From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and ...

Aristotle believed the planets revolved around Earth and God could not have created other worlds. Today, scientists scour the ...

NASA has released stunning new Artemis II images, including a “Crescent Earthrise” and detailed views of the lunar farside.

A single alien world can be misleading. A strange gas in an atmosphere might look promising, then turn out to come from ...

Breakthrough Listen will scan the the skies with the aid of the MeerKAT Telescope. They are targeting a million nearby stars.

The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme ...

Easy: Venus is the weirdest planet in the solar system. The most distant major planet from the sun and the last stop before ...

The subject of UFOs and aliens is vast and complex, making it impossible to summarize in one article. Flying saucers/UFOs made headline news throughout the world in 1947, sparked by two major, highly ...

Scientists say caves on Mars and icy moons may host microbial life and serve as future habitats for astronauts to be sent to ...

A video game about little green aliens building space rockets is seeing a resurgence tied to NASA's Artemis II mission.

Planets orbiting such stars may have a better chance of retaining their atmospheres and developing conditions suitable for ...

The question “are we alone” remains unanswered, but humanity may get a hint of it in the coming years as technologies are ...