🌌 Stone's Star System Generator

Asteroid Belt

Center: 3.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.1

Radius: 13

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.57 AU - 7.19 AU

Year: 5638 Days

Day: 11 Hours

Environment

Temp: -145 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,059,390 km

• M1: 161,715 km (0.108 R)
• M2: 580,440 km (0.059 R)
• M3: 1,211,743 km (0.106 R)
• M4: 1,869,225 km (0.055 R)
• M5: 2,722,532 km (0.071 R)
• M6: 3,164,145 km (0.103 R)
• M7: 4,472,079 km (0.113 R)
• M8: 6,054,974 km (0.104 R)
• M9: 7,006,416 km (0.077 R)
• M10: 8,378,528 km (0.076 R)
• M11: 9,089,866 km (0.112 R)
• M12: 11,155,663 km (0.114 R)
• M13: 14,497,081 km (0.099 R)
• M14: 17,841,341 km (0.056 R)
• M15: 19,660,152 km (0.077 R)
• M16: 21,738,067 km (0.084 R)
• M17: 23,009,648 km (0.109 R)
• M18: 23,737,293 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.1

Radius: 9.8

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 9.35 AU - 12.89 AU

Year: 12973 Days

Day: 11.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,059,390 km

• M1: 121,922 km (0.083 R)
• M2: 661,223 km (0.036 R)
• M3: 1,017,565 km (0.115 R)
• M4: 1,910,514 km (0.09 R)
• M5: 2,926,434 km (0.069 R)
• M6: 3,327,655 km (0.079 R)
• M7: 5,154,544 km (0.071 R)
• M8: 7,168,730 km (0.053 R)
• M9: 10,400,343 km (0.093 R)
• M10: 11,285,364 km (0.058 R)
• M11: 23,160,144 km (0.052 R)
• M12: 29,779,251 km (0.056 R)
• M13: 30,088,171 km (0.059 R)
• M14: 36,255,194 km (0.045 R)
• M15: 37,678,169 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.8

Radius: 8.2

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 10.56 AU - 12.78 AU

Year: 13947 Days

Day: 8 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,059,390 km

• M1: 104,270 km (0.097 R)
• M2: 470,485 km (0.082 R)
• M3: 2,489,159 km (0.096 R)
• M4: 4,281,940 km (0.077 R)
• M5: 4,807,926 km (0.069 R)
• M6: 5,322,692 km (0.114 R)
• M7: 6,739,683 km (0.068 R)
• M8: 7,219,743 km (0.1 R)
• M9: 8,141,116 km (0.109 R)
• M10: 10,720,632 km (0.05 R)
• M11: 11,917,415 km (0.033 R)
• M12: 13,200,965 km (0.116 R)
• M13: 18,450,953 km (0.12 R)
• M14: 20,824,772 km (0.067 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207.5

Radius: 6.4

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 14.93 AU - 17.63 AU

Year: 22980 Days

Day: 15.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,059,390 km

• M1: 84,972 km (0.068 R)
• M2: 335,698 km (0.113 R)
• M3: 1,913,955 km (0.045 R)
• M4: 4,197,417 km (0.109 R)
• M5: 7,860,321 km (0.066 R)
• M6: 9,042,144 km (0.109 R)
• M7: 13,681,024 km (0.101 R)
• M8: 15,595,428 km (0.097 R)
• M9: 22,856,011 km (0.056 R)
• M10: 29,281,988 km (0.112 R)
• M11: 29,609,757 km (0.114 R)
• M12: 35,068,434 km (0.066 R)
• M13: 47,022,052 km (0.07 R)
• M14: 48,990,460 km (0.09 R)
• M15: 50,855,497 km (0.104 R)
• M16: 51,805,443 km (0.075 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 11,524 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit