Astronomen

Wie was Johannes Kepler

Wie was Ejnar Hertzsprung

Wie was Jérôme Lalande

Wie was George Ellery Hale?

Wie was Satyendra Nath Bose

Wie was Helen Sawyer – Hogg

Wie was Johann Elert Bode

Wie was Asaph Hall?

Wie was Allan Sandage

Wie was Harlow Shapley?

Astronoom Maarten Schmidt op 92-jarige leeftijd overleden

Wie was William Lassell?

Wie was Karl Schwarzschild?

Wie was James Gregory

Wie was Hermann Minkowski?

Wie was Gerard Kuiper?

Wie was Guiseppe (Bepi) Colombo?

Wie was Konstantin Tsiolkovsky?

Wie was John Flamsteed?

Wie was Alfonsus X?

Wie was Fred Whipple?

Wie was Erasmus Reinhold?

Wie was Subrahmanyan Chandrasekhar?

Wie was Ole Rømer?

Wie was Hans Lippershey?

Wie was John Goodricke?

Wie was Bernard Lovell?

Wie was Pierre Méchain?

Wie was David Fabricius?

Wie was Rudolf Wolf?

Wie was Giovanni Schiaperelli?

Wie was William Parsons?

Wie was Johann Gottfried Galle?

Wie was Regiomontanus?

Wie was Johann Heinrich von Mädler?

Wie is Frank Drake?

Wie was Williamina Stevens Fleming?

Wie was Cecilia Payne-Gaposchkin?

Wie was Jan Hendrik Oort?

Wie was Ulugh Beg (1394 – 1449)?

Percival Lowell (1855 – 1916) en de zoektocht naar Pluto

Aristarchus (310 v. Chr – 230 v. Chr) plaatste de zon op de juiste plaats

Henry Draper (1837 – 1882) – pionier in de astrofotografie

Freeman Dyson, bedenker van buitenaardse megastructuren op 96-jarige leeftijd overleden

Georg Joachim Rheticus (1514 – 1574)

Fritz Zwicky (1898 – 1974) en de Donkere Materie

Simon Marius (1573 – 1624) en zijn astronomische ontdekkingen

Johannes Fabricius (1587 – 1616) en de zonnevlekken

Heinrich Olbers (1758 – 1840) en zijn Paradox

19 februari – Verjaardag van Nicolas Copernicus