REVIEW 4 major objections 4 minor 25 references
The lunar eclipse and the dawn of astrophysics in van Gogh's masterpieces
T0 review · 4 major / 4 minor · reviewed 2026-08-12 · deepseek-v4-flash
Pith's one-line read Van Gogh's Moonrise records the partial lunar eclipse of July 12, 1889.
desk verdict A serious but speculative paper that overclaims its central eclipse identification; worth engaging as a set of hypotheses rather than as a discovery. read the letter →
The pith
A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.
The reading
What carries the argument
The argument runs on a date-and-sky reconstruction chain. Its load-bearing objects are Olson et al.'s 2003 identification of the Moonrise scene as the July 13, 1889, moonrise at 21:08 local time from Saint-Rémy; the NASA eclipse catalog entry for Saros 137, a partial lunar eclipse on July 12, 1889, whose umbra phase began when the moon was at $3.3^\circ$ elevation and $127^\circ$ azimuth and lasted until 22:25; and STELLARIUM, which simulates both evenings' skies and lets the author compare the painted moon's color, azimuth, and altitude with historical positions. The intended mechanism is that a careful sky observer would remember the striking reddish partial eclipse and transfer that color onto the next night's moon, making the canvas a composite of two consecutive evenings. The paper explicitly notes that the painted reddish side faces south-west while the eclipse geometry placed the red side east-to-north, and bridges the gap by appealing to memory or artistic intent.
What would settle it
Recompute the Saint-Rémy sky for the evenings of July 12 and 13, 1889, and compare the painted moon's azimuth, altitude, and the side and extent of its reddening with the eclipse simulation; if the canvas date moves outside mid-July 1889, or if the reddened arc is inconsistent with any eclipse phase at the dated time, the eclipse identification loses its foundation.
Extended reading notes
Core claim
On the paper's own terms, the discovery is that several of van Gogh's late canvases contain identifiable astronomical content that has been overlooked. The load-bearing case is Moonrise: using the NASA eclipse catalog and the STELLARIUM sky simulator, the author finds that southern France saw a partial lunar eclipse on July 12, 1889, whose reddish umbra phase began just after moonrise over the ridge van Gogh painted from his Saint-Rémy window. The following evening, July 13, the full moon rose at the same azimuth and altitude shown in the canvas, the date Olson et al. had assigned to the painting. The paper concludes that van Gogh painted the July 13 moonrise while carrying the previous night's eclipse reddening in memory, or used it deliberately, so the canvas is a record of the eclipse as well as of the moonrise. Around this it assembles supporting evidence: The Starry Night's stars show the color and structure of stellar spectral classes as described in popular astronomy, its central swirl aligns with the region of known spiral nebulae and the Arietid meteor radiant, and two 1890 paintings record planetary conjunctions. The overall claim is that van Gogh's night skies reflect active awareness of the new astrophysics of the late nineteenth century, not only poetic or psychological motives.
Load-bearing premise
The argument stands on accepting Olson et al.'s dating of Moonrise to July 13, 1889, and on assuming that van Gogh intentionally painted the next night's moon with the eclipse reddening he had seen the previous evening, even though the painted red side points south-west while the eclipse geometry placed it east-to-north.
Editorial extensions
If this is right
- If Moonrise embeds the July 12, 1889 eclipse, it becomes a rare painterly record of a specific lunar eclipse, and its reddish moon is evidence of van Gogh's observational memory rather than a generic twilight palette.
- In The Starry Night, the stars' varied colors, broken halos, and internal structure become deliberate renderings of stellar spectral diversity, linking the painting to nineteenth-century stellar classification.
- The central swirl in The Starry Night gains a set of astronomical referents---spiral nebula, comet, Arietid meteor radiant, or a deliberately dynamic sky---rather than being primarily a symptom of psychological distress.
- The proposed planetary conjunctions in Road with Cypress and Star and Wheatfield with Crows, if accepted, give independent chronological anchors for two late canvases.
- The paper's method implies that other van Gogh night landscapes may reward the same kind of ephemeris check against the historical sky.
Reading between the lines
- Extension: if the eclipse reading is accepted, art historians could treat Moonrise as a fixed astronomical anchor for van Gogh's other Saint-Rémy works, narrowing the date windows of paintings made around mid-July 1889.
