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 ...

Scientists reveal how waves behave on alien planets, from towering methane seas on Titan to nearly still lava oceans on ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. This voice experience is generated by AI. Learn more. This ...

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Free-return trajectory – a path that loops around the Moon and returns to Earth without propulsion Permanently shadowed regions – areas near the lunar poles that never receive sunlight and may contain ...

Astronaut Hansen reported huge swaths of brown hues and tinges of green. The tan striations may be iron oxide (as in rust) ...

Image Courtesy of NASA. Used with Permission. NASA Rolls Out Artemis II Rocket as Astronauts Enter Quarantine NASA is rolling out its Artemis II rocket at 1 mph while astronauts enter quarantine ahead ...

In March 2026, SETI Institute researchers contributed to a wide range of conversations about our solar system and the search for life beyond Earth. From explaining unusual features on Mars and ...

NASA’s Dragonfly will explore the air, land and seas of Titan, Saturn’s most mysterious moon NASA plans to launch a wildly ambitious nuclear-powered octocopter to Saturn’s largest moon, Titan, in 2028 ...

Astronaut Don Pettit recently shared a photo of a tentacled purple object that set social media ablaze. But this is far from an extraterrestrial threat; it’s actually an earthly treat. The “alien” is ...