Sirius is in fact two stars, but the secondary one is much smaller. This image from Hubble shows the small companion.
https://commons.m.wikimedia.org/wiki/File:Sirius_A_and_B_Hubble_photo.jpg#mw-jump-to-license
Sirius B
Sirius is in fact two stars, but the secondary one is much smaller. This image from Hubble shows the small companion.
https://commons.m.wikimedia.org/wiki/File:Sirius_A_and_B_Hubble_photo.jpg#mw-jump-to-license