I'm not sure that I see what problem you have with this persons blog post.
The earth, the sun and the milky way aligning with a massive black hole in the center of the milky way.
The earth and the sun DO each align with the black hole at the center of the milky way. As Euclid postulated some years back, any two points determine a straight line.
And:
Do you have any idea of how much magnetic force that is going to be sent in to our atmosphere? MILLIONS!!!
Yes, extraterrestrial bodies do create a magnetic force that extends into our atmosphere and can be measured in the MILLIONS.