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Hydra

File:Hydra_reprocessed.png · Wikimedia Commons · See Wikimedia Commons

EntityQ102701· pop 69· linked from 457 articles

Also known as (134340) Pluto III, Pluto III, S/2005 P 1

outermost known natural satellite of Pluto

AI overview

Hydra is the outermost known natural satellite, or moon, of Pluto, the distant dwarf planet in our solar system. It matters because studying it helps us understand the system of moons around Pluto and the composition of objects in the outer reaches of our solar system.

AI-generated from the Wikipedia summary — may contain errors.

Wikidata facts

Instance of
moon of Pluto
Named after
Hydra
Parent body
Pluto
Radius
57.5
Mass
50000000000000000
Orbital period
38.206
Image
Hydra 14.07.2015.jpg
Show 13 more facts
discoverer or inventor
Alan Stern
provisional designation
S/2005 P 1
site of astronomical discovery
Hubble Space Telescope
time of discovery or invention
2005-05-15
Commons category
Hydra (moon)
orbital eccentricity
0.0051
semi-major axis of an orbit
64749
orbital inclination
0.242
temperature
55
albedo
0.35
apparent magnitude
23.38
different from
Hydra
IPA transcription
ˈhyːdʁa
Sources (4)

via Wikidata · CC0

Gallery (9)