🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.9

Radius: 8.8

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.67 AU - 0.99 AU

Year: 513 Days

Day: 12 Hours

Environment

Temp: -169 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,318,015 km

• M1: 109,506 km (0.116 R)
• M2: 443,109 km (0.033 R)
• M3: 785,987 km (0.099 R)
• M4: 1,074,113 km (0.103 R)
• M5: 1,469,051 km (0.11 R)
• M6: 1,907,971 km (0.097 R)
• M7: 2,889,782 km (0.038 R)
• M8: 3,205,284 km (0.058 R)
• M9: 3,596,034 km (0.076 R)
• M10: 4,103,918 km (0.104 R)
• M11: 4,473,575 km (0.067 R)
• M12: 4,962,610 km (0.042 R)
• M13: 5,539,759 km (0.12 R)
• M14: 6,275,032 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.2

Radius: 13.7

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.53 AU - 2.49 AU

Year: 1933 Days

Day: 6 Hours

Environment

Temp: -210 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,318,015 km

• M1: 170,392 km (0.037 R)
• M2: 897,737 km (0.116 R)
• M3: 1,811,481 km (0.081 R)
• M4: 2,274,636 km (0.072 R)
• M5: 3,136,768 km (0.073 R)
• M6: 6,013,685 km (0.051 R)
• M7: 7,457,454 km (0.116 R)
• M8: 9,320,546 km (0.098 R)
• M9: 11,058,574 km (0.09 R)
• M10: 11,905,597 km (0.085 R)
• M11: 13,903,925 km (0.057 R)
• M12: 15,401,699 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.8

Radius: 9.2

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.88 AU - 2.36 AU

Year: 2094 Days

Day: 12.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,318,015 km

• M1: 116,088 km (0.092 R)
• M2: 445,802 km (0.055 R)
• M3: 802,443 km (0.079 R)
• M4: 1,852,620 km (0.089 R)
• M5: 2,954,408 km (0.106 R)
• M6: 3,951,777 km (0.088 R)
• M7: 6,288,795 km (0.097 R)
• M8: 11,868,197 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304

Radius: 9.9

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.42 AU - 3.46 AU

Year: 3419 Days

Day: 7.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,318,015 km

• M1: 128,205 km (0.099 R)
• M2: 438,771 km (0.117 R)
• M3: 1,044,492 km (0.069 R)
• M4: 1,382,883 km (0.112 R)
• M5: 2,199,089 km (0.038 R)
• M6: 3,158,310 km (0.085 R)
• M7: 4,562,436 km (0.068 R)
• M8: 