MOA-2011-BLG-028L b is a Neptune-like exoplanet that orbits an unknown-type star. Its mass is 30 Earths, it takes 9.7 years to complete one orbit of its star, and is 4.14 AU from its star. Its discovery was announced in 2016.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2016
MASS
30 Earths
PLANET RADIUS
0.535 x Jupiter
(estimate)
ORBITAL RADIUS
4.14 AU
ORBITAL PERIOD
9.7 years
ECCENTRICITY
0.0
DETECTION METHOD
Microlensing