This thing zoomed in a zig zag motion and suddenly zoomed lightning fast up into the space of darkness.

It was a clear night as I was looking up at the stars I noticed a spot at first I thought it was a star moving and than I said no that is no star; moving. It was the same shape as a star and it looked white to me.  I noticed it had moved from left to right in a zig zag direction. I would say if I had my finger up towards the sky it was moving a fingers lent each way.  Clear as a bell this thing moved slowly from left to right about eight times then it stopped and it had zoomed up and had got smallar, and than it zoomed down and was twice the size of the stars and suddenly it shot up into space like a bullit.  Then dissapeared and I now believe in U.F.O s
Witness elects to remain totally anonymous; provides little contact information.  PD