So far, humanity has yet to find its first "exomoon"—a moon orbiting a planet outside of the solar system. But that hasn't been for lack of trying. According to a new paper by Thomas Winterhalder of ...

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.

Europa Clipper has officially commenced. The highly anticipated NASA mission to explore Jupiter’s moon Europa for signs of habitability launched on Monday from NASA’s Kennedy Space Center in Florida.

Add Yahoo as a preferred source to see more of our stories on Google. The European Space Agency's Jupiter Icy Moons Explorer (JUICE) probe has spotted a habitable planet right here in our solar system ...

If our Moon suddenly vanished, Earth would already face dramatic consequences. But replacing it with entire alien worlds ...

(CNN) — The Europa Clipper spacecraft passed a key milestone on Monday and is on track to launch next month to explore and seek signs of habitability on one of Jupiter’s moons, according to NASA. The ...

Since around the time he began his Ph.D. studies in 2008, East Texas A&M University professor and astrophysicist Billy Quarles has been interested in moons. In a recent paper co-authored by Quarles, ...

The outer solar system is awash with liquid water. A briny ocean is concealed beneath the icy crust of Jupiter’s fourth largest moon, Europa — with more water than all of Earth’s oceans combined. A ...

Moons in close binary solar systems have a better chance of hosting life than those in single-star systems, new research has shown. Top image: Avatar Binary stars dampen each other’s solar radiation ...

The number of known places in our galaxy theoretically hospitable to life may be significantly greater than previously thought, according to new research. Researchers with Planet Hunters are reporting ...

The European Space Agency’s Jupiter Icy Moons Explorer (JUICE) probe has spotted a habitable planet right here in our solar system — and its sensors are showing several molecules and elements in its ...