First Telescopic Planetary Transit7 November 1631
Records the first telescopic observation of a planetary transit.
Historical person
Historical biography and chronological timeline for Pierre Gassendi, based on 2 World History Database records associated with France.
Records the first telescopic observation of a planetary transit.
Observes Mercury crossing the Sun as predicted by Kepler.
Astronomer
This biography is assembled from World History Database records filtered by country and personal-name fields. Exact duplicate display records are removed. The database is an index rather than a complete narrative biography; formal research should verify entries against relevant primary or specialist sources.