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55 Cnc B b

Host star 55 Cnc B • 6.80 d orbit

Records

1

archive rows

Discovery

2025

Radial Velocity

Radius

—

default parameter set

Mass

3.50 M⊕

default parameter set

55 Cnc B

temperature unconstrained

Canonical Summary

Adopted planet values from the default parameter set

Values come from the archive's default parameter set. Missing values stay missing. Ranges and counts describe all source rows.

Selected source: Moutou et al. 2026

Host Star

55 Cnc B

Stable across source rows

55 Cnc B

Discovery Method

Radial Velocity

Consistent across records

Radial Velocity (1)

Discovery Year

2025

Stable across source rows

2025

Orbital Period

6.80 day

single adopted value

1 values • 1 distinct

Semi-Major Axis

0.04 au

single adopted value

1 values • 1 distinct

Mass

3.50 Mearth

single adopted value

1 values • 1 distinct

Provenance

Underlying measurements and references

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Evidence Summary

Rows

1

Refs

1

Methods

1

Discoverystable

1 values • 1 distinct

Facilitystable

1 values • 1 distinct

Periodstable

1 values • 1 distinct

Massstable

1 values • 1 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2025Radial VelocityMauna Kea Observatory3.58 m Canada-France-Hawaii Telescope (CFHT)6.80 day—3.50 Mearth—Moutou et al. 2026