We have discovered 20 new moons orbiting Saturn, all of them less than 5 kilometres across. This means Saturn has 82 moons, the most of any known planet
Source:
https://www.newscientist.com/article/2219398-weve-discovered-20-more-moons-of-saturn-and-you-can-help-name-them/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home