SCIENCE ›

TOI-421 c is a Neptune-like exoplanet that orbits a G-type star. Its mass is 16.42 Earths, it takes 16.1 days to complete one orbit of its star, and is 0.1189 AU from its star. Its discovery was announced in 2020.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2020
MASS
16.42 Earths
PLANET RADIUS
0.454 x Jupiter
ORBITAL RADIUS
0.1189 AU
ORBITAL PERIOD
16.1 days
ECCENTRICITY
0.15
DETECTION METHOD