Jupiter LXVI, originally known as S/2017 J 5, is an outer natural satellite of Jupiter.
It was discovered by Scott S. Sheppard and his team in 2017, but not announced until July 17, 2018 via a Minor Planet Electronic Circular from the Minor Planet Center.
[2] It is about 2 kilometers in diameter and orbits at a semi-major axis of about 23,232,000 km with an inclination of about 164.3°.
[1] It belongs to the Carme group.