Diameter estimated to be 13 to 34 kilometers (8 to 21 miles) The moon (temporarily called “P4”) was first noticed on 28 June 2011. The sighting was confirmed with observations made on 3 and 18 July. P4’s orbital cycle is about 31 days. NASA posted a photograph of Pluto with its four moons here. The [...]
Categories: Science
Tagged: Hubble mirror, Karen Randall, NASA's Hubble Discovers Another Moon Around Pluto, New Horizons, Ray Villard, SETI, space shuttle