🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694

Radius: 10.4

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.31 AU - 1.75 AU

Year: 1241 Days

Day: 10.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 91,192,946 km

• M1: 130,599 km (0.115 R)
• M2: 475,572 km (0.044 R)
• M3: 1,001,109 km (0.07 R)
• M4: 2,625,742 km (0.106 R)
• M5: 3,475,009 km (0.109 R)
• M6: 4,229,281 km (0.067 R)
• M7: 4,683,161 km (0.031 R)
• M8: 5,972,545 km (0.068 R)
• M9: 6,687,773 km (0.082 R)
• M10: 8,041,783 km (0.1 R)
• M11: 9,754,679 km (0.111 R)
• M12: 10,779,424 km (0.115 R)

Planet 2 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571

Radius: 5.6

Gravity: 18.21 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.55 AU - 8.75 AU

Year: 13880 Days

Day: 23.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 91,192,946 km

• M1: 69,713 km (0.077 R)
• M2: 380,577 km (0.119 R)
• M3: 658,530 km (0.106 R)
• M4: 2,535,684 km (0.077 R)
• M5: 2,886,491 km (0.102 R)
• M6: 3,073,638 km (0.08 R)
• M7: 3,472,615 km (0.074 R)
• M8: 3,657,668 km (0.075 R)
• M9: 4,910,700 km (0.12 R)
• M10: 5,455,685 km (0.108 R)
• M11: 5,634,005 km (0.095 R)
• M12: 6,347,587 km (0.062 R)
• M13: 6,665,483 km (0.103 R)
• M14: 7,077,475 km (0.074 R)
• M15: 11,879,118 km (0.06 R)
• M16: 13,238,065 km (0.117 R)
• M17: 14,766,207 km (0.116 R)
• M18: 16,705,893 km (0.027 R)
• M19: 21,789,678 km (0.085 R)
• M20: 26,470,446 km (0.116 R)
• M21: 30,419,081 km (0.085 R)
• M22: 31,321,605 km (0.066 R)
• M23: 32,708,677 km (0.118 R)
• M24: 40,667,732 km (0.051 R)
• M25: 42,456,624 km (0.101 R)
• M26: 48,746,466 km (0.108 R)
• M27: 49,825,815 km (0.103 R)
• M28: 50,763,644 km (0.102 R)
• M29: 51,872,613 km (0.086 R)
• M30: 55,462,663 km (0.032 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.4

Radius: 4.5

Gravity: 41.8 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 10.03 AU - 11.77 AU

Year: 23607 Days

Day: 22.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 91,192,946 km

• M1: 56,099 km (0.096 R)
• M2: 229,782 km (0.111 R)
• M3: 429,196 km (0.102 R)
• M4: 876,045 km (0.087 R)
• M5: 1,039,705 km (0.108 R)
• M6: 1,751,941 km (0.106 R)
• M7: 2,165,728 km (0.104 R)
• M8: 3,896,875 km (0.073 R)
• M9: 4,064,873 km (0.073 R)
• M10: 4,415,232 km (0.065 R)
• M11: 6,245,711 km (0.06 R)
• M12: 7,766,523 km (0.091 R)
• M13: 7,979,251 km (0.114 R)
• M14: 8,584,225 km (0.094 R)
• M15: 10,389,123 km (0.108 R)
• M16: 10,843,901 km (0.034 R)
• M17: 14,566,793 km (0.094 R)
• M18: 15,054,034 km (0.113 R)
• M19: 18,022,504 km (0.117 R)
• M20: 19,741,533 km (0.072 R)
• M21: 24,969,081 km (0.066 R)
• M22: 27,344,097 km (0.095 R)
• M23: 29,349,157 km (0.072 R)
• M24: 37,136,774 km (0.085 R)
• M25: 40,538,480 km (0.115 R)
• M26: 44,142,293 km (0.08 R)
• M27: 44,819,672 km (0.057 R)
• M28: 46,021,691 km (0.045 R)
• M29: 51,417,087 km (0.042 R)
• M30: 52,923,987 km (0.086 R)
• M31: 58,632,941 km (0.093 R)
• M32: 63,657,185 km (0.045 R)
• M33: 72,890,665 km (0.068 R)
• M34: 78,194,508 km (0.086 R)
• M35: 81,700,184 km (0.112 R)
• M36: 89,023,150 km (0.082 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 12,738 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit