Surprise! While hunting for the elusive Planet X, scientists discovered 12 new moons orbiting Jupiter
by Deborah Netburn, Los Angeles Times
Jul 17, 2018
3 minutes
While hunting for the elusive Planet X, astronomers have discovered 12 additional moons around Jupiter, bringing the grand total of the planet's known satellites up to a whopping 79.
The new moons are all relatively small - between 1 and 3 kilometers (.6 to 1.8 miles) across, which is likely why they haven't been spotted before, scientists said.
They were first seen in the spring of 2017 by researchers who have spent the last few years searching for Planet X, also known as Planet 9 - an object they expect to be Mars-sized or
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