Our solar system hosts almost 900 known moons; more than 400 orbit the eight planets while the remaining orbit dwarf planets, ...

Computer simulations suggest NASA’s Habitable Worlds Observatory could detect Earth-like exomoons around gas giant exoplanets through reflected starlight and lunar eclipses.

We’ve discovered thousands of exoplanets — but not a single confirmed exomoon. That doesn’t mean they aren’t out there. In fact, moons may be even more common than planets — and in some cases, even ...

Southwest Research Institute was part of an international team that demonstrated how complex organic molecules (COMs), key ...

Dining on the moon or Mars might seem like a fantasy reserved for science fiction, but researchers are investigating how it could become a reality.

Jupiter’s Galilean moons, Europa, Ganymede, Callisto, and Io, have long been subjects of intense scientific scrutiny, ...

Lunar and Martian Regolith Simulants Desorb and Weather after Exposure to Bioregenerative Life Support System Effluent"  ACS ...

Avatar, Westworld, Interstellar, 2001: A Space Odyssey, and more make up our list of the most ambitious sci-fi masterpieces ...

Humans haven’t been back to the moon since the Apollo moons program ended over five decade ago. The reasons why go beyond science, according to experts.

Despite last-minute setbacks, NASA hopes the Orion spacecraft will soon take four people on the furthest journey in the ...

Without the right oxygen balance, phosphorus and nitrogen vanish — and life can't take hold. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Arnie said, "Get your a* to Mars", but is it really a good idea? We asked the experts about our Martian future.