Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and living safely—beyond our planet. “I was like, ‘OK, I'm pretty sure that ...

Trump threatens Strait of Hormuz blockade after US-Iran ceasefire talks end without agreement NASA already has next Artemis ...

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

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

With trillions of galaxies and growing discoveries, the search for life beyond Earth is starting to feel less like science ...

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 ...

When a hunk of ice from another star system hurtles through our cosmic neighborhood, astronomers pay attention. When that ...

Space is having a moment. The NASA Artemis II crew has just returned to Earth today after their 10-day lunar fly by ...

The science fiction blockbuster wowed audiences with its depiction of space travel and more. Here's what NASA staff and other ...

Even at a glance, the planets in our solar system are wildly diverse. Huge and small, airless and densely packed with ...

A research team has developed a new approach to detecting life beyond Earth that does not rely on identifying specific ...