White ball first came down at an angle and went behind a stand of tall trees then came back out the same side and accelerated away very fast with no sonic boom. I was above clouds at times so we were thinking it was at around 5000 ft. in elevation. We saw it speed up and disappear in the clouds. No sounds. I asked my coworker how big he thought it was and he said bigger than a car. So I'm guessing as big as a van but round. I said if a plane is going 500 mph do you think it was going 1000 mph? He said faster...