sarak7563 sarak7563 28-11-2022 Physics contestada Mars has a small moon, Phobos, that orbits with a period of 7 h 39 min. The radius of Phobos' orbit is 9.4 \times 10 ^ { 6 } \mathrm { m }9.4×10 6 m. Use only this information (and the value of G) to calculate the mass of Mars.
