←Back to Exoplanets
ExoplanetDetail

GJ 3998 d

Host star GJ 3998 • 41.78 d orbit

Records

1

archive rows

Discovery

2025

Radial Velocity

Radius

—

default parameter set

Mass

6.07 M⊕

default parameter set

GJ 3998

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: Stefanov et al. 2025

Host Star

GJ 3998

Stable across source rows

GJ 3998

Discovery Method

Radial Velocity

Consistent across records

Radial Velocity (1)

Discovery Year

2025

Stable across source rows

2025

Orbital Period

41.78 day

single adopted value

1 values • 1 distinct

Semi-Major Axis

0.19 au

single adopted value

1 values • 1 distinct

Mass

6.07 Mearth

single adopted value

1 values • 1 distinct

Provenance

Underlying measurements and references

Download JSONDownload CSV

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 VelocityMultiple ObservatoriesMultiple Telescopes41.78 day—6.07 Mearth—Stefanov et al. 2025