s = 17108073
GG = 6.6740831 * 10 ^ (-11)
M = 10 ^ 12 * s
R = s / 1000
g = GG * M / R ^ 2
MsgBox g
Vo = Sqr(g * R)
MsgBox Vo
Ve = Sqr(2 * g * R)
MsgBox Ve