Astronomers Spot Another Moon Around Neptune
10:40 minutes
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Astronomers have detected a previously unseen moon orbiting Neptune, bringing the planet’s moon count to 14. Mark Showalter, an astronomer at the SETI Institute, describes how he spotted the 12-mile moon while combing through old images taken by the Hubble Space Telescope.
Segment Guests
Mark Showalter
Mark Showalter is senior research scientist at The SETI Institute in Mountain View, California.
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