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3I/ATLAS

interstellar comet passing through the Solar System, discovered in July 2025
Thing interstellar_comet Q135193382
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3I/ATLAS

Summary

3I/ATLAS is an interstellar comet[1]. 3I/ATLAS has Wikipedia articles in 45 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • 3I/ATLAS's instance of is recorded as interstellar comet[3].
  • 3I/ATLAS's site of astronomical discovery is recorded as ATLAS–CHL observatory[4].
  • Asteroid Terrestrial-impact Last Alert System is named after 3I/ATLAS[5].
  • 3I/ATLAS followed Q67328765[6].
  • 3I/ATLAS's Commons category is recorded as 3I/ATLAS[7].
  • 3I/ATLAS's provisional designation is recorded as C/2025 N1[8].
  • 3I/ATLAS's time of discovery or invention is recorded as July 1, 2025[9].
  • 3I/ATLAS's orbital eccentricity is recorded as {'unit': '1', 'amount': '+6.1394177'}[10].
  • 3I/ATLAS's absolute magnitude is recorded as {'unit': '1', 'amount': '+13.7'}[11].
  • 3I/ATLAS's color index is recorded as {'unit': '1', 'amount': '+0.98'}[12].
  • 3I/ATLAS's color index is recorded as {'unit': '1', 'amount': '+0.71'}[13].
  • 3I/ATLAS's color index is recorded as {'unit': '1', 'amount': '+0.14'}[14].
  • 3I/ATLAS's color index is recorded as {'unit': '1', 'amount': '+0.84'}[15].
  • 3I/ATLAS's color index is recorded as {'unit': '1', 'amount': '+0.16'}[16].
  • 3I/ATLAS's color index is recorded as {'unit': '1', 'amount': '-0.02'}[17].
  • 3I/ATLAS's color index is recorded as {'unit': '1', 'amount': '+1.00'}[18].
  • 3I/ATLAS's has characteristic is recorded as hyperbolic trajectory[19].
  • 3I/ATLAS's has characteristic is recorded as coma[20].
  • 3I/ATLAS's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+175.11310480'}[21].
  • 3I/ATLAS's radius is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+2.8'}[22].
  • 3I/ATLAS's radius is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+0.22'}[23].
  • 3I/ATLAS's rotation period is recorded as {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+16.16'}[24].
  • 3I/ATLAS's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+322.1568425'}[25].
  • 3I/ATLAS's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '-0.26391794'}[26].
  • 3I/ATLAS's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.35638454'}[27].

Body

Definition and Type

3I/ATLAS's instance of is recorded as interstellar comet[3].

Origins

Asteroid Terrestrial-impact Last Alert System is named after 3I/ATLAS[5].

Why It Matters

3I/ATLAS has Wikipedia articles in 45 language editions, a strong signal of global cultural recognition.[2]

References

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

Direct Wikidata claims

  1. [3] ↑ . science.nasa.gov. science.nasa.gov. Provenance: wikidata.org.
  2. [4] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . NSF-DOE Vera C. Rubin Observatory Observations of Interstellar Comet 3I/ATLAS (C/2025 N1). wikidata.org.
  10. [12] ↑ . Interstellar comet 3I/ATLAS: discovery and physical description. wikidata.org.
  11. [13] ↑ . Interstellar comet 3I/ATLAS: discovery and physical description. wikidata.org.
  12. [14] ↑ . Interstellar comet 3I/ATLAS: discovery and physical description. wikidata.org.
  13. [15] ↑ . Interstellar comet 3I/ATLAS: discovery and physical description. wikidata.org.
  14. [16] ↑ . Interstellar comet 3I/ATLAS: discovery and physical description. wikidata.org.
  15. [17] ↑ . Interstellar comet 3I/ATLAS: discovery and physical description. wikidata.org.
  16. [18] ↑ . Interstellar comet 3I/ATLAS: discovery and physical description. wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . Hubble Space Telescope Observations of the Interstellar Interloper 3I/ATLAS. wikidata.org.
  21. [23] ↑ . Hubble Space Telescope Observations of the Interstellar Interloper 3I/ATLAS. wikidata.org.
  22. [24] ↑ . Temporal Evolution of the Third Interstellar Comet 3I/ATLAS: Spin, Color, Spectra and Dust Activity. wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikidata sitelinks. 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). 3I/ATLAS. Retrieved May 7, 2026, from https://4ort.xyz/entity/3i-atlas
MLA “3I/ATLAS.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/3i-atlas.
BibTeX @misc{4ortxyz_3i-atlas_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{3I/ATLAS}}, year = {2026}, url = {https://4ort.xyz/entity/3i-atlas}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 3I/ATLAS — https://4ort.xyz/entity/3i-atlas (retrieved 2026-05-07)

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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. 9d ago · Astronautgalore · 2026-07-12 view diff on Wikidata ↗
    Google knowledge graph id → /g/11xl6n1wsr
    Has characteristic → hyperbolic trajectory, coma
    Named after → Asteroid Terrestrial-impact Last Alert System
    Video → 3I-ATLAS Hubble 2025-07-21 6-8UT tracked.gif
    + 31 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ [[Property:P61]]: [[Q17002475]], Add discoverer (ATLAS survey; per en.wikipedia)"
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