About Louis Thollon
Lived 1829 – 1887 (aged 57). Louis Thollon was a French astronomer.
Louis Thollon (2 May 1829 – 8 April 1887) was a French astronomer.
He was born in Ambronay, France. During the 1886 Mars opposition, he assisted the observatory director, Henri Perrotin, in observing the planet with a reflecting telescope. Both men reported that they spotted canali on the surface of the planet, apparently confirming the 1877 discovery of these features by Italian astronomer Giovanni Schiaparelli.
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Important facts
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Frequently asked questions
Who was Louis Thollon?
French astronomer (1829–1887)
When was Louis Thollon born?
Louis Thollon was born on 2 May 1829 in Ambronay.
When did Louis Thollon die?
Louis Thollon died on 8 April 1887 in Nice.
What was Louis Thollon's occupation?
Louis Thollon was an astronomer.
What nationality was Louis Thollon?
Louis Thollon was French.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Louis Thollon. https://biography.guide/louis-thollon/
MLA: "Louis Thollon." Biography.guide, https://biography.guide/louis-thollon/.
Chicago: "Louis Thollon." Biography.guide. https://biography.guide/louis-thollon/.
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