Cas A TimelineJohanne Kepler's Supernova Johannes Kepler, who formulated the three laws of planetary motion, carefully studied the supernova event that occurred in 1604. Close Window | Next Space Event |
Cas A TimelineJohanne Kepler's SupernovaJohannes Kepler, who formulated the three laws of planetary motion, carefully studied the supernova event that occurred in 1604. Close Window | Next Space Event |