About 4. 6 billion years ago, the Solar System formed from a cloud of dust and gas collapsing in on itself due to gravity.

If Earth were ejected from the Solar System — by a passing star or planetary collision — daylight would vanish in days. The ...

Before becoming the only planet in our solar system teeming with life, Earth was a desolate, stony globe — dry as dust and ...

Astronomers have discovered an alien world that defies every planetary rule with its massive size, low density, and tilted ...

Scientists at MIT and elsewhere have discovered extremely rare remnants of "proto Earth," which formed about 4.5 billion ...

Scientists are exploring the origin of life's ingredients on our planet. A recent study suggests that essential volatile compounds, such as hydrogen and carbon, may have come from a cataclysmic impact ...

A study published in the journal Nature Astronomy challenges traditional explanations about the origin of the innermost planet in the Solar System and proposes a more likely scenario. The collision ...

On Sept. 26, 2022, NASA's Double Asteroid Redirection Test craft smashed into its target, the hazardous asteroid Dimorphos, ...

A paper from several NASA scientists and other researchers explores whether an asteroid with a 4% chance of hitting the moon ...

A new update to an influential economic theory called "Doughnut Economics" shows a global economy on a collision course with ...