Kepler-398

Kepler-398 is a star 578 light years away with 3 known planets. The first was found in 2014 and the latest in 2016.

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Planets

PlanetOrbital periodDistance from starRadius (Earths)Mass (Earths)FoundMethod
Kepler-398 b4.081 days0.044 AU0.932014Transit
Kepler-398 d6.834 days0.0618 AU0.882016Transit
Kepler-398 c11.42 days0.087 AU1.012014Transit

Star

Data from the NASA Exoplanet Archive, as of October 3, 2026. In the 3D view sizes and distances are compressed and every orbit is drawn in the same plane. Where each planet sits along its orbit is made up.