Epsilon Eridani b

exoplanet in the Ran planetary system
Thing exoplanet Q867895
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Epsilon Eridani b

Summary

Epsilon Eridani b is an exoplanet[1]. It has Wikipedia articles in 25 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • Epsilon Eridani b's instance of is recorded as exoplanet[3].
  • Epsilon Eridani b's constellation is recorded as Eridanus[4].
  • Ægir is named after Epsilon Eridani b[5].
  • Epsilon Eridani b's Commons category is recorded as Epsilon Eridani b[6].
  • Epsilon Eridani b's parent astronomical body is recorded as Q194394[7].
  • Epsilon Eridani b's catalog code is recorded as GJ 144 b[8].
  • Epsilon Eridani b's catalog code is recorded as HD 22049b[9].
  • Epsilon Eridani b's catalog code is recorded as TIC 118572803b[10].
  • Epsilon Eridani b's time of discovery or invention is recorded as +2000-08-07T00:00:00Z[11].
  • Epsilon Eridani b's time of discovery or invention is recorded as +2000-12-00T00:00:00Z[12].
  • Epsilon Eridani b's discovery method is recorded as Doppler spectroscopy[13].
  • Epsilon Eridani b's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.055'}[14].
  • Epsilon Eridani b's official name is recorded as AEgir[15].
  • Epsilon Eridani b's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+78.26'}[16].
  • Epsilon Eridani b's M sin i is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+0.651'}[17].
  • Epsilon Eridani b's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+0.65'}[18].
  • Epsilon Eridani b's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+2671.0'}[19].
  • Epsilon Eridani b's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+310.94'}[20].
  • Epsilon Eridani b's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.53'}[21].
  • Epsilon Eridani b's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+329.66'}[22].
  • Epsilon Eridani b's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+53.23268734750'}[23].
  • Epsilon Eridani b's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-9.45825865694'}[24].
  • Epsilon Eridani b's epoch is recorded as J2000.0[25].
  • Epsilon Eridani b's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+19.49'}[26].
  • Epsilon Eridani b's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-975.17'}[27].

Body

Definition and Type

Epsilon Eridani b's instance of is recorded as exoplanet[3].

Origins

Ægir is named after Epsilon Eridani b[5].

Why It Matters

Epsilon Eridani b has Wikipedia articles in 25 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] . SIMBAD. wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . Q135526383. Retrieved . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . SIMBAD. wikidata.org.
  6. [8] . SIMBAD. wikidata.org.
  7. [9] . SIMBAD. wikidata.org.
  8. [10] . Exoplanet Archive. wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . Evidence for a Long-Period Planet Orbiting ε Eridani. wikidata.org.
  11. [13] . Evidence for a Long-Period Planet Orbiting ε Eridani. wikidata.org.
  12. [14] . Constraining the Orbit and Mass of epsilon Eridani b with Radial Velocities, Hipparcos IAD-Gaia DR2 Astrometry, and Multiepoch Vortex Coronagraphy Upper Limits. wikidata.org.
  13. [15] . Q135526383. Retrieved . wikidata.org.
  14. [16] . Constraining the Orbit and Mass of epsilon Eridani b with Radial Velocities, Hipparcos IAD-Gaia DR2 Astrometry, and Multiepoch Vortex Coronagraphy Upper Limits. wikidata.org.
  15. [17] . The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades. wikidata.org.
  16. [18] . Constraining the Orbit and Mass of epsilon Eridani b with Radial Velocities, Hipparcos IAD-Gaia DR2 Astrometry, and Multiepoch Vortex Coronagraphy Upper Limits. wikidata.org.
  17. [19] . Constraining the Orbit and Mass of epsilon Eridani b with Radial Velocities, Hipparcos IAD-Gaia DR2 Astrometry, and Multiepoch Vortex Coronagraphy Upper Limits. wikidata.org.
  18. [20] . Validation of the new Hipparcos reduction. wikidata.org.
  19. [21] . Constraining the Orbit and Mass of epsilon Eridani b with Radial Velocities, Hipparcos IAD-Gaia DR2 Astrometry, and Multiepoch Vortex Coronagraphy Upper Limits. wikidata.org.
  20. [22] . Constraining the Orbit and Mass of epsilon Eridani b with Radial Velocities, Hipparcos IAD-Gaia DR2 Astrometry, and Multiepoch Vortex Coronagraphy Upper Limits. wikidata.org.
  21. [23] . Validation of the new Hipparcos reduction. wikidata.org.
  22. [24] . Validation of the new Hipparcos reduction. wikidata.org.
  23. [25] . SIMBAD. wikidata.org.
  24. [26] . Validation of the new Hipparcos reduction. wikidata.org.
  25. [27] . Validation of the new Hipparcos reduction. 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). Epsilon Eridani b. Retrieved May 7, 2026, from https://4ort.xyz/entity/epsilon-eridani-b
MLA “Epsilon Eridani b.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/epsilon-eridani-b.
BibTeX @misc{4ortxyz_epsilon-eridani-b_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Epsilon Eridani b}}, year = {2026}, url = {https://4ort.xyz/entity/epsilon-eridani-b}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Epsilon Eridani b — https://4ort.xyz/entity/epsilon-eridani-b (retrieved 2026-05-07)

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