Giovanni Battista Hodierna

This article has multiple issues. Please help improve it or discuss these issues on the talk page. (Learn how and when to remove these messages) This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: "Giovanni Battista Hodierna" – news · newspapers · books · scholar · JSTOR (August 2015) (Learn how and when to remove this message) This article includes a list of general references, but it lacks sufficient corresponding inline citations. Please help to improve this article by introducing more precise citations. (August 2015) (Learn how and when to remove this message) (Learn how and when to remove this message)

Giovanni Battista Hodierna
Born	13 April 1597  Ragusa, Kingdom of Sicily
Died	6 April 1660  (aged 62) Palma di Montechiaro, Kingdom of Sicily
Occupation	Entomologist, astronomer
Works	De systemate orbis cometici, deque admirandis coeli characteribus
Movement	Scientific Revolution
Signature

Giovanni Battista Hodierna, also spelled as Odierna (April 13, 1597 – April 6, 1660)^[1] was an Italian astronomer at the court of Giulio Tomasi, Duke of Palma (Palma di Montechiaro). He compiled a catalogue of comets and other celestial objects containing some 40 entries, including at least 19 real and verifiable nebulous objects that might be confused with comets.