HD 28109 c is a Neptune-like exoplanet that orbits an F-type star. Its mass is 7.943 Earths, it takes 56 days to complete one orbit of its star, and is 0.308 AU from its star. Its discovery was announced in 2022.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2022
MASS
7.943 Earths
PLANET RADIUS
0.377 x Jupiter
ORBITAL RADIUS
0.308 AU
ORBITAL PERIOD
56 days
ECCENTRICITY
< 0.1203
DETECTION METHOD