This is what textbooks have taught us over the years but beyond the realm of humankind inhabiting Earth -- out in the alien world ... even the icy planets in our solar system such as Neptune ...

Released in 2010, Nimród Antal's Predators finds Brody's savvy military vet Royce dropped into a game preserve on an alien planet with a motley crew of snipers, soldiers, mobsters, and death row ...

In world-first observations, the James Webb Space Telescope is watching two distant alien planets "spilling their guts into space" as they rapidly disintegrate — and scientists are elated at ...

A stunning "parade of planets" will grace the night sky this week, with all seven of Earth's celestial neighbors joining the show. Here's how to spot it and why it happens.

Frigid water helped paint Mars red and may have shaped a vast coastline, two new studies into the planet’s history reveal. Scientists have detected a possible ancient beach in Mars’ northern ...

This discovery sheds new light on how water behaves under extreme conditions and could help explain the composition of distant planets and moons. The study has been published in Nature. Unlike regular ...

Artistic image of the newly-discovered planet HD 20794 d orbiting its star, HD 20794. Two other planets in the same system are visible, HD 20794 b and HD 20794 c. Credit: Gabriel Pérez (IAC) ...

That might sound like a low-budget franchise movie, but it's actually an exotic phase of water that scientists think could form in oceans on alien planets. How exotic are we talking? Well, plastic Ice ...

Scientists have been for years trying to find alien life in the vast expanse of the universe. Several probes have been launched that are still drifting in space and dozens of high-end telescopes aim ...

A recent study has unveiled how chemical elements and powerful winds shape the atmosphere of a planet far beyond our solar system. By examining separate layers of the planet’s atmosphere in 3D, the ...

Credit: Pablo Carlos Budassi/Stocktrek Images/Getty Images Astronomers have discovered that sulfur may be a key to helping us narrow down our search for life on other planets. It's not that sulfur ...

Credit: NASA / ESA, J. Olmsted For the first time, astronomers have mapped the 3D structure of an alien planet’s atmosphere, revealing a complex system of layered gases and extreme winds. The ...