Answer:
depends the ancient humans or the start of the solar system
Explanation:
if its the humans the earth was in the middle of everything.
but the beginning of the solar system lets say when earth just formed the orbits where unstable and planet ending impacts happed a lot.
ill do the proto planetary disc too
the disc formed the gas giants first then the rockey planets formed out of the disc
4m/s is the answer you are looking for
