🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.66 AU - 0.92 AU

Year: 258 Days

Day: 17.7 Hours

Environment

Temp: 141 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.09 AU - 1.13 AU

Year: 429 Days

Day: 41.3 Hours

Environment

Temp: -0 °C

Axial Tilt: 48.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,365,551 km

• M1: 36,352 km (0.099 R)

Planet 3 - Ice Giant

Semi-Major Axis: 12.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343.1

Radius: 3.8

Gravity: 23.76 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 11.64 AU - 14.22 AU

Year: 17068 Days

Day: 18.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 54,365,551 km

• M1: 47,273 km (0.103 R)
• M2: 245,640 km (0.072 R)
• M3: 481,855 km (0.063 R)
• M4: 865,723 km (0.119 R)
• M5: 1,152,502 km (0.114 R)
• M6: 1,618,948 km (0.107 R)
• M7: 1,946,567 km (0.064 R)
• M8: 2,163,335 km (0.067 R)
• M9: 2,297,225 km (0.107 R)
• M10: 2,776,387 km (0.07 R)
• M11: 3,122,856 km (0.07 R)
• M12: 4,187,693 km (0.026 R)
• M13: 4,705,900 km (0.102 R)
• M14: 4,964,106 km (0.12 R)
• M15: 5,197,628 km (0.067 R)
• M16: 6,282,512 km (0.078 R)
• M17: 6,675,356 km (0.094 R)
• M18: 7,252,654 km (0.1 R)
• M19: 8,986,194 km (0.059 R)
• M20: 9,383,526 km (0.088 R)
• M21: 11,259,933 km (0.09 R)
• M22: 12,075,839 km (0.101 R)
• M23: 13,244,947 km (0.076 R)
• M24: 13,824,339 km (0.065 R)
• M25: 14,758,877 km (0.062 R)
• M26: 16,093,290 km (0.072 R)
• M27: 16,752,718 km (0.085 R)
• M28: 16,976,366 km (0.1 R)
• M29: 19,324,604 km (0.108 R)
• M30: 21,352,104 km (0.108 R)
• M31: 21,527,283 km (0.083 R)
• M32: 22,237,275 km (0.111 R)
• M33: 22,688,911 km (0.048 R)
• M34: 25,136,332 km (0.079 R)
• M35: 28,382,905 km (0.032 R)
• M36: 35,447,215 km (0.066 R)
• M37: 38,598,644 km (0.116 R)
• M38: 40,710,667 km (0.103 R)
• M39: 42,482,355 km (0.094 R)
• M40: 50,392,641 km (0.051 R)
• M41: 51,327,927 km (0.099 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 15,423 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit