🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.99 AU - 1.53 AU

Year: 495 Days

Day: 35.4 Hours

Environment

Temp: 19 °C

Axial Tilt: 7.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.36 AU - 5.24 AU

Year: 3679 Days

Day: 12.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,195,949 km

• M1: 1,950,158 km (0.051 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.1

Radius: 4.2

Gravity: 25.91 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 14.29 AU - 16.37 AU

Year: 20999 Days

Day: 21.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 107,195,949 km

• M1: 52,359 km (0.095 R)
• M2: 307,872 km (0.039 R)
• M3: 445,802 km (0.058 R)
• M4: 965,953 km (0.083 R)
• M5: 1,905,278 km (0.038 R)
• M6: 2,364,993 km (0.037 R)
• M7: 3,556,989 km (0.11 R)
• M8: 3,848,106 km (0.091 R)
• M9: 4,510,974 km (0.097 R)
• M10: 5,395,696 km (0.089 R)
• M11: 5,662,728 km (0.054 R)
• M12: 7,690,079 km (0.086 R)
• M13: 8,028,469 km (0.1 R)
• M14: 9,481,663 km (0.096 R)
• M15: 14,655,804 km (0.086 R)
• M16: 20,418,613 km (0.059 R)
• M17: 20,694,621 km (0.059 R)
• M18: 21,919,678 km (0.063 R)
• M19: 22,697,139 km (0.057 R)
• M20: 23,492,850 km (0.086 R)
• M21: 26,532,978 km (0.117 R)
• M22: 29,943,510 km (0.114 R)
• M23: 31,630,525 km (0.114 R)
• M24: 32,747,871 km (0.087 R)
• M25: 33,252,764 km (0.072 R)
• M26: 34,668,110 km (0.025 R)
• M27: 46,983,754 km (0.071 R)
• M28: 50,420,466 km (0.096 R)
• M29: 68,274,823 km (0.084 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917

Radius: 4.5

Gravity: 45.28 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 15.56 AU - 22.38 AU

Year: 28905 Days

Day: 18.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 107,195,949 km

• M1: 56,099 km (0.025 R)
• M2: 241,152 km (0.092 R)
• M3: 701,913 km (0.045 R)
• M4: 1,105,977 km (0.091 R)
• M5: 1,574,368 km (0.1 R)
• M6: 2,095,268 km (0.12 R)
• M7: 2,562,312 km (0.101 R)
• M8: 4,532,516 km (0.104 R)
• M9: 4,689,145 km (0.068 R)
• M10: 6,170,015 km (0.043 R)
• M11: 6,559,268 km (0.114 R)
• M12: 7,603,461 km (0.103 R)
• M13: 8,107,756 km (0.103 R)
• M14: 10,214,842 km (0.099 R)
• M15: 11,684,042 km (0.063 R)
• M16: 17,881,433 km (0.114 R)
• M17: 18,972,451 km (0.097 R)
• M18: 19,897,564 km (0.082 R)
• M19: 23,664,139 km (0.104 R)
• M20: 31,848,788 km (0.094 R)
• M21: 33,447,840 km (0.09 R)
• M22: 36,962,642 km (0.108 R)
• M23: 37,438,513 km (0.054 R)
• M24: 40,045,704 km (0.102 R)
• M25: 40,379,906 km (0.103 R)
• M26: 42,251,226 km (0.108 R)
• M27: 43,824,696 km (0.108 R)
• M28: 50,899,479 km (0.111 R)
• M29: 66,552,502 km (0.049 R)
• M30: 71,095,640 km (0.106 R)
• M31: 82,131,774 km (0.115 R)
• M32: 85,679,936 km (0.074 R)
• M33: 95,440,300 km (0.058 R)
• M34: 101,204,306 km (0.096 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 17,513 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit