Taygete or Jupiter XX is a non-spherical moon of Jupiter. It was found by a team of astronomers from the University of Hawaii led by Scott S. Sheppard, et al. in 2000, and given the designation S/2000 J 9.
Taygete is about 5 kilometres in diameter, and orbits Jupiter at an average distance of 22,439,000 km in 686.675 days, at an inclination of 165° to the ecliptic (163° to Jupiter's equator), with an orbital eccentricity of 0.3678.