🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.93 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.8

Radius: 12.6

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.63 AU - 2.09 AU

Year: 1751 Days

Day: 10 Hours

Environment

Temp: -199 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,754,848 km

• M1: 156,779 km (0.094 R)
• M2: 785,538 km (0.045 R)
• M3: 1,214,136 km (0.106 R)
• M4: 1,821,803 km (0.106 R)
• M5: 2,235,441 km (0.094 R)
• M6: 2,917,009 km (0.08 R)
• M7: 4,153,585 km (0.107 R)
• M8: 4,937,777 km (0.051 R)
• M9: 6,054,226 km (0.095 R)
• M10: 7,282,873 km (0.067 R)
• M11: 10,322,702 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.6

Radius: 8.1

Gravity: 10.82 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.67 AU - 2.95 AU

Year: 3251 Days

Day: 12.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 142 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,754,848 km

• M1: 100,979 km (0.11 R)
• M2: 374,892 km (0.075 R)
• M3: 634,893 km (0.08 R)
• M4: 990,188 km (0.106 R)
• M5: 1,295,218 km (0.104 R)
• M6: 2,547,652 km (0.102 R)
• M7: 3,058,678 km (0.118 R)
• M8: 4,351,353 km (0.078 R)
• M9: 4,813,760 km (0.111 R)
• M10: 5,648,217 km (0.068 R)
• M11: 7,375,325 km (0.081 R)
• M12: 7,898,618 km (0.093 R)
• M13: 8,693,880 km (0.078 R)
• M14: 9,092,708 km (0.104 R)
• M15: 9,465,805 km (0.05 R)
• M16: 13,108,663 km (0.088 R)
• M17: 13,925,318 km (0.09 R)
• M18: 15,554,289 km (0.032 R)
• M19: 15,819,676 km (0.086 R)
• M20: 16,524,282 km (0.104 R)
• M21: 17,591,363 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.6

Radius: 8.6

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.18 AU - 4.92 AU

Year: 6699 Days

Day: 7.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,754,848 km

• M1: 107,710 km (0.06 R)
• M2: 557,102 km (0.099 R)
• M3: 889,359 km (0.062 R)
• M4: 1,195,885 km (0.062 R)
• M5: 2,274,785 km (0.087 R)
• M6: 2,638,009 km (0.09 R)
• M7: 3,226,826 km (0.058 R)
• M8: 4,471,032 km (0.102 R)
• M9: 5,069,872 km (0.109 R)
• M10: 5,608,873 km (0.117 R)
• M11: 7,389,686 km (0.067 R)
• M12: 7,696,362 km (0.026 R)
• M13: 9,241,857 km (0.077 R)
• M14: 16,450,380 km (0.091 R)
• M15: 24,086,005 km (0.039 R)
• M16: 26,308,730 km (0.035 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922.8

Radius: 7.8

Gravity: 15.17 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.77 AU - 7.75 AU

Year: 13503 Days

Day: 24.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,754,848 km

• M1: 97,089 km (0.118 R)
• M2: 376,687 km (0.085 R)
• M3: 1,023,549 km (0.105 R)
• M4: 1,312,422 km (0.113 R)
• M5: 2,213,001 km (0.066 R)
• M6: 2,985,973 km (0.111 R)
• M7: 3,868,900 km (0.102 R)
• M8: 4,137,578 km (0.042 R)
• M9: 4,547,626 km (0.106 R)
• M10: 5,903,282 km (0.117 R)
• M11: 8,364,167 km (0.097 R)
• M12: 8,662,913 km (0.081 R)
• M13: 12,566,520 km (0.098 R)
• M14: 20,222,790 km (0.077 R)
• M15: 21,495,419 km (0.042 R)
• M16: 21,962,613 km (0.05 R)
• M17: 25,011,866 km (0.034 R)
• M18: 26,370,514 km (0.072 R)
• M19: 29,348,559 km (0.118 R)
• M20: 29,923,613 km (0.113 R)
• M21: 30,506,147 km (0.112 R)
• M22: 33,283,581 km (0.09 R)
• M23: 42,327,222 km (0.096 R)
• M24: 48,438,743 km (0.058 R)
• M25: 52,711,558 km (0.096 R)
• M26: 54,939,220 km (0.111 R)
• M27: 60,503,213 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 197.4

Radius: 4.6

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 8.35 AU - 11.83 AU

Year: 22123 Days

Day: 15.4 Hours

Environment

Temp: -245 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,754,848 km

• M1: 57,894 km (0.091 R)
• M2: 204,500 km (0.093 R)
• M3: 506,389 km (0.084 R)
• M4: 1,407,866 km (0.089 R)
• M5: 1,833,322 km (0.06 R)
• M6: 2,689,919 km (0.038 R)
• M7: 4,267,279 km (0.114 R)
• M8: 4,477,165 km (0.098 R)
• M9: 4,694,082 km (0.091 R)
• M10: 5,632,210 km (0.117 R)
• M11: 6,145,481 km (0.071 R)
• M12: 7,961,449 km (0.075 R)
• M13: 9,039,900 km (0.105 R)
• M14: 9,793,724 km (0.114 R)
• M15: 11,198,149 km (0.055 R)
• M16: 11,889,440 km (0.105 R)
• M17: 13,484,154 km (0.12 R)
• M18: 13,741,462 km (0.1 R)
• M19: 17,851,215 km (0.073 R)
• M20: 20,099,671 km (0.06 R)
• M21: 21,816,755 km (0.115 R)
• M22: 28,069,198 km (0.107 R)
• M23: 30,429,104 km (0.096 R)
• M24: 30,760,763 km (0.116 R)
• M25: 32,686,387 km (0.111 R)
• M26: 33,150,739 km (0.101 R)
• M27: 38,425,111 km (0.046 R)
• M28: 40,256,039 km (0.045 R)
• M29: 41,463,144 km (0.073 R)
• M30: 46,533,764 km (0.099 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: 539 - 17,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit