precession

Example Sentences

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The new analysis corrects those measurements and finds no strong evidence for precession, suggesting the oval orbit likely originated during the system's formation rather than being caused by spin effects.

From Science Daily • Mar. 12, 2026

"The key was to catch this early on because this precession, or wobble, should only be present early on. Any later, and the disk would not wobble anymore."

From Science Daily • May 22, 2024

In ancient times before Earth’s precession shifted the stars toward the south, the stars of Crux were visible from Europe.

From National Geographic • Aug. 23, 2023

Among other things, it was Hipparchus himself who first discovered Earth’s precession, and he modelled the apparent motions of the Sun and Moon.

From Scientific American • Oct. 20, 2022

"All hell broke loose. It's spinning on the long axis with a seventeen-degree precession."

From "The Martian" by Andy Weir