🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.12 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.8

Radius: 9.1

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.13 AU - 4.33 AU

Year: 3882 Days

Day: 13.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 53.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,184,022 km

• M1: 114,143 km (0.047 R)
• M2: 868,864 km (0.118 R)
• M3: 1,221,616 km (0.118 R)
• M4: 1,551,031 km (0.073 R)
• M5: 3,313,443 km (0.1 R)
• M6: 3,832,099 km (0.088 R)
• M7: 4,648,155 km (0.095 R)
• M8: 5,435,938 km (0.062 R)
• M9: 6,249,002 km (0.084 R)
• M10: 7,722,541 km (0.07 R)
• M11: 11,896,322 km (0.089 R)
• M12: 12,372,791 km (0.107 R)
• M13: 12,762,942 km (0.077 R)
• M14: 19,060,115 km (0.107 R)
• M15: 23,869,537 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.4

Radius: 11.2

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.72 AU - 6.64 AU

Year: 6041 Days

Day: 8.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,184,022 km

• M1: 146,157 km (0.081 R)
• M2: 661,821 km (0.11 R)
• M3: 1,030,879 km (0.088 R)
• M4: 1,456,335 km (0.036 R)
• M5: 2,014,635 km (0.109 R)
• M6: 4,215,818 km (0.038 R)
• M7: 5,886,975 km (0.064 R)
• M8: 6,659,200 km (0.026 R)
• M9: 10,015,877 km (0.09 R)
• M10: 16,139,217 km (0.116 R)
• M11: 18,402,632 km (0.053 R)
• M12: 20,945,946 km (0.078 R)
• M13: 29,204,048 km (0.113 R)
• M14: 33,059,185 km (0.054 R)
• M15: 33,680,913 km (0.073 R)
• M16: 35,701,532 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.2

Radius: 8.5

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.63 AU - 9.35 AU

Year: 10078 Days

Day: 10.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,184,022 km

• M1: 105,766 km (0.044 R)
• M2: 372,200 km (0.088 R)
• M3: 792,570 km (0.09 R)
• M4: 1,161,627 km (0.066 R)
• M5: 1,465,461 km (0.098 R)
• M6: 1,738,327 km (0.065 R)
• M7: 2,320,712 km (0.119 R)
• M8: 2,926,882 km (0.099 R)
• M9: 5,386,271 km (0.102 R)
• M10: 5,693,695 km (0.086 R)
• M11: 6,177,046 km (0.086 R)
• M12: 6,652,617 km (0.117 R)
• M13: 7,831,449 km (0.115 R)
• M14: 8,186,743 km (0.068 R)
• M15: 11,630,636 km (0.089 R)
• M16: 13,897,343 km (0.11 R)
• M17: 17,224,100 km (0.063 R)
• M18: 17,489,786 km (0.056 R)
• M19: 21,046,924 km (0.072 R)
• M20: 22,674,998 km (0.104 R)
• M21: 25,314,802 km (0.09 R)
• M22: 30,706,609 km (0.083 R)
• M23: 33,928,797 km (0.073 R)
• M24: 34,980,171 km (0.048 R)
• M25: 36,161,695 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.2

Radius: 6.4

Gravity: 14.09 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 10.16 AU - 10.18 AU

Year: 14472 Days

Day: 16.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,184,022 km

• M1: 79,586 km (0.093 R)
• M2: 384,317 km (0.111 R)
• M3: 1,131,857 km (0.065 R)
• M4: 1,376,899 km (0.105 R)
• M5: 2,915,662 km (0.048 R)
• M6: 3,355,031 km (0.058 R)
• M7: 4,304,380 km (0.085 R)
• M8: 5,211,391 km (0.078 R)
• M9: 8,789,324 km (0.073 R)
• M10: 10,022,160 km (0.119 R)
• M11: 15,529,605 km (0.092 R)
• M12: 19,582,511 km (0.057 R)
• M13: 20,348,901 km (0.085 R)
• M14: 30,935,194 km (0.04 R)
• M15: 32,207,823 km (0.117 R)
• M16: 32,916,468 km (0.111 R)
• M17: 34,980,919 km (0.062 R)
• M18: 35,604,144 km (0.084 R)
• M19: 37,648,099 km (0.05 R)
• M20: 38,699,024 km (0.099 R)
• M21: 41,550,210 km (0.038 R)
• M22: 49,831,799 km (0.107 R)
• M23: 51,417,835 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78.9

Radius: 3.8

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 13.07 AU - 17.73 AU

Year: 26967 Days

Day: 17 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,184,022 km

• M1: 47,273 km (0.113 R)
• M2: 347,217 km (0.097 R)
• M3: 996,172 km (0.059 R)
• M4: 1,852,770 km (0.109 R)
• M5: 2,206,269 km (0.114 R)
• M6: 3,892,237 km (0.03 R)
• M7: 4,298,994 km (0.067 R)
• M8: 4,793,565 km (0.118 R)
• M9: 8,102,071 km (0.112 R)
• M10: 10,961,485 km (0.075 R)
• M11: 12,385,806 km (0.051 R)
• M12: 13,261,253 km (0.078 R)
• M13: 13,990,692 km (0.112 R)
• M14: 17,678,429 km (0.1 R)
• M15: 19,013,291 km (0.115 R)
• M16: 19,395,663 km (0.073 R)
• M17: 20,814,599 km (0.104 R)
• M18: 29,667,651 km (0.055 R)
• M19: 29,872,600 km (0.106 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 11,067 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit