Skip to content

Missions Planets Black Holes 3D Map Agencies Blog About Sign in

Menu

Missions Planets Black Holes 3D Map Agencies Blog About Sign in

Acquiring mission data

Missions Planets Black Holes 3D Map Agencies Blog About apexandromeda.com

This is an independent informational project and is not affiliated with, endorsed by, or sponsored by NASA, ESA, JAXA, Roscosmos, CNSA, ISRO, CSA, or any other space agency. Agency names, logos, and other marks are used for identification where permitted by their respective usage policies.

A passion project from the team behind Apex Rental Pro.

TOI-1117 c | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-1117 c

Confirmed exoplanet · Neptune Like

TOI-1117 c

Orbiting TOI-1117

Discovered in 2025 using Radial Velocity. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic neptune like catalog artwork; not a direct image of TOI-1117 c — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,025
Method: Radial Velocity
Radius: 2.91 R⊕
Mass: 8.78 M⊕
Orbit: 4.579 days
Distance: 167.598 pc

Planet profile

Orbit and physical properties

Orbital period: 4.579 days
Semi-major axis: 0.0534 AU
Eccentricity: 0
Radius: 2.91 Earth radii
Mass: 8.78 Earth masses
Mass provenance: Msini
Density: 1.96 g/cm³
Equilibrium temperature: 1,210 K
Insolation: 355 Earth flux

Host system

Star and system properties

Host star: TOI-1117
Stars in system: 1
Known planets in system: 3
Spectral type: G5 V
Stellar temperature: 5,635 K
Stellar radius: 1.05 R☉
Stellar mass: 0.97 M☉
Stellar metallicity: 0.136 dex
Stellar age: 4.42 Gyr
Distance: 167.598 parsecs
Right ascension: 18h14m24.49s
Declination: -66d25m11.91s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,025
Publication date: 2025-08
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 3.6 m ESO Telescope
Instrument: HARPS Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Community discussion

Comments 0

No comments yet. The airlock is open.

Sign in or create an account to comment and vote.