Discovery | |||||||
---|---|---|---|---|---|---|---|
Discovered by | Seth Barnes Nicholson | ||||||
Discovered in | 1938 | Orbital characteristics | |||||
Mean radius | 11,700,000 km | ||||||
Eccentricity | 0.081-0.155 | ||||||
Orbital period | ~258.5 | ||||||
Inclination | 23.2-51.4° | ||||||
Is a satellite of | Jupiter | ||||||
Physical characteristics | |||||||
Equatorial diameter | 36 km | ||||||
Surface area | km2 | ||||||
Mass | 6.3×1016 kg | ||||||
Mean density | 2.6 g/cm3 | ||||||
Surface gravity | 0.0013 m/s2 | ||||||
Rotation period | ? | ||||||
Axial tilt | ?° | ||||||
Albedo | 0.04 | ||||||
Surface temp. |
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Atmospheric pressure | 0 kPa |
Lysithea (pronounced "ly SITH ee uh") is a moon of Jupiter. It was discovered by Seth Barnes Nicholson in 1938 at Lick Observatory and is named after a daughter of Oceanus and one of Zeus' lovers.
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