Solar System

Impulse Space — which was founded by Tom Mueller, SpaceX's first-ever employee — just announced that it plans to build a robotic moon lander to help open the lunar frontier.

Satellite data reveal that a weak region in Earth's magnetic field has grown by an area roughly half the size of continental Europe in the last 10 years.

ESA astronaut Marco Sieber journeyed deep underground in Italy's Apennines for CAVES training

From how space rocks wobble to where to hit them, scientists are learning the fine art of asteroid deflection — and it could one day save Earth.

New research suggests that this mystery platinum signature underneath the Greenland ice sheet may have originated from a volcanic fissure eruption in Iceland, not space.

The isotopic ratio of sulfur-33 on the moon differs from that of Earth. Did the moon's sulfur instead come from the impactor that formed it?

Four proposed sun-gazing spacecraft, working together, could help speed up space weather warnings by 40%, a new study suggests.

Scientists have spotted the first clear sign of water from an interstellar comet, 3I/ATLAS, offering new clues to the chemistry of other planetary systems.