Sirius Alpha

From Tardis Wiki, the free Doctor Who reference


Sirius Alpha is a planet in the Sirius System. It had at least four moons. (BFA/BBCR: Max Warp)

The fourth and fifth planets in the system are called Sirius IV and Sirius V respectively. It can be assumed that this planet could also be called Sirius I, making Androzani Major and Minor, Sirius II and III.