SCIENCE ›

HD 10180 g is a Neptune-like exoplanet that orbits a G-type star. Its mass is 21.4 Earths, it takes 1.7 years to complete one orbit of its star, and is 1.427 AU from its star. Its discovery was announced in 2010.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2010
MASS
21.4 Earths
PLANET RADIUS
0.438 x Jupiter
(estimate)
ORBITAL RADIUS
1.427 AU
ORBITAL PERIOD
1.7 years
ECCENTRICITY
0.26
DETECTION METHOD