Exoplanet
TOI-2257 b
Orbiting TOI-2257
Overview
TOI-2257 b is an exoplanet orbiting the star TOI-2257, discovered in 2021 using the Transit method. It is a Super-Earth world.
Key Measurements
Radius
2.19
Earth radii
015 R⊕
Mass (est.)
5.80
Earth masses
0500 M⊕
Orbital Period
35.2
days
0.1d10,000d
Distance
57.8
parsecs
Nearby10,000 pc
Equilibrium Temp
256
K
150 K3,500 K
Radius (Earth radii)
2.19
Mass (Earth masses)
5.80
Estimated
Equilibrium Temperature
256 K
Orbital Period
35.19 days
Distance from Earth
57.8 pc (~188 ly)
Spectral Type
M3
Temperature
3430 K
Mass (Solar)
0.33 M☉
Radius (Solar)
0.31 R☉
Luminosity
Unknown
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
194.7396°, 77.6617°
Discovery Method
Transit
Discovery Year
2021
Data Sources
Source ID: TOI-2257 b