TOP 5 The highest peaks of the Solar System?
1 OLYMPUS MONS
Mars Height: 25 km. But the slope is so gentle, you might not notice it!.
2 RHEASILVIA MONS
Vesta asteroid Height: 22 km. A central mound from a meteor strike is 200 km wide.
3 EQUATORIAL RIDGE
Saturn's moon Iapetus Height: 20 km. Formed by shockwaves from an enormous impact.
4 ASCRAEUS MONS
Northern hemisphere, Mars Height: 18.2 km. The mountain is the highest of 3 major, connected volcanoes.
5 BOÖSAULE MONTES
Jupiter's moon Io Height: 17.5 km. The highest point on this moon was mad by plate tectonics.