HD 40307 c

HD 40307 c is a Neptune-like exoplanet that orbits a K-type star. Its mass is 6.6 Earths, it takes 9.6 days to complete one orbit of its star, and is 0.0799 AU from its star. Its discovery was announced in 2009.
Planet Radius:
0.219 x Jupiter (estimate)
Planet Type:
  • Neptune-like
Discovery Method:
  • Radial Velocity
Planet Mass:
6.6 Earths
Discovery Date:
2009
Orbital Radius:
0.0799 AU
Orbital Period:
9.6 days
Eccentricity:
0.06
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