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.
It belongs to the Carme group, made up of non-spherical retrograde moons orbiting Jupiter at a distance ranging between 23,000,000 and 24,000,000 km and at an inclination of about 165°.
- IAUC 7555: Satellites of Jupiter 2001 January 5 (discovery)
- MPEC 2001-A29: S/2000 J 7, S/2000 J 8, S/2000 J 9, S/2000 J 10, S/2000 J 11 2001 January 15 (discovery and ephemeris)
- MPEC 2001-T59: S/2000 J 8, S/2000 J 9, S/2000 J 10 2001 October 15 (revised ephemeris)
- IAUC 7998: Satellites of Jupiter 2002 October 22 (naming the moon)