Add Yahoo as a preferred source to see more of our stories on Google. A new planetary habitability model could make the search for aliens more efficient by quickly identifying rocky worlds unlikely to ...

Scientists have suggested that moons capable of supporting alien life may only be able to form around small planets. Earth's Moon is vital to the propagation of life, controlling the ocean's tides – ...

Thousands of planets have been discovered beyond our solar system, offering clues to where life might thrive and whether ...

Planets without stars to orbit raise important questions about how planets evolve and what habitability might look like ...

Earthshine – the dim glow from sunlight bouncing off the Earth, and reflected back from the Moon’s surface – may aid in the search for life on other planets, say scientists. It may also give insights ...

Explore The Fermi Paradox: the baffling silence in a universe teeming with stars. Why haven't we found alien life? Dive into ...

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 ...

The upcoming Habitable Worlds Observatory should be able to spot the glint of water on habitable planets, and maybe more ...