Astronomers may have found a moon that's completely different from anything in our solar system.
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It's only the second space object discovered that may be an exomoon, or a moon outside of our solar system. The giant moon was found orbiting a Jupiter-size planet called Kepler 1708b, located 5,500 light-years from Earth. A study detailing these findings published Thursday in the journal Nature Astronomy. The newly detected celestial body is 2.6 times larger than Earth. There's no analog for such a large moon in our own system. For reference, our own moon is 3.
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