As NASA plans for long-term human missions beyond Earth, one question keeps resurfacing: how do you sustain life in places ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

It's one of life's biggest questions - are we alone in the universe? Now, one of Britain's top space scientists has declared ...

On the cracked ice of Jupiter’s moon Europa, a sprawling pattern of dark lines has taken on an unsettling nickname: a “demon” ...

The faraway moon has 'a slushy high-pressure ice layer' similar to the melting Arctic that could hide extraterrestrial life.

Scientists have long believed Saturn’s moon Titan hid a massive underground ocean, but new research suggests something even stranger: a deep, icy slush filled with pockets of warm liquid water that ...

Decades ago, a spacecraft suggested Saturn's largest moon, Titan, had an ocean. New observations suggest that the liquid may look more like slush. When you purchase through links on our site, we may ...

Interstellar object 3I/ATLAS has grown a colossal, sunward anti-tail larger than the distance to the moon. Is this an unprecedented comet, or is Harvard's Avi Loeb right about a technological origin?

Steven Spielberg’s new UFO movie has reignited speculation within the alien conspiracy theory community, especially after cryptic billboards teasing the upcoming film popped up across the country this ...

Astronauts on the Moon (like Harrison H. Schmitt, pictured collecting lunar samples in 1972) could one day live in lunar habitats made of “mooncrete.” Credit: NASA/JSC, Public Domain NASA’s Artemis ...