It's a dizzyingly busy time for scientists searching for life on distant planets. To date, astronomers have cataloged more ...

Tiny life forms tucked into debris from an asteroid hit could catapult to other planets—including Earth—and survive, a new study finds. The work demonstrates that a certain hardy bacterium easily ...

A new study from researchers in Japan suggests that a better way to search for alien life might be to look for suspiciously similar planets that are close to each other. The idea is that if life has ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets. Things mistaken for UFOs. In the search for alien life, humans have been fooled ...

If you keep up with where the next SpaceX or Blue Origin rocket is headed, you are probably familiar with NASA’s Double Asteroid Redirection Test, a project to determine if a rocket launched from ...

Are we alone in the universe? Consider mysterious ”extraterrestrial” radio signals. Unexplained gases on other planets. Things mistaken for UFOs. In the search for alien life, humans have been fooled ...

Astronomers have narrowed down the cosmic search for life, identifying fewer than 50 rocky planets among thousands of known exoplanets that may have the right conditions to support life. Using new ...

Researchers are particularly interested in planets orbiting orange K-dwarf stars, which could support life for billions of ...