GJ 328 c is a Neptune-like exoplanet that orbits an M-type star. Its mass is 21.4 Earths, it takes 241.8 days to complete one orbit of its star, and is 0.657 AU from its star. Its discovery was announced in 2023.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2023
MASS
21.4 Earths
PLANET RADIUS
0.438 x Jupiter
(estimate)
ORBITAL RADIUS
0.657 AU
ORBITAL PERIOD
241.8 days
ECCENTRICITY
0.0
DETECTION METHOD