SpeedrooGuessroo · All speeds

How fast does Io orbit Jupiter?

62,280 km/hAbout 38,700 mph · Orbit

About 17.3 km a second, going round in 42 hours.

That's about 1,100 times a red kangaroo's top speed (56 km/h).

62,280 km/h
a lunar orbit

By speed: Io is about 11× faster than a lunar orbit.

Think you can guess? Play today's Speedroo

Things about as fast

Many real things vary, so we use a typical or official figure. Spotted a mistake? Email [email protected].