HD 16417 b is a Neptune-like exoplanet that orbits a G-type star. Its mass is 22.1 Earths, it takes 17.2 days to complete one orbit of its star, and is 0.14 AU from its star. Its discovery was announced in 2008.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2008
MASS
22.1 Earths
PLANET RADIUS
0.446 x Jupiter
(estimate)
ORBITAL RADIUS
0.14 AU
ORBITAL PERIOD
17.2 days
ECCENTRICITY
0.2
DETECTION METHOD