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Teegarden's Star d | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Teegarden's Star d

Confirmed exoplanet · Terrestrial

Teegarden's Star d

Orbiting Teegarden's Star

Discovered in 2024 using Radial Velocity. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic terrestrial catalog artwork; not a direct image of Teegarden's Star d — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,024
Method: Radial Velocity
Radius: 0.954 R⊕
Mass: 0.82 M⊕
Orbit: 26.13 days
Distance: 3.83078 pc

Planet profile

Orbit and physical properties

Orbital period: 26.13 days
Semi-major axis: 0.0791 AU
Eccentricity: 0.07
Radius: 0.954 Earth radii
Mass: 0.82 Earth masses
Mass provenance: Msini
Density: 5.19 g/cm³
Equilibrium temperature: 159 K
Insolation: 0.12 Earth flux

Host system

Star and system properties

Host star: Teegarden's Star
Stars in system: 1
Known planets in system: 3
Spectral type: M7.0 V
Stellar temperature: 3,034 K
Stellar radius: 0.12 R☉
Stellar mass: 0.097 M☉
Stellar metallicity: -0.11 dex
Stellar age: 8 Gyr
Distance: 3.83078 parsecs
Right ascension: 02h53m04.59s
Declination: +16d51m53.65s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,024
Publication date: 2024-04
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from Teegarden's Star d.

Generic terrestrial catalog artwork; not a direct image of Teegarden's Star d — Apex Andromeda catalog artwork