galactic year

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galactic year

noun galactic years

The time taken for the Solar System to orbit around the center of the Milky Way Galaxy, estimated to be from 225 to 250 million years.
Similar: cosmic year
broadly The time taken for a celestial body to complete a quasi-orbit in a galaxy.

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MLA

"galactic year." Wiktionary, via Micwyn, micwyn.com/word/galactic%20year. Accessed 6 Nov. 2026.

APA

galactic year. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/galactic%20year

Chicago

"galactic year." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/galactic%20year.

BibTeX

@misc{galactic_year_2026,
  title = {galactic year},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/galactic%20year},
  urldate = {2026-11-06}
}