Press the rocket to begin. Enjoy~
These are links of youtube that I refer to. Light Speed – fast, but slow https://www.youtube.com/watch?v=nQUwHdSAhmw Dr James O'Donoghue https://www.youtube.com/channel/UCSaCQr2ppyNUY_kjnWY1yVQ Solar System vs. Lightspeed https://www.youtube.com/playlist?list=PLD9fyFS-QKPkhflcV6iTbYB1HtG_y5L7p
