Out of the 6,000 known exoplanets, it's these rocky worlds that are most worthy of attention in the search for life beyond our planet.

The cross-species friendship powers this touching film from Phil Lord and Christopher Miller. It has been described as 'E.T.' meets 'Interstellar' but that doesn't hint at its humanity.

If we're to find extraterrestrial life in the universe, astronomers have pinpointed the best places to look for it. They have ...

The actor plays a molecular biologist trying to help save the world in this upbeat science-fiction fantasy from Phil Lord and ...

Titan, Saturn's largest moon, happens to share some truly remarkable geophysical and geological processes with our home ...

A documentary filmmaker sparked a discussion of advanced Martian civilizations after sharing footage that appeared to depict ...

Andy Weir discusses his science-fueled novel “Project Hail Mary,” which has been adapted into a film that opens in theaters ...

Kepler-51d is a giant, ultra-light “super-puff” planet wrapped in an unusually thick haze that’s blocking scientists from ...

The molten exoplanet, larger than sub-Neptune, could be a new class of planet.

Explore the darkest corners of the abyss with 18 terrifying creatures found at the bottom of the ocean. These are Earth's ...

Scientists have uncovered a hellish “lava world” where temperatures soar to a blistering 2,700 degrees Fahrenheit — hot enough to melt rock into a churning ocean of magma and fill the air with the ...

Oxygen has been the most important gas in our search for life among the cosmos thus far. On Earth, we have it in abundance ...