A swarm of spherical rovers, blown by the wind like tumbleweeds, could enable large-scale and low-cost exploration of the ...

The formation of Mercury remains an unsolved mystery. The planet closest to the sun has a disproportionately large metallic ...

New simulations suggest that Mercury's formation could be the result of a rare collision between two celestial bodies of ...

The main working hypothesis for the Mercury problem says that the planet is the victim of a collision with a different-sized object. The cataclysmic collision stripped much of the planet's mantle and ...

A new study warns of an undiscovered population of asteroids that could strike Earth with little to no warning.

Scientists measure the distance to the Moon by bouncing lasers off mirrors placed there by space probes and astronauts.

Sooner or later, a sizable asteroid could impact a populated area on Earth. How is the US, and the world, preparing?

Scientists reveal for the first time the atomic structure of liquid carbon, key to exoplanets and nuclear fusion.

Whether walking, executing tasks, or responding to natural language commands, Kepler's K2 "Bumblebee" demonstrates reliable stability and accuracy—evidence that humanoid robots designed with hybrid ...

The formation of Mercury remains an unsolved mystery. The planet closest to the Sun has a disproportionately large metallic core – accounting for ...