What happens if, after all our searching, we don’t find any signs of life on other planets? A group of scientists led by Dr.

Are we alone? Scientists investigate the rarity of life on Earth-like planets with groundbreaking telescopes and methods.

A new mission concept that would see a fleet of telescopes probing rocky planets in their stars' habitable zones should be ...

This April, the skies put on a dazzling show – watch planets like Jupiter, Venus, and Mars glide across morning and evening ...

Lonely Planet was once the Bible of travel. Then Google and social media influencers stepped in and became the new messiahs.

According to new simulations, many, even most, planets get ejected from their star early in their history Star Trek ...

At a famous 1950 lunch among physicists, Enrico Fermi wondered, "Where are all the aliens?" How far have we come toward ...

Researchers interrogated the 'sounds' of a cluster of stars within the Milky Way, uncovering a new technique for astrophysicists to probe the universe and learn more about its evolution.

Scientists have discovered four new Earth-like rocky planets orbiting Barnard's Star, just six light-years away. Using ...

Yet despite the drumbeat of evidence, we still know of just one planet in the cosmos with life — the one you’re standing on.

Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...

We've known for over 30 years that there are other stellar systems in our galaxy, but we don't have any idea how many there ...