Tau Cet
Physical Properties
Magnitude
3.50
Spectral Type
G8.5V
Star Color
Orange
(B-V 0.72)
Distance
12 ly
Position & Identifiers
RA
01h 44m 04.1s
Dec
-15° 56' 15.0"
Constellation
Cetus
(Cet)
HR
509
HIP
8102
Bayer
Tau
Flamsteed
52 Cet
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Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
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Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Fusion
Exoplanets
4 known planets
| Planet | Radius | Mass | Period | Distance |
|---|---|---|---|---|
| tau Cet g | 1.18R⊕ | 1.8M⊕ | 20.0d | 12ly |
| tau Cet h | 1.19R⊕ | 1.8M⊕ | 49.4d | 12ly |
| tau Cet e | 1.81R⊕ | 3.9M⊕ | 162.9d | 12ly |
| tau Cet f | 1.81R⊕ | 3.9M⊕ | 1.7yr | 12ly |
Habitable Zone
Size & Mass Comparison
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Relativistic Travel
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