- Location
- Switzerland
- Name
- Matt
- Start Date
- Jan 7, 2021
- End Date
- Jan 7, 2021
410 years ago, Galilei first observed Jupiter's four biggest moons (which are since called the "Galilean" ones).
And because Phil Plait does a great job at explaining things further, here's his take on Jupiter's moons.
M.
And because Phil Plait does a great job at explaining things further, here's his take on Jupiter's moons.
M.