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

Experts from the Carl Sagan Institute at Cornell University have pinpointed 45 Earth-like planets that could have perfect ...

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 ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian ...

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.

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 ...

A mysterious metal-rich asteroid called Psyche has been baffling scientists for over two centuries, and its true origin ...

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