artist rendition
Artist's concept

HAT-P-11 b is a Neptune-like exoplanet that orbits a K-type star. Its mass is 25.743 Earth, it takes 4.9 days to complete one orbit of its star, and is 0.053 AU from its star. Its discovery was announced in 2008.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2008
MASS
25.743 Earth
PLANET RADIUS
0.422 x Jupiter
ORBITAL RADIUS
0.053 AU
ORBITAL PERIOD
4.9 days
ECCENTRICITY
0.198
DETECTION METHOD
Transit