- Extension: the paper's admitted mismatch between the painted red side and the eclipse geometry could be tested by pigment and brushwork analysis; a reddening that follows the umbra's arc would support the eclipse reading, while a uniform red-orange glow would favor a twilight-palette explanation.
- Extension: the same ephemeris-plus-letters procedure could be applied to van Gogh's unfinished or disputed late works, and to other nineteenth-century artists who read popular astronomy, as a wider test of whether this awareness was exceptional or widespread.
- Extension: the Moonrise identification implies that a painting can preserve an astronomical event that occurred the night before its ostensible subject, a possibility worth considering in other dated night scenes.
Editorial analysis
A structured set of objections, weighed in public.
Referee Report
Summary. The paper argues that several late van Gogh paintings, particularly Moonrise, The Starry Night, Road with Cypress and Star, and Wheatfield with Crows, contain deliberate records of specific astronomical phenomena from 1889–1890, including a lunar eclipse and planetary conjunctions. The author interprets these as evidence that van Gogh was aware of, and influenced by, the new astrophysical discoveries of the late nineteenth century. The central new claim is in Section 3 and the Figure 1 caption: that Moonrise 'reproduces a rising moon during a lunar eclipse visible in southern France on July 12 1889.' The paper also surveys possible influences on the swirl in The Starry Night and proposes several hypotheses for celestial conjunctions in later works.
Significance. If the eclipse identification and this broader reading were rigorously established, the paper would offer a novel interdisciplinary contribution to art history and the history of astronomy, connecting a major artist to specific astronomical events and to the popularization of astrophysics in the era. The paper does draw attention to previously noted connections (Boime, Whitney, Olson) and compiles a useful set of astronomical facts about the relevant nights. However, the evidentiary standard used is far below what is needed to support the strong claims in the abstract and conclusion: the central assertion rests on an unproven transposition by memory, an admitted geometric mismatch, and ad hoc explanations. The paper therefore currently functions more as a speculative essay than as a demonstration.
major comments (4)
- [Section 3 and Figure 1 caption] The load-bearing claim that Moonrise 'reproduces a rising moon during a lunar eclipse visible in southern France on July 12 1889' is not supported by the evidence presented. The painting is dated, following Olson et al. (2003), to July 13, 1889, and the eclipse occurred on July 12. No letter, sketch, or administrative record cited in the paper places van Gogh at the eclipse or shows that he intended to transpose the previous night's event into the painting. Letter 789, which the paper itself quotes, describes the work only as a moonrise over a field with wheat stacks and does not mention an eclipse or a reddish moon.
- [Section 3, paragraph beginning 'According to STELLARIUM'] The directional mismatch between the painted moon and the eclipse is acknowledged but then resolved by two ad hoc hypotheses: that the artist misremembered the eclipse's red side, or that he deliberately placed the red side behind the cliff 'to mimic a shadow.' These escape clauses make the eclipse identification unfalsifiable, because any discrepancy between painting and prediction can be absorbed by an appeal to memory or artistic intention. Independent evidence for either hypothesis is not provided.
- [Section 3 and Section 4, Letter 663] The red color of the moon in Moonrise does not require the eclipse as an explanation. On July 13, 1889, the moon was at an altitude of only 4.5° when it crossed the cliff, where atmospheric extinction produces strong reddening. Also, van Gogh explicitly described himself as an 'arbitrary colorist' (Letter 663, quoted in Section 4), providing a simpler, style-based explanation for a reddish moon. The paper does not rule out these alternatives, so the eclipse identification is not a necessary or even a preferred reading of the painting's color.
- [Section 6, paragraphs on Road with Cypress and Star and Wheatfield with Crows] The planetary conjunction identifications are equally speculative and do not meet the standard claimed in the conclusions. For Road with Cypress and Star, the paper proposes a date of April 20, 1890, contradicting the art-historical date of May 1890, and relies on the assertion that the depicted arrangement is 'mirrored' relative to the Stellarium simulation, with no justification for such mirroring. For Wheatfield with Crows, the two whitish objects are identified as Venus and Saturn on the basis of a conjunction on July 17, 1890, although the painting is dated around July 10, and the paper concedes that one object could be a crescent moon or a later addition. These identifications cannot carry the weight of the paper's conclusion that van Gogh deliberately reproduced planetary conjunctions.
minor comments (4)
- [Section 3] The text refers to 'lunar eclipse number 09393 happening on July 12th 1898'; this appears to be a typo for 1889, but because the entire discussion depends on the year, the reference should be verified and corrected.
