Example image of eyePlorer eyePlorer map for 'Jean Picard': 1620 1682 Astronomer France July 12 July 21 La Flèche Prytanée National Militaire Society of Jesus Juvisy-sur-Orge Francesco Maurolico Paris Meridian Willebrord Snellius Micrometer Quadrant (instrument) William Gascoigne (scientist) Tycho Brahe Isaac Newton Newton's law of universal gravitation Uraniborg Christiaan Huygens Giovanni Domenico Cassini Ole Rømer Rasmus Bartholin Aberration of light Barometer Phosphorescence Spectroscopy Right ascension Meridian (astronomy) Mare Crisium Picard (crater) PICARD (spacecraft) Picard (name) 1620 in science 1682 in science Maunder Minimum Barometric light Rømer's determination of the speed of light Adrien Auzout Gabriel Mouton Giovanni Angelo Canini Kater's pendulum Picard Triangulation List of alumni of Jesuit educational institutions Metric system History of geodesy Pendulum Isaac Newton's early life and achievements