Tag Archives: planetary motion

Main image: Johannes Kepler's efforts to discover divine perfection in the orbits of the known planets by attempting to align them with the shapes of the so-called perfect solids, as depicted in his book "Mysterium Cosmographicum" (1596). Inset: A 1610 portrait of Kepler by an unknown artist.
1619: Kepler’s Revolutionary Laws of Planetary Motion

Johannes Kepler, a Renaissance-era German mathematician and astronomer, transformed the field of astronomy with his three laws of planetary motion. Kepler's work in the early 17th century, building on observations from Tycho Brahe and Galileo, [...]