A battle for the future of American stargazing is about to begin—and the stakes are sky high

Using data from the OSIRIS-REx mission, scientists calculated slightly increased (but still low) odds the space rock will collide with our planet in the 2100s

After an alarming failure, the rover is set to continue its mission to retrieve specimens for eventual return to Earth

Mineral deposits, not salty water, are the most likely cause of radar reflections spotted beneath the planet’s south pole, a new study finds