🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.5

Radius: 12.8

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.14 AU - 1.78 AU

Year: 1139 Days

Day: 14.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,471,715 km

• M1: 159,471 km (0.083 R)
• M2: 704,756 km (0.059 R)
• M3: 1,250,489 km (0.113 R)
• M4: 1,768,845 km (0.113 R)
• M5: 2,220,780 km (0.093 R)
• M6: 2,640,253 km (0.104 R)
• M7: 3,208,725 km (0.048 R)
• M8: 4,050,063 km (0.084 R)
• M9: 4,902,173 km (0.069 R)
• M10: 5,322,243 km (0.083 R)
• M11: 7,745,729 km (0.069 R)
• M12: 8,917,828 km (0.117 R)
• M13: 10,513,888 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200

Radius: 12

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.61 AU - 6.01 AU

Year: 6811 Days

Day: 11.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,471,715 km

• M1: 150,495 km (0.102 R)
• M2: 697,874 km (0.061 R)
• M3: 1,085,632 km (0.093 R)
• M4: 2,108,133 km (0.095 R)
• M5: 2,673,314 km (0.083 R)
• M6: 4,110,052 km (0.094 R)
• M7: 4,825,130 km (0.069 R)
• M8: 5,757,723 km (0.098 R)
• M9: 6,443,779 km (0.042 R)
• M10: 7,377,269 km (0.105 R)
• M11: 8,257,204 km (0.094 R)
• M12: 9,434,839 km (0.102 R)
• M13: 9,824,990 km (0.045 R)
• M14: 10,721,231 km (0.057 R)
• M15: 11,406,838 km (0.117 R)
• M16: 13,104,325 km (0.065 R)
• M17: 13,640,035 km (0.079 R)
• M18: 14,599,705 km (0.069 R)
• M19: 15,712,115 km (0.08 R)
• M20: 19,078,067 km (0.104 R)
• M21: 21,193,530 km (0.083 R)
• M22: 22,688,163 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.1

Radius: 12.4

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.97 AU - 6.55 AU

Year: 7789 Days

Day: 6.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,471,715 km

• M1: 154,684 km (0.027 R)
• M2: 689,646 km (0.106 R)
• M3: 2,250,550 km (0.067 R)
• M4: 2,918,954 km (0.113 R)
• M5: 3,388,242 km (0.101 R)
• M6: 4,437,372 km (0.094 R)
• M7: 5,566,686 km (0.053 R)
• M8: 8,925,009 km (0.113 R)
• M9: 12,303,527 km (0.08 R)
• M10: 16,506,180 km (0.047 R)
• M11: 18,170,457 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.5

Radius: 6.5

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.39 AU - 8.41 AU

Year: 11703 Days

Day: 17.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,471,715 km

• M1: 80,783 km (0.108 R)
• M2: 286,031 km (0.09 R)
• M3: 1,869,824 km (0.101 R)
• M4: 2,160,044 km (0.117 R)
• M5: 2,705,178 km (0.082 R)
• M6: 3,296,987 km (0.12 R)
• M7: 3,902,560 km (0.076 R)
• M8: 4,135,932 km (0.037 R)
• M9: 7,254,001 km (0.051 R)
• M10: 10,327,190 km (0.118 R)
• M11: 11,189,472 km (0.096 R)
• M12: 12,346,163 km (0.07 R)
• M13: 14,118,149 km (0.103 R)
• M14: 16,532,809 km (0.097 R)
• M15: 16,898,725 km (0.08 R)
• M16: 27,306,249 km (0.085 R)
• M17: 29,837,894 km (0.047 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 18,620 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit