NEW WORLDS ATLAS
HD 40307 b
HD 40307 b is a gas giant exoplanet that orbits a K-type star. Its mass is at least 4 Earth, it takes 4.3 days to complete one orbit of its star, and is 0.0468 AU from its star. Its discovery was announced in 2009.
|
PLANET TYPE
Gas Giant
|
DISCOVERY DATE
2009
|
|
MASS
at least 4 Earth
|
PLANET RADIUS
Unknown
|
|
ORBITAL RADIUS
0.0468 AU
|
ORBITAL PERIOD
4.3 days
|
|
ECCENTRICITY
0.2
|
DETECTION METHOD
Radial Velocity
|
