Simon Marius

Simon Maius was a German astronomer who named the four moons of Jupiter. He lived 1573 - 1624.[1][2]

There is some dispute over his claim to have discovered the moons of Jupiter and they are generally credited to Galileo.[1][2]

## References[edit]

1. ↑ 1.0 1.1 http://galileo.rice.edu/sci/marius.html
2. ↑ 2.0 2.1 http://www.windows.ucar.edu/tour/link=/people/ren_epoch/marius.html