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 ...
Astronomy on MSN
Was Mercury formed by a cosmic hit-and-run?
The early years of our solar system were a period of unimaginable chaos and violence, a gravitational free-for-all where colliding planetary embryos competed for survival. In this tumultuous ...
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 ...
Sooner or later, a sizable asteroid could impact a populated area on Earth. How is the US, and the world, preparing?
A new study warns of an undiscovered population of asteroids that could strike Earth with little to no warning.
Opinion
The moon is getting slightly farther away from the Earth each year — a physicist explains why
Scientists measure the distance to the Moon by bouncing lasers off mirrors placed there by space probes and astronauts.
Scientists reveal for the first time the atomic structure of liquid carbon, key to exoplanets and nuclear fusion.
Modern Engineering Marvels on MSN
Rogue Planet’s Approach Could Reshape Solar System Dynamics
Could a lonely planet wander aimlessly through the restless galaxy change the subtle dance of gravity within our solar system ...
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