What is Hydra?
Q: What is Hydra?
A: Hydra is the farthest moon of Pluto.
Q: Who discovered Hydra?
A: Hydra was found by the Hubble Space Telescope's Pluto Companion Search Team, which is composed of Hal A. Weaver, Alan Stern, Max J. Mutchler, Andrew J. Steffl, Marc W. Buie, William J. Merline, John R. Spencer, Eliot F. Young and Leslie A. Young in June 2005.
Q: How far away from Pluto does Hydra orbit?
A: Hydra orbits the barycenter of the system in the same plane as Charon and Nix at a distance of about 65000 km from Pluto.
Q: What is the size of Hydra?
A: The size of Hydra has not been directly measured but calculations based on its brightness give it a diameter between 61 km if its reflectivity is similar to Charon's 35 percent and about 167 km if it has a reflectivity of 4 percent like the darkest Kuiper belt objects (KBOs).
Q: What color is Hydra?
A: Hydra appears to be grey like Charon and Nix though Pluto is reddish in color.
Q: When was it announced that New Horizons mission would visit both Pluto and Hydra?
A: It was announced that New Horizons mission would visit both Pluto and hydra in 2015 when they were discovered in October 2005 after confirmation by precoveries from 2002 .
Q:What was the name given to this moon ? A:The name given to this moon was 'Hydra' , named after 'Hydra',the monster who guarded waters of Hades' underworld in Greco-Roman mythology ,announced on June 21 ,2006 in IAU Circular 8723 along with formal designation 'Pluto III'.
