artist rendition
Artist's concept

OGLE-2017-BLG-0173L b is a Neptune-like exoplanet that orbits an unknown-type star. Its mass is 3.269 Earth, it takes 12.2 years to complete one orbit of its star, and is 3.913 AU from its star. Its discovery was announced in 2018.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2018
MASS
3.269 Earth
PLANET RADIUS
Unknown
ORBITAL RADIUS
3.913 AU
ORBITAL PERIOD
12.2 years
ECCENTRICITY
Unknown
DETECTION METHOD
Microlensing