- [Section 6] There is a typographical error in 'For istance' in the opening of the section; it should read 'instance.'
- [Section 4] The phrase 'the discovery of a licensing error' is unclear; presumably the author means a 'licensing' or 'licence' error in the depiction of the Big Dipper's position, but the intended word is not evident.
- [References] The text cites 'Flammarion 2007' several times, but the reference list does not include a 2007 work; it lists Flammarion 1907, 1888, and 1867. Please add the full reference or correct the in-text citations.
Circularity Check
No significant circularity: the astronomical identifications rely on external catalogs and independent dating; the eclipse inference is weak but not circular.
full rationale
The paper makes no formal derivation: it contains no equations, no fitted parameters, and no quantity is predicted from another that was used to define it. The Moonrise eclipse identification rests on (i) Olson et al. 2003's independent dating of the painting to July 13, 1889, (ii) the NASA eclipse catalog establishing a partial lunar eclipse visible from southern France on July 12, 1889, and (iii) Stellarium simulations of both nights. Each of these is external to the painting and independently checkable. The author's admitted mismatch between the painted reddish side (south-west) and the computed eclipse umbra position (east to north) is resolved by appeal to memory or artistic intent; that is an evidentiary weakness that makes the identification unfalsifiable, but it is not circular in the sense of a derivation reducing to its own inputs. Similarly, the Starry Night swirl discussion explicitly lists eight hypotheses and favors three without claiming a forced unique result. No load-bearing self-citation or imported uniqueness theorem occurs; citations to Boime, Whitney, Olson, Benson, and Flammarion are independent external scholarship. Therefore the circularity score is 0.
Assumptions & free parameters
free parameters (2)
- Chosen date for Road with Cypress and Star =
April 20, 1890
- Chosen night for Starry Night =
June 21, 1889, about 03:00 to 03:30 am local time
assumptions (4)
- domain assumption The east-facing window of van Gogh's room at Saint-Rémy is the vantage point for the sky views in Moonrise and Starry Night.
- domain assumption Olson et al.'s (2003) dating of Moonrise to July 13, 1889 is accepted.
- standard math Stellarium's historical sky reconstructions are accurate enough for the claimed positions, phases, and timings.
- ad hoc to paper The colors and positions in the paintings are treated as deliberate records of physical sky phenomena rather than purely stylistic choices.
Cite this review
Pith. "Pith review of The lunar eclipse and the dawn of astrophysics in van Gogh's masterpieces." pith.science (2026). https://pith.science/paper/IMH5537Q
@misc{pith2026241116320,
author = {Pith},
title = {Pith review of: The lunar eclipse and the dawn of astrophysics in van Gogh's masterpieces},
year = {2026},
howpublished = {\url{https://pith.science/paper/IMH5537Q}},
note = {Machine review of arXiv:2411.16320}
}
read the original abstract
When visiting the Museum of Modern Art's special exhibit ''van Gogh and the Colors of the Night (New York, USA, 2008)'' I was impressed by the artist's effort to paint and write about landscapes and life scenes at night. At the same time a clear contrast emerged between the colored Starry Night paint and the darkness or twilight in his earlier production. Since then, while revising van Gogh's artistic production and reading his letters I have come to the conclusion that his work was not only driven by the poetry of the night but also by his awareness of the dawn of astrophysics in the 19th century. A change in the way the artist conceived the sky after his stay in Paris is evident in his later work with the skies becoming more dynamic and rich in colors. In this paper I am presenting new elements in van Gogh's masterpieces that refer to astronomical events visible from France in 1889 and 1890, such as a lunar eclipse and planetary conjunctions. I discuss these elements in addition to the structured and colorful stars and to the large neutral central swirl in the Starry Night, which all suggest the artist's profound attention to celestial phenomena and knowledge of the new wonders and discoveries of astrophysics in 19th century.
