Labels:amusement park | apron | circle | monitor | tree OCR: THALASSA N4 Data Mean distance from center of planet: 31 100 mi. (50 000 km) Inclination of axis Rotation period: unknown Orbital period .312 days Orbital eccentricity Orbital inclination planet equator Diameter 56 mi. (90 km) Mass unknown Density: unknown Escape velocity approx. 0.025 mi (0.04 km) per second Orbita plane Diame Densit