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AsteriaStar
Terrestrial planet · YZ Cet

YZ Cet b

ExoplanetsDiscovered 2017

Scientific overview

YZ Cet b is a terrestrial planet orbiting YZ Cet, completing an orbit every 2 days, about 12 light-years from Earth. It was discovered in 2017 using the radial velocity method.

Host star

Host star
YZ Cet
Spectral type
M4.5 V
Temperature
3,151 K
Mass
0.142 M☉

Planetary system — YZ Cet system

View the YZ Cet system (3 known planets).

PlanetRadius (R⊕)Period (d)
YZ Cet bRadial Velocity · 20170.912.0209
YZ Cet cRadial Velocity · 20171.053.0599
YZ Cet dRadial Velocity · 20171.034.6563

Discovery and detection

Detection method
Radial Velocity Method
Discovery year
2017
Discovered at
La Silla Observatory

Knowledge connections