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ExoplanetDetail

NGTS-38 b

Host star NGTS-38 • 12.12 R⊕ • 180.5 d orbit

Records

1

archive rows

Discovery

2026

Transit

Radius

12.12 R⊕

default parameter set

Mass

1516.0 M⊕

default parameter set

NGTS-38

457 K equilibrium

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: Rodel et al. 2026

Host Star

NGTS-38

Stable across source rows

NGTS-38

Discovery Method

Transit

Consistent across records

Transit (1)

Discovery Year

2026

Stable across source rows

2026

Orbital Period

180.5 day

single adopted value

1 values • 1 distinct

Semi-Major Axis

0.70 au

single adopted value

1 values • 1 distinct

Radius

12.12 Rearth

single adopted value

1 values • 1 distinct

Mass

1516.0 Mearth

single adopted value

1 values • 1 distinct

Density

4.67 g/cm**3

single adopted value

1 values • 1 distinct

Equilibrium Temperature

457 K

single adopted value

1 values • 1 distinct

Scale Comparison

Radius against familiar reference worlds

Current adopted radius: 12.12 R⊕ • circles scaled linearly by radius

Earth

1.0 R⊕ baseline

NGTS-38 b

12.12 R⊕

Jupiter

11.2 R⊕ reference

Provenance

Underlying measurements and references

Evidence Summary

Rows

1

Refs

1

Methods

1

Discoverystable

1 values • 1 distinct

Facilitystable

1 values • 1 distinct

Periodstable

1 values • 1 distinct

Radiusstable

1 values • 1 distinct

Massstable

1 values • 1 distinct

Eq. Tempstable

1 values • 1 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2026TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope180.5 day12.12 Rearth1516.0 Mearth457 KRodel et al. 2026