Exoplanet
TOI-1803 c
Orbiting TOI-1803
Overview
TOI-1803 c is an exoplanet orbiting the star TOI-1803, discovered in 2025 using the Transit method. It is a Neptune-sized world.
Key Measurements
Radius
4.29
Earth radii
015 R⊕
Mass
8.00
Earth masses
0500 M⊕
Orbital Period
12.9
days
0.1d10,000d
Distance
119.2
parsecs
Nearby10,000 pc
Equilibrium Temp
588
K
150 K3,500 K
Radius (Earth radii)
4.29
Mass (Earth masses)
8.00
Measured
Equilibrium Temperature
588 K
Orbital Period
12.89 days
Distance from Earth
119.2 pc (~389 ly)
Spectral Type
Unknown
Temperature
4687 K
Mass (Solar)
0.76 M☉
Radius (Solar)
0.71 R☉
Luminosity
-0.65 log L☉
Planets in System
2
Stars in System
1
Coordinates (RA, Dec)
178.0461°, 35.1718°
Discovery Method
Transit
Discovery Year
2025
Data Sources
Source ID: TOI-1803 c