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.<ref>Template:Cite journal</ref>

Mathematics

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

Microscopy

• Francesco Stelluti's {{#invoke:Lang|lang}}, published in Rome, is the first book to contain images of organisms viewed through the microscope.<ref>{{#invoke:citation/CS1|citation

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Technology

• Cornelius Drebbel produces an early form of magic lantern or slide projector.<ref>Template:Cite book</ref>

Events

• The first laws prohibiting gambling in America are passed.

Births

• July 19 – François Cureau de La Chambre, French physician (died 1680)<ref>Template:Cite book</ref>
• 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)