Reference graph
Works this paper leans on
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[1]
The lunar eclipse and the dawn of astrophysics in van Gogh's masterpieces Edvige Corbelli INAF-Osservatorio Astrofisico di Arcetri, L.E. Fermi 5, 50125 Firenze, ITALY edvige.corbelli@inaf.it Abstract When visiting the Museum of Modern Art's special exhibit ''van Gogh and the Colors of the Night (New York, USA, 2008)'' I was impressed by the artist's effor...
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[2]
Introduction There is nothing more compelling than the stars in a night sky to fulfill the human mind’s need to go and explore, just as there is nothing more inspiring than a starry night for an artist to visualize the invisible. The relationship between these two different sides of cultural heritage, arts and astronomy is long lasting and it is enhanced ...
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Stone 1934, Scherjon and de Gruyter1937, Hulsker 1980, Callow 1990, Naifeh and Smith
Few facts on van Gogh's life and its historical context By reading books and journal articles dedicated to van Gogh life and artistic production (e.g. Stone 1934, Scherjon and de Gruyter1937, Hulsker 1980, Callow 1990, Naifeh and Smith
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To narrow the uncertainties, an expedition by Olson et al. in 2002 (Olson et al
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Summary and conclusions In this paper we have shown van Gogh’s ongoing interest to astrophysical discoveries and the deep fascination he felt for celestial phenomena, often depicted in his masterpieces. Previous analyses have already underlined the presence of elements in van Gogh’s art linked to the developments of astronomy in the second half of XIX cen...
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[9]
It is possible that he did not remember this detail the following day. However, if he was aware of the fact that an eclipse occurs when the Earth’s shadow covers our satellite, he might have by purpose placed the reddish part of the moon behind the cliff, to mimic a shadow, as artificially created by the sunlight from the opposite direction. 2 https://ecl...
work page 1900
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[14]
van Gogh represents the sky with swirling movements. The swirling, and more generally turbulent shapes that characterize some of the van Gogh's latest landscapes and skies, have often been interpreted as symptoms of the psychological distress the painter experienced. However, astronomical reconstructions reveal that the sky visible from his window was qui...
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[16]
Celestial conjunctions Van Gogh’s fidelity in reproducing the positions and characteristics of celestial objects as well as his keen attention to celestial phenomena can be seen in several of his artworks, particularly during the last years of his life. For istance, Olson and Doescher (2001) calculated that van Gogh painted White House at Night on June 16...
work page 2001
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of a duration 142 minutes and an umbral magnitude of 0.48. Using the application STELLARIUM3 it can be easily seen that in Saint-Remy-de-Provence the penumbra phase of this Lunar Eclipse started soon after the moon rose above the horizon in the SE direction. The umbra shadow s...
2003
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Hulsker, J, 1980, The Complete Van Gogh, New York, H. N. Abrams Ma, Y., Cheng, W., Huang, S., Schmitt, F. G., Lin, X. and Huang, Y, 2024, HIdden turbulence in van Gogh's The Starry Night, Physics of Fluids, 36, 095140 Naifeh, S. W. and Smith, G. W.,
1980
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[619]
Van Gogh lived the scientific climate of the second half of the XIX century after his visit to Paris, and was at the same time fascinated by the relationship between stars and the destiny of our souls. In the Astronomie Populaire it is written: "The star light, which glimmers ...
2007
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Once I went for a walk along the deserted shore at night. It was not cheerful, it was not sad - it was beautiful
Starry Night over the Rhone, shown in Figure 2, was one of three paintings made during September 1888 that incorporate the night sky and stars (the other two being Cafe Terrace at Night and a portrait of his friend Eugene Boch). The artist walking near home, between the banks ...
1907
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[789]
This confusion arose because apparently the date is missing on the letter where the moonrise work is described
The Scherjon and de Gruyter catalogue (1937) placed this canvas in August or September 1889 but the later edition of de la Faille catalogue (1970), published by a team of experts after the author's death, specifies July 6 1889 as the date of the moonrise painting. This confusi...
1937
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[1854]
Baudry Benson M., 2014, Cosmigraphics: Picturing Space through Time, Abrams Boime A., 1984, Van Gogh's Starry Night: a history of matter and a matter of history, Arts magazine, Vol
Astronomie Populaire, Paris, Gide and J. Baudry Benson M., 2014, Cosmigraphics: Picturing Space through Time, Abrams Boime A., 1984, Van Gogh's Starry Night: a history of matter and a matter of history, Arts magazine, Vol. 4, pp. 86-103 Callow, P.,
2014
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[1876]
We would like to recall here that Vincent van Gogh spent about two years in Paris, between 1886 and 1888, before moving to Arles in southern France
We underline this to remark that at age 23 he had already travelled across Europe (Ramsgate, Isleworth, Dordrecht, Amsterdam, Brussel, Drenthe, Nuenen, Antwerp) and he continued to do so for the next decade. We would like to recall here that Vincent van Gogh spent about two ye...
1984
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[1880]
Etoiles Colorées
a figure labelled " Etoiles Colorées" shows several stars with their intrinsic color. Stellar classification schemes as well as the description of the colors and spectra of a few known stars and double stars are reported in the chapter of Flammarion's Popular Astronomy dedicat...
2007
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[1889]
In upper side of the canvas, just above Venus and the swirl, three stars might represent the constellation Aries
The starry night is reported just before dawn, looking towards East in Saint Remy de Provence; this is what the artist could see from his window. In upper side of the canvas, just above Venus and the swirl, three stars might represent the constellation Aries. Aries, the first ...
2007
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[1895]
Meteorites and motion were considered to be responsible for the spiral shape
concludes that the spiral structure of M33 likely resulted from a collision between two swarms of meteorites moving in opposite directions, a hypothesis already suggested a few years earlier for M81 (Roberts 1889). Meteorites and motion were considered to be responsible for th...
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and referred to this work (F735) as Sunset. A catalog by Scherjon and de Gruyter (1937) changed the title of the work to identify the scene as Rising Moon, in agreement with the field towards east that can be seen from his window. In 1939 de la Faille in the revised and update...
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[1934]
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Lust for Life, Grosset & Dunlap van Gogh, V., 2009, The Letters, The complete, illustrated and annotated edition. Amsterdam University Press, eds: L. Jansen, H. Luijten, and N. Bakker, Mercatorfonds (English edition Thames and Hudson). van Heugten, S., Pissarro, J., Stolwijk, ...
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Remy and Auvers sur Oise (Complete Catalogue), De Spieghel LDT Secchi, A
Vincent van Gogh's great Period: Arles, St. Remy and Auvers sur Oise (Complete Catalogue), De Spieghel LDT Secchi, A. 1877, Le stelle: saggio di astronomia siderale, F.lli Dumolard Secchi, A. 1880, Les Etoiles. Essai d’astronomie siderale, Paris, Germer Bailliere & Cie Stellar...
2024
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[1990]
London, Allison and Busby de La Faille, J
Vincent Van Gogh: A Life. London, Allison and Busby de La Faille, J. B., 1928, L'Œuvre de Vincent van Gogh, Paris & Bruxelles, G. van Oest, de La Faille, J. B., 1970, The Works of Vincent van Gogh. His paintings and Drawings. Meulenhoff International Erickson, K. P
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[1998]
Grand Rapids, Mich: W
At Eternity's Gate: The Spiritual Vision of Vincent Van Gogh. Grand Rapids, Mich: W. B. Eerdmans. Flammarion, C., 1907, Popular Astronomy, translated by E. Gore. London, Chatto & Windus Flammarion, C., 1888, L'Atmosphère: Météorologie populaire. Paris, Librairie Hachette et ci...
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[2008]
Van Gogh and the Colors of the Night, New York, The Museum of Modern Art Whitney, C. A. 1986, The Skies of Vincent van Gogh, Art History, Vol. 9, No 3 Wright, K. 2019, Arts & culture: Turbulence in the starry night, Physics 12, 45 Wright ,T., 1750, An Original Theory or New Hy...
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[2012]
W., 2009, On seeing an image of a spiral nebula: from Whewell to Flammarion, Nuncius, XXIV, 2-2009, 393-414 Olson, D
Van Gogh: The Life, Random House Nasim, O. W., 2009, On seeing an image of a spiral nebula: from Whewell to Flammarion, Nuncius, XXIV, 2-2009, 393-414 Olson, D. and Doescher, R. 2001, Identifying the “star” in a log-lost van Gogh, Sky &Telescope, April issue. Olson, D.W., Does...
2009
Reviewed August 12, 2026 · model on record in the stance chip above.
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