The rho CrB System

3 planets Corona Borealis

rho CrB is a planetary system in the constellation Corona Borealis hosting 3 confirmed exoplanets, about 57 light-years from Earth.

rho CrB: Star and Habitable Zone

rho CrB

Spectral type: G0
Mass: 1.00 M☉

All 3 Planets in the rho CrB System

Planet	Type	Orbit	Radius	ESI	Discovered
rho CrB b	Cold Gas Giant	40 d	—	0.09	1997
rho CrB c	Neptune-like	102 d	—	0.23	2016
rho CrB e	Super Earth	13 d	—	0.27	2023

Discovery History

The first planet found here, rho CrB b, was discovered in 1997 using the radial velocity method. The most recent addition, rho CrB e, followed in 2023.

1997 — rho CrB b (Radial Velocity)
2016 — rho CrB c (Radial Velocity)
2023 — rho CrB e (Radial Velocity)

Frequently Asked Questions About rho CrB

How many planets does rho CrB have?

rho CrB has 3 confirmed exoplanets. More may await discovery.

Are any planets in the rho CrB system habitable?

None of the known planets in rho CrB orbit within the star's habitable zone.

How far away is rho CrB?

rho CrB is about 57 light-years from Earth in the constellation Corona Borealis.

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