It's OK, I kind of figured this was going nowhere from the start.
The earth revolves around the sun – it is moving – it is not accelerating. You confuse movement with acceleration just as you confuse Force with Power.
No. Increased TQ made it go faster. HP is simply a MEASURE of the increased amount of TQ at the SAME RPM.
F=MA
^ See this equation? It was written by a man far smarter than you or I.
What does it say? Does it say "Horsepower = Mass x Acceleration"? Does it say "RPM = Mass x Acceleration"? Does it say "Work = Mass x Acceleration"?
It doesn't say any of those things. You should try arguing with Sir Isaac Newton, not me.