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

A team of astronomers believe they have spotted the first moon outside our solar system. Phys.org reports that the team lead by Dr. David Kipping, assistant professor of astronomy at Columbia ...

The discovery of the first potential exomoon has astronomers scratching their heads. It’s the size of Neptune, and its planet is the same size as Jupiter but ten times the mass. It’s also made of gas.

A team of U.S. and U.K. researchers has outlined a new way to detectalien moons by tracking subtle flashes of reflected light ...

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Western University astronomers may have spotted six new moons orbiting planets in solar systems far from our own – an otherworldly discovery so rare it must wait on future technologies to confirm.

Some of the same researchers who found the first purported exomoon now say that they’ve found another. Dubbed Kepler 1708 b i, the satellite has a radius about 2.6 times that of Earth, and circles a ...

While analyzing data from NASA’s Hubble and Kepler Space Telescopes, astronomers happen upon new exoplanets all the time. But the same can’t be said about exomoons, which are essentially moons ...