Pierre Janssen
Pierre Jules César Janssen (22 February 1824 – 23 December 1907), also 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.
Château de Meudon
Francisco Antônio de Almeida Júnior
Janssen (Martian crater)
Janssen (lunar crater)
Janssen Peak
1860s18681868 in France1868 in science1870s in film1874 transit of Venus190719th century in film2007 in the Netherlands225 HenriettaAlfred GrandidierArthur Constantin KrebsAsimov's Biographical Encyclopedia of Science and TechnologyAstronomical spectroscopyAugust 18Chemistry: A Volatile HistoryEdward FranklandErnest GrandidierFebruary 22Frederick Evans (hydrographer)Félix TisserandGunturHeliumHenri-Alexandre DeslandresHistory of Mars observationHistory of film technologyInternational Meridian ConferenceJanssen (surname)Janssen Medal (French Academy of Sciences)Janssen revolverJean-Jacques HennerJean BinotJules JanseenJules JanssenLalande Prize
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Pierre Janssen
Pierre Jules César Janssen (22 February 1824 – 23 December 1907), also 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.
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Pierre Jules César Janssen (* ...... ronomen Joseph Norman Lockyer.
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Pierre Jules César Janssen (22 ...... tification the element helium.
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Pierre Jules César Janssen (22 ...... uevo hasta la fecha: el helio.
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Pierre Jules César Janssen (Pa ...... è stato un astronomo francese.
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Pierre Jules César Janssen (Pa ...... het gebruik van spectroscopie.
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Pierre Jules César Janssen (Pa ...... como descobridor do gás hélio.
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Pierre Jules César Janssen (Pa ...... a terme exposicions i invents.
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Pierre Jules César Janssen (la ...... kui sebagai penemu gas helium.
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Pierre Jules César Janssen (ur ...... zekiwania na zaćmienie Słońca.
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Pierre Jules César Janssen [pj ...... a spoluobjevitel prvku helium.
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alternative name
Jules Janssen
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birth date
1824-02-22
birth place
death date
1907-12-23
death place
known for
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1,002,690,374
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birth date
1824-02-22
birth place
Paris, France
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caption
Jules Janssen,
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death date
1907-12-23
death place
Meudon, France
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fields
known for
Discovery of helium
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First director of Meudon Observatory
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Solar eclipse observations
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name
Pierre Jules César Janssen
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nationality
French
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other names
Jules Janssen
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resting place
Père Lachaise Cemetery, Paris
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Pierre Jules César Janssen (* ...... ronomen Joseph Norman Lockyer.
@de
Pierre Jules César Janssen (22 ...... tification the element helium.
@en
Pierre Jules César Janssen (22 ...... spectro solar y concluyó que e
@es
Pierre Jules César Janssen (Pa ...... è stato un astronomo francese.
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Pierre Jules César Janssen (Pa ...... het gebruik van spectroscopie.
@nl
Pierre Jules César Janssen (Pa ...... como descobridor do gás hélio.
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Pierre Jules César Janssen (Pa ...... se èxit intentés provar que er
@ca
Pierre Jules César Janssen (la ...... kui sebagai penemu gas helium.
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Pierre Jules César Janssen (ur ...... zekiwania na zaćmienie Słońca.
@pl
Pierre Jules César Janssen [pj ...... a spoluobjevitel prvku helium.
@cs
label
Jules Janssen
@de
Jules Janssen
@eu
Jules Janssen
@fr
Jules Janssen
@it
Jules Janssen
@pt
Jules Janssen
@sv
Pierre Janssen (astronoom)
@nl
Pierre Janssen
@ca
Pierre Janssen
@cs
Pierre Janssen
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name
Pierre Jules César Janssen
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