Thebe
 |
Galileo spacecraft image of Thebe taken on Jan. 4,
2000, from a distance of 193,000 km. Credit: Cornell University, NASA
|
The fourth moon of Jupiter; also known as
Jupiter XIV. Together with Amalthea, Thebe
appears to have supplied the material for Jupiter's Gossamer ring.
| discovery |
1979, by Stephen Synnott |
| semimajor axis |
221,700 km (137,780 miles) |
| diameter |
110 × 90 km (68 × 56 miles) |
| mean density |
1.45 g/cm3 |
| escape velocity |
0.063 km/s (227 km/h, 141 mph) |
| orbital period |
0.675 day (16 hr 12 min.) |
| orbital eccentricity |
0.018 |
| orbital inclination |
0.90° |
| axial period |
synchronous |
| visual albedo |
0.05 |
Related entry
Jupiter, moons
Related category
PLANETS
AND MOONS
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