Body: Thor's Eye A1 (rings). Note: screenshot is pre-2.1, should be even more beautiful in current version. Also class O star and black hole.
Screenshot:
Body: HD 315023 (moons). Lots of metal rich moons that look really strange:
Body: HIP 21035 3. Y dwarf with very large ring.
Body: HD 53041. 4 B stars, 2 black holes, landable moons, too.
CMDR Grebenkov