Exoplanet Catalog
HD 39855 b
HD 39855 b is a Neptune-like exoplanet that orbits a G-type star. Its mass is 8.5 Earths, it takes 3.2 days to complete one orbit of its star, and is 0.041 AU from its star. Its discovery was announced in 2019.
PLANET TYPE
Neptune-like
|
DISCOVERY DATE
2019
|
MASS
8.5 Earths
|
PLANET RADIUS
0.254 x Jupiter
(estimate) |
ORBITAL RADIUS
0.041 AU
|
ORBITAL PERIOD
3.2 days
|
ECCENTRICITY
0.14
|
DETECTION METHOD
|