The Canopus system (or Alpha Carinae system) contains at least three inhabited planets, out of a minimum of five in total. (TOS: "Wolf in the Fold") Geologist Carstairs of the USS Enterprise once served aboard a Merchant Marines freighter in this area. (TOS: "The Ultimate Computer")
- Canopus (primary)
- Alpha Carinae I
- Alpha Carinae II
- Alpha Carinae III
- Alpha Carinae IV
- Alpha Carinae V
- It is probable that Canopus is the home system of "the Canopus Planet" spoken of by Gary Mitchell in "Where No Man Has Gone Before" as the planet where Phineas Tarbolde wrote the poem "Nightingale Woman" in 1996.