Robert S. Harrington
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CharonChristy and Robert S. Harrington at the U.S. Naval Observatory station in Flagstaff, Arizona. Its diameter—1,212 km (753 miles)—is a little more than half of Pluto’s, and its mass is more than one-tenth of Pluto’s. Charon is so large and massive with respect to Pluto that some…
Read MoreChristy and Robert S. Harrington at the U.S. Naval Observatory station in Flagstaff, Arizona. Its diameter—1,212 km (753 miles)—is a little more than half of Pluto’s, and its mass is more than one-tenth of Pluto’s. Charon is so large and massive with respect to Pluto that some…
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PlutoDiscoveries of Pluto and its moonsChristy and Robert S. Harrington in an attempt to obtain more-accurate measurements of Pluto’s orbit. The new satellite was named after the boatman in Greek mythology who ferries dead souls to Hades’ realm in the underworld.
Read MoreChristy and Robert S. Harrington in an attempt to obtain more-accurate measurements of Pluto’s orbit. The new satellite was named after the boatman in Greek mythology who ferries dead souls to Hades’ realm in the underworld.
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