Solar System

Humanity's activities and climate change are impacting the polar ice sheets, causing excessive melting, and this is slowing Earth's rotation, challenging official timekeeping standards.

New, specially edited photos show a previously unseen swirl of light surrounding the city-size comet 12P/Pons-Brooks, which is currently racing toward the sun and will later zoom past Earth.

Intuitive Machines' Odysseus moon lander has failed to send out a wakeup signal, confirming that its pioneering mission is over.

Earth just experienced the strongest solar storm since September 2017. It opened a crack in our planet's magnetosphere but failed to spark impressive auroras. Why?

Scientists and engineers are making progress on drilling technology that could access Mars' seemingly vast stores of near-surface water ice.

A massive column of sulfur dioxide pumped out by the erupting volcano on Iceland's Reykjanes Peninsula is traveling across northern Europe. Scientists are concerned it could impact the ozone layer.

Impact craters in Europa's icy crust have been used to measure the thickness of the world's shell, leading scientists closer to learning if this frozen moon could host life as we know it.

There's a growing and passionate call for preserving radio silence on the far side of the moon in order to protect the possibility of conducting valuable radio astronomy.

The concept for a flying, wing-heavy drone called MAGGIE could one day show us an entirely new perspective on Mars.

NASA engineers just delivered a Mars instrument to Japan for a future mission. New NASA astronaut Andre Douglas helped get the Martian Moons Exploration mission ready for liftoff.