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astronomy

Lucien Rudaux

Lucien Rudaux is a astronomy topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Lucien Rudaux rather than just read about it. In short: Lucien Rudaux (French: [lysjɛ̃ ʁydo]; 1874–1947) was a French artist and astronomer, who created famous paintings of space themes in the 1920s and 1930s. The Rudaux crater on Mars and the Lucien Rudaux Memorial Award are named in his honor.

Lucien Rudaux — main illustration
Lucien Rudaux — illustration

Key takeaways

  • Lucien Rudaux belongs to astronomy; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Lucien Rudaux to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Lucien Rudaux from memory before moving on to harder problems.

Reference excerpt

Lucien Rudaux (French: [lysjɛ̃ ʁydo]; 1874–1947) was a French artist and astronomer, who created famous paintings of space themes in the 1920s and 1930s. The Rudaux crater on Mars and the Lucien Rudaux Memorial Award are named in his honor. The asteroid 3574 Rudaux is also named for him.

Biography

Lucien Rudaux was the son of the painter Edmond Rudaux, and grandfather by marriage of the French physicist Francis Rocard. In 1892, he joined the Société astronomique de France. In 1894, he founded an observatory in Donville. In 1895–1896, he completed his military service at Granville. From 1903, he was a science writer and artist for Nature and, from 1905, for L'Illustration. He was in military service from August 1914 in the 79th Territorial Infantry Regiment. In 1915 he joined the 10th nursing section until 1917. In 1936, he lived in 113 Boulevard Saint-Michel in Paris. In 1912 he was appointed an Officer of Public Instruction. He was a member of the Astronomical Society of France and the National Meteorological Office. In 1936, he was made a Knight (Chevalier) of the Legion of Honour.

Astronomical activities He was the director of a small observatory, Donville-les-Bains in Normandy, and contributed to the establishment of the "Astronomy" in the "Palais de la découverte".

Books L. Rudaux, G. Vaucouleurs; Astronomy (

Publications in French Librairie Garnier Frères, ed. (1915). Ce qu'on voit dans le ciel - notions pratiques d'astronomie (in French). Paris.{{cite book}}: CS1 maint: location missing publisher (link) Alphonse Berget (1923). Librairie Larousse (ed.). Le Ciel (in French). Paris.{{cite book}}: CS1 maint: location missing publisher (link), illustrated by Lucien Rudaux. Larousse, ed. (1925). Manuel Pratique d'Astronomie (in French). Paris.{{cite book}}: CS1 maint: location missing publisher (link) (later editions 1952, with collaborator Gérard de Vaucouleurs) Larousse, ed. (1937). Sur Les Autres Mondes (in French). Paris.{{cite book}}: CS1 maint: location missing publisher (link) (later edition. 1990) Nouvelles Éditions Latines, ed. (1947). La Lune et son histoire (in French). Paris.{{cite book}}: CS1 maint: location missing publisher (link) Lucien Rudaux; Gérard de Vaucouleurs (1948). Librairie Larousse (ed.). Astronomie, les astres, l'univers (in French). Paris.{{cite book}}: CS1 maint: location missing publisher (link) (later editions. 1952, 1956)

Notes and references

http://iaaa.org/gallery/rudaux/ http://www.fabiofeminofantascience.org/PAUL/PAUL2.html

Illustrations

Lucien Rudaux: Rudaux in 1913
Rudaux in 1913
Lucien Rudaux: Painting by Lucien Rudaux, showing what a lunar eclipse might look like from the surface of the Moon. The Moon's surface appears red because the only sunlight visible has refracted through the Earth's atmosphere on the edges of the Earth in the sky.
Painting by Lucien Rudaux, showing what a lunar eclipse might look like from the surface of the Moon. The Moon's surface appears red because the only sunlight visible has refracted through the Earth's atmosphere on the edges of the Earth in the sky.
Lucien Rudaux illustration
Lucien Rudaux illustration
Lucien Rudaux illustration

Worked examples

Example 1 — a first encounter with Lucien Rudaux

Start with the simplest possible case. Write down what Lucien Rudaux claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Lucien Rudaux before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Lucien Rudaux ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Lucien Rudaux

In research
Lucien Rudaux appears in astronomy research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Lucien Rudaux in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Lucien Rudaux is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1874 births, 1947 deaths, 19th-century French astronomers, so understanding it makes those chapters shorter.
In everyday life
Look for Lucien Rudaux outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Lucien Rudaux in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Lucien Rudaux means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Lucien Rudaux out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Lucien Rudaux in simple terms?

Lucien Rudaux (French: [lysjɛ̃ ʁydo]; 1874–1947) was a French artist and astronomer, who created famous paintings of space themes in the 1920s and 1930s. The Rudaux crater on Mars and the Lucien Rudaux Memorial Award are named in his honor.

Why does Lucien Rudaux matter?

Because it connects several astronomy ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Lucien Rudaux?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Lucien Rudaux.

Tags

  • 1874 births
  • 1947 deaths
  • 19th-century French astronomers
  • 19th-century French male painters
  • 19th-century French painters
  • 20th-century French astronomers
  • 20th-century French male painters
  • 20th-century French painters
  • French astronomer stubs
  • French painter, 19th-century birth stubs
  • Space artists

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