artist rendition
Artist's concept

WASP-139 b is a Neptune-like exoplanet that orbits a G-type star. Its mass is 37.18611 Earth, it takes 5.9 days to complete one orbit of its star, and is 0.062 AU from its star. Its discovery was announced in 2016.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2016
MASS
37.18611 Earth
PLANET RADIUS
0.8 x Jupiter
ORBITAL RADIUS
0.062 AU
ORBITAL PERIOD
5.9 days
ECCENTRICITY
0.0
DETECTION METHOD
Transit