The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power ...

Two gigantic canyons on the moon — both deeper than the Grand Canyon — were carved in less than 10 minutes by floods of rocks ...

From planets and constellations, to eclipses and the Aurora Borealis, here's what to look for in the sky this spring ...

If the scientists could very precisely measure the proportions of lutetium and halfnium in moon rocks compared to other ...

NASA’s Parker Solar Probe flew closer to the sun than any spacecraft ever has, surviving expected temperatures of 1,800 ...

After decades of study, scientists sound genuinely optimistic about the possibility of detecting primordial black holes, which might explain dark matter.

Scientists have discovered a new type of planetary collision called “kiss-and-capture,” where Pluto and proto-Charon briefly ...

Two stars in Wolf-Rayet 140 collide, forming carbon-rich dust. Webb captured 17 expanding dust shells, revealing ...

It started with a collision — one that didn’t destroy the two balls of rock and ice but spun them into the unmistakable shape of a snowman, until tidal forces separated them into their current ...

The southern highlands of Mars (which cover about two-thirds of the planet's surface ... Scientists have been split on whether it resulted from external factors – such as a collision with a huge, moon ...

The astronomical linkup is fairly common and can happen at least every year depending on the number of planets. A similar parade took place in June last year, but only two planets could be seen ...