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.

Community discussion

Comments 0

No comments yet. The airlock is open.

Sign in or create an account to comment and vote.

TOI-6303 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-6303 b

Confirmed exoplanet · Gas Giant

TOI-6303 b

Orbiting TOI-6303

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

NASA Archive record ↗Back to catalog →

Generic gas giant catalog artwork; not a direct image of TOI-6303 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,025
Method: Transit
Radius: 11.59 R⊕
Mass: 2,493 M⊕
Orbit: 9.485236 days
Distance: 152.219 pc

Planet profile

Orbit and physical properties

Orbital period: 9.485236 days
Semi-major axis: 0.0761 AU
Eccentricity: 0.02
Radius: 11.59 Earth radii
Mass: 2,493 Earth masses
Mass provenance: Mass
Density: 8.82 g/cm³
Equilibrium temperature: 541 K
Insolation: 14.28 Earth flux

Host system

Star and system properties

Host star: TOI-6303
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 3,977 K
Stellar radius: 0.609 R☉
Stellar mass: 0.644 M☉
Stellar metallicity: 0.44 dex
Stellar age: 6.4 Gyr
Distance: 152.219 parsecs
Right ascension: 03h07m07.36s
Declination: +40d08m49.83s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,025
Publication date: 2025-07
Discovery locale: Space
Facility: Transiting Exoplanet Survey Satellite (TESS)
Telescope: 0.1 m TESS Telescope
Instrument: TESS CCD Array
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from TOI-6303 b.

Generic gas giant catalog artwork; not a direct image of TOI-6303 b — Apex Andromeda catalog artwork