A mysterious radio signal from a distant planet has sparked excitement among astronomers, hinting at the tantalizing ...

A new study focusing on Enceladus, a moon of Saturn, shows that the physics of alien oceans could prevent evidence of deep-sea life from reaching places where we can detect it.

Searching for life in alien oceans may be more difficult than scientists previously thought, even when we can sample these ...

Scientists studying Saturn's icy moon, Enceladus, have discovered that its ocean forms layers that slow the upward movement ...

NASA’s Europa Clipper is set to explore one of the most intriguing moons in the solar system—Jupiter’s icy moon, Europa.

Samples from asteroid Bennu have delivered insights into the origins of Earth’s water and the organic molecules that may have ...

HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

The findings provide the strongest evidence yet that asteroids may have planted the seeds of life on Earth and that these ingredients were mingling with water almost right from the start.

Because this planet is relatively close to Earth and orbits a bright star, it is a perfect target for future telescopes.

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...