what is the brightest star in the sky? Sirius or the sun?

Question: what is the brightest star in the sky? Sirius or the sun?
- Keywords:
  space,
  star,
  universe
Asked by toxicturtill14 to Nick on 10 Mar 2014.
- Nick Wright answered on 10 Mar 2014:
  
  The Sun! But only because it is closer. If Sirius was at the same distance from us as the Sun is it would be much brighter!

Question: what is the brightest star in the sky? Sirius or the sun?