13point8 · The universe, sourcedAll discoveries
Exoplanet · 82 G. Eri

HD 20794 e

Orbit0.51 AU
Year147 days
Mass≥ 4.77 M⊕
Temperature~352 K (estimated)

It circles 82 G. Eri once every 147 days, 0.51 AU out.

Found in 2017 by the radial velocity method, which measures the star's wobble. That gives a minimum mass, so it could be heavier.

Sources

  1. NASA Exoplanet Archive, Planetary Systems Composite Parameters (queried 28 Oct 2026)
See it in 3D →

13point8 is an independent educational project. Every fact links to its source; send corrections to [email protected]. Privacy