Introduction : astronomy before Kepler
Graz (1594-1600), the mystery of the universe
Prague (1600-1612), the new astronomy
1610, the year of the telescope
Linz (1612-1626), the harmony of the universe
The final years (1626-1630), the Rudolphine tables
Epilogue, the real universe
Appendix : summary of Kepler's travels.
