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Proper NamesAlgieba b, Algieba A b
DesignationsGamma Leonis b, Gamma1 Leonis b
ClassificationGas Giant
Orbital Period428.5 days
Mean Distance from Algieba178 million km
1.19 AU
Mass8.8 x Jupiter
DiameterN/K
Mean Surface TemperatureN/K
NotesThis gas giant planet has an extraordinarily high mass, nearly nine times that of Jupiter. It orbits Algieba A, an orange giant star that forms part of the binary Algieba system in Leo, at a distance only slightly greater than that from the Sun to Earth.

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