List of all interesting stars to visit
Solution 1:
Yes, there is a list of places of interest on the SC2 wiki
Solution 2:
GameFAQs has several SC2 FAQs here: http://www.gamefaqs.com/3do/584500-star-control-ii/faqs
Among them:
SC2 Star System FAQ/location list - has a complete list of stars with marks on which ones are interesting
A largs SC2 FAQ, which has lists of Rainbow worlds; species homeworlds; and Ruby/Sapphire/Emerald Worlds (these are extremely high value as they are full of 25-price resources)