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Proxima Cen b

Host star Proxima Cen • 11.19 d orbit

Records

5

archive rows

Discovery

Radial Velocity

Radius

median non-null value

Mass

1.06 M⊕

median non-null value

Proxima Cen

218 K equilibrium

Quick Summary

Fast scan of the current planet profile

This first pass still reads from the currently available detail payload. Canonical adopted summaries will replace first-row values in the next backend pass.

Host Star

Proxima Cen

Discovery

Radial Velocity

Year

2016

Period

11.19 day

Radius

Mass

1.27 Mearth

Eq. Temp

234 K

Provenance

Underlying measurements and references

Evidence Summary

Rows

5

Refs

5

Methods

1

Discoverystable

5 values • 1 distinct

Facilitystable

5 values • 1 distinct

Perioddisputed

5 values • 2 distinct

Massdisputed

4 values • 4 distinct

Eq. Tempdisputed

3 values • 3 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2016Radial VelocityEuropean Southern ObservatoryMultiple Telescopes11.19 day1.27 Mearth234 KAnglada-Escudé et al. 2016
2016Radial VelocityEuropean Southern ObservatoryMultiple Telescopes11.19 dayJenkins et al. 2019
2016Radial VelocityEuropean Southern ObservatoryMultiple Telescopes11.19 day1.07 MearthFaria et al. 2022
2016Radial VelocityEuropean Southern ObservatoryMultiple Telescopes11.19 day1 Mearth216 KDamasso et al. 2020
2016Radial VelocityEuropean Southern ObservatoryMultiple Telescopes11.18 day1.05 Mearth218 KSuárez Mascareño et al. 2025