artist rendition
Artist's concept

OGLE-2005-BLG-390L b is a Neptune-like exoplanet that orbits an unknown-type star. Its mass is 5.5 Earth, it takes 9 years to complete one orbit of its star, and is 2.6 AU from its star. Its discovery was announced in 2005.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2005
MASS
5.5 Earth
PLANET RADIUS
Unknown
ORBITAL RADIUS
2.6 AU
ORBITAL PERIOD
9 years
ECCENTRICITY
Unknown
DETECTION METHOD
Microlensing