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A biography of the German astronomer who discovered three laws of planetary motion.

A biography of Johannes Kepler, the seventeenth-century German astronomer and mathematician who formulated the three laws of planetary motion.

Examines the life and accomplishments of Johannes Kepler, the seventeenth-century astronomer responsible for discovering how the planets move in their orbits around the sun, and includes a time line, and a selection of primary source transcriptions and images.

A biography of Johannes Kepler, the astronomer and mathematician who formulated the three laws of planetary motion.

While her mother undergoes radical cancer treatment, eleven-year-old Ella stays with her father's mother in Albuquerque, New Mexico, where she learns about grammar and family history, and helps investigate the theft of an extremely rare book from her grandmother's library.

Chronicles the lives of sixteenth-century Danish and German astronomers Tycho Brahe and Johannes Kepler and explains how Tycho's inaccurate findings actually helped Kepler develop the three Laws of Planetary Motion, on which modern cosmology is based.

Discusses the life and discoveries of astronomer Johannes Kepler.