Re: Heliocentric Speed Change Problem
« Reply #20 on: January 04, 2019, 02:30:53 PM »
You opened this thread with a video link Tom so here's another one with a different view to you. 

There are subtle clues visible in the sky over the course of a year that show us that the Earth is moving through space at said speeds.  No equipment other than your own eyes needed to see them.
« Last Edit: January 04, 2019, 02:33:33 PM by shootingstar »