In deep space, a small rock orbits an asteroid. The circular, orbit radius is 1037m and the velocity of the rock is 8.02m/s. Find the mass of the asteroid.
mv^2/R = GmM/R^2
so
M = v^2 R/G
= 8.02^2 * 1037/ (6.674×10−11)
so
M = v^2 R/G
= 8.02^2 * 1037/ (6.674×10−11)