[moon] Neso (oʊ {respell|NEE|soh}; Greek: Νησώ), also known as Neptune XIII, is the outermost irregular natural satellite of Neptune. It was discovered by Matthew J. Holman, Brett J. Gladman, et al. on August 14, 2002, though it went unnoticed until 2003. Neso orbits Neptune at a distance of more than 48 Gm (million km), making it (as ... Found on http://en.wikipedia.org/wiki/Neso_(moon)