What happens in the sky with alignments of the stars, etc., is just a marker for us. You are taking some notice of this talk about Sirius now, but go to YouTube and see the three part videos series by "signs from heaven" channel. September 23, 2017 was the beginning of Revelations chapter 12, and the strange imagery of the chapter corresponds to the planets and stars movements in the sky during the next seven years.
October, 2018, Satan and his minions are cast down.
Now what could that mean?