exomoons
Astronomers May Have Discovered the First Known ‘Exomoon’
A new study suggests that the Jupiter-sized planet Kepler-1625b may host a Neptune-sized moon.
Exoplanets Are Great, But It's Time to Start Looking for Exomoons, Too
Although we've detected thousands of exoplanets, many are unlikely to support life. But the moons that orbit them just might.
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