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Category:Astronomical objects discovered in 1621

Wikimedia category
CollectionPage wikimedia_category Q32961936
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Summary

Category:Astronomical objects discovered in 1621 is a Wikimedia category[1].

Key Facts

  • Category:Astronomical objects discovered in 1621's instance of is recorded as Wikimedia category[2].
  • Category:Astronomical objects discovered in 1621 followed Category:Astronomical objects discovered in 1620[3].
  • Category:Astronomical objects discovered in 1621 was followed by Category:Astronomical objects discovered in 1622[4].
  • Category:Astronomical objects discovered in 1621's category combines topics is recorded as 1621[5].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Category:Astronomical objects discovered in 1621. Retrieved May 3, 2026, from https://4ort.xyz/entity/category-astronomical-objects-discovered-in-1621
MLA “Category:Astronomical objects discovered in 1621.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/category-astronomical-objects-discovered-in-1621.
BibTeX @misc{4ortxyz_category-astronomical-objects-discovered-in-1621_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Category:Astronomical objects discovered in 1621}}, year = {2026}, url = {https://4ort.xyz/entity/category-astronomical-objects-discovered-in-1621}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Category:Astronomical objects discovered in 1621 — https://4ort.xyz/entity/category-astronomical-objects-discovered-in-1621 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/category-astronomical-objects-discovered-in-1621 · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 5w ago · JAnDbot bot · 2026-09-02 view diff on Wikidata ↗
    Wikidata description → Wikimedia category
    Instance of → Wikimedia category
    Imported from → —
    Category combines topics → 1621
    + 2 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ Follows: Category:Astronomical objects discovered in 1620"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.