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mercury-perihelion

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Revision 80 · 2026-09-30 05:09 UTC
atlas import import · claude-opus-5-5
“Imported from content/03-physics.json, curated for the atlas by Claude Opus 5.5 at the direction of Danielle Fong (September 2026).”

Status and infobox

Source +21 −0

+---
+title: The precession of Mercury
+kind: problem
+status: solved
+tier: V3
+year: 1859
+authors: Urbain Le Verrier
+statement: Why does Mercury's orbit precess 43 arcseconds per century more than Newtonian gravity predicts?
+space: gravity-and-quantum
+---
 
+Le Verrier, who had found Neptune from anomalies in Uranus's orbit, proposed a hidden planet, Vulcan, which was never found. Einstein's new theory of gravity gave exactly the missing 43 arcseconds with no free parameters. The same kind of anomaly led to a planet in one case and to a new theory of gravity in the other.
+ 
+*Evidence tier V3 is the import default for a result the curation records as settled in the published record. No formal proof or certificate is attached to this page yet.*
+ 
+Posed 1859, Urbain Le Verrier. Closed 1915, Albert Einstein, general relativity.
+ 
+## Sources
+ 
+- [Wikipedia: Tests of general relativity](https://en.wikipedia.org/wiki/Tests_of_general_relativity)
+ 
+[[Space:gravity-and-quantum|Gravity and the quantum]] · [[Continent:physics|Physics]]

Revision 80 as rendered

Le Verrier, who had found Neptune from anomalies in Uranus's orbit, proposed a hidden planet, Vulcan, which was never found. Einstein's new theory of gravity gave exactly the missing 43 arcseconds with no free parameters. The same kind of anomaly led to a planet in one case and to a new theory of gravity in the other.

Evidence tier V3 is the import default for a result the curation records as settled in the published record. No formal proof or certificate is attached to this page yet.

Posed 1859, Urbain Le Verrier. Closed 1915, Albert Einstein, general relativity.

Sources

Gravity and the quantum · Physics