tau Cet f · Asteria Star

Scientific overview

tau Cet f is a super-earth orbiting tau Cet, completing an orbit every 636 days, about 12 light-years from Earth. It was discovered in 2017 using the radial velocity method.

Host star

Tau Ceti

Spectral type

G8.5V

Temperature

5,310 K

Mass

0.783 M☉

Planetary system — tau Cet system

View the tau Cet system (3 known planets).

Planet	Class	Radius (R⊕)	Period (d)	Distance (ly)
tau Cet gRadial Velocity · 2017	Terrestrial planet	1.18	20	12
tau Cet hRadial Velocity · 2017	Terrestrial planet	1.19	49.41	12
tau Cet fRadial Velocity · 2017	Super-Earth	1.81	636	12

Discovery and detection

Detection method

Radial Velocity Method

Discovery year

2017

Knowledge connections

OrbitsTau Ceti
Member of systemtau Cet system
Discovered by methodRadial Velocity Method
Catalogued inNASA Exoplanet Archive

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