Pierre Janssen

Also known as P.J.C. Janssen, Jules Janssen, Jules Janssen (1824-1907), Pierre Jules César Janssen, Pierre Jules César Janssen (1824-1907), Pierre Jules Cesar Janssen, G. Janssen

French astronomer (1824-1907)

Film & TV

France

Pierre Jules César Janssen, also known as Jules Janssen, was a French astronomer who, along with the English scientist Joseph Norman Lockyer, is credited with discovering the gaseous nature of the solar chromosphere, and with some justification the element helium. Pierre Janssen studied mathematics and physics at the faculty of sciences. He taught at the Lycée Charlemagne in 1853, and in the…

Known for

The Photographical Congress Arrives in Lyon — Himself (uncredited)1895

via TMDB

Key facts

Born: ( 1824-02-20 ) 20 February 1824, Paris , France
Died: 23 December 1907 (1907-12-23) (aged 83), Meudon , France
Fields: Astronomy
Thesis: Sur l'absorption de la chaleur rayonnante obscure dans les milieux de l'oeil (1860)

via Wikipedia infobox

Wikidata facts

Instance of: human
Given name: César
Gender: male
Citizenship: France
Place of birth: Paris
Place of death: Meudon
Occupation: film editor
Employer: Paris Observatory, PSL University
Languages spoken: French
Award: Military Order of Saint James of the Sword
Field of work: geology
Image: Pierre Janssen.jpg
Significant event: funeral

Show 14 more facts

member of: Accademia Nazionale dei Lincei
place of burial: Père Lachaise Cemetery
Commons category: Jules Janssen
date of birth: 1824-02-22
date of death: 1907-12-23
birth name: Pierre Jules César Janssen
Commons gallery: Pierre Janssen
name in native language: Pierre Jules César Janssen
has works in the collection: San Francisco Museum of Modern Art
writing language: French
contributor to the creative work or subject: Francisco Antônio de Almeida Júnior
floruit: 1845-01-01
contributed to creative work: Popular Science
maintained by WikiProject: WikiProject Mathematics

Sources (4)

via Wikidata · CC0

~7 min read

Encyclopedic overview

Pierre Jules César Janssen (22 February 1824 – 23 December 1907), usually known as Jules Janssen, was a French astronomer who, along with English scientist Joseph Norman Lockyer, is credited with discovering the gaseous nature of the solar chromosphere, and with some justification the element helium.

Life, work, and interests

Excerpted from Wikipedia’s “Pierre Janssen” article, available under the CC BY-SA 4.0 licence.