Montes on Io
26 named features carry the IAU descriptor Mons — a mountain on Io, out of 284 in the mapped Solar System.
Named
26
of 260 named places on Io — 10%
Largest
566 km
Dorian Montes
Median size
219 km
Across the 26 with a measured diameter
Named between
1979–2025
IAU approval dates
How montes on Io get their names
The IAU assigns each feature class on each world a naming theme. Across the 26 montes with a recorded origin, 12 categories appear, led by Greek.
Greek12Italy4Hawaii1Iran1Mayan1Brazil1Babylon1Arabian1
All 26 montes on Io
Every one has its own page, on the surface it sits on.
Dorian Montes566 kmCocytus Montes542 kmBoosaule Montes540 kmHi iaka Montes500 kmZal Montes436 kmTohil Mons433 kmNile Montes417 kmHaemus Montes331 kmMonan Mons294 kmEuxine Mons282 kmEuboea Montes275 kmSkythia Mons250 kmEgypt Mons219 kmGish Bar Mons219 kmMongibello Mons215 kmShamshu Mons210 kmPillan Mons201 kmIonian Mons193 kmRata Mons168 kmOt Mons167 kmDis Mons150 kmCaucasus Mons147 kmCrimea Mons139 kmSeth Mons128 kmAntenora Mons122 kmSilpium Mons115 km
Montes elsewhere in the Solar System
The same descriptor is used on 6 other worlds, for 258 more features.