1630 in science

The year 1630 in science and technology involved some significant events.

Astronomy

 * Following his recently completed Rudolphine Tables, Kepler predicts a transit of Mercury on 7 November 1631 and a transit of Venus on 6 December 1631. He writes an "admonition" to astronomers to prepare for observations on these dates, which is published after his death by Jacob Bartsch.

Mathematics

 * Pierre de Fermat studies the curve later known as the "Witch of Agnesi".

Microscopy

 * Francesco Stelluti's Persio tradotto in verso schiolto e dichiarato, published in Rome, is the first book to contain images of organisms viewed through the microscope.

Technology

 * Cornelius Drebbel produces an early form of magic lantern or slide projector.

Events

 * The first laws prohibiting gambling in America are passed.

Births

 * July 19 – François Cureau de La Chambre, French physician (died 1680)
 * September 13 – Olof Rudbeck, Swedish physiologist (died 1702)
 * October – Isaac Barrow, English mathematician (died 1677)
 * possible date – Johann Kunckel, German chemist (died 1703)

Deaths

 * November 15 – Johannes Kepler, astronomer (born 1571)
 * Federico Cesi, founder of Accademia Nazionale dei Lincei, in Rome, Italy (born 1586)
 * Johannes Schreck (also known as Johannes Terrenz or Terrentius), explorer (born 1576)