Astronomers announced the discovery of a starless cloud of hydrogen gas, a pristine relic of the cosmos that is almost as old as time itself.

New research casts doubt on the prospects for a habitable, active environment beneath the frozen surface of Jupiter’s moon ...

New year, same ol’ Netflix — kind of. Things are always changing at the world’s most dominant streaming service, and aside ...

For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small ...

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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 ...

New oblique images from NASA’s Lunar Reconnaissance Orbiter Camera (LROC) reveal enormous cracks, called grabens, curling around an ancient lunar sea on the Moon’s near-side. These grabens are part of ...

If aliens are out there, why haven’t we heard from them? That’s the question at the center of Pop Mech’s new story, “Aliens Probably Exist—But They’re Staying Silent For a Reason, NASA Scientist ...

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 ...

A thick layer of more than 12 miles of rock may explain why Bermuda seems to float above the surrounding ocean. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Is there an Outer SpaceX? With 3I/ATLAS set to fly by Earth in just over a week, experts continue to speculate over its origins. Harvard Scientist Avi Loeb believes that if aliens, the comet wouldn’t ...

NASA’s James Webb Space Telescope has found the most compelling evidence to date that a rocky planet beyond the solar system may have an atmosphere. Although it’s not Earth-like, a planet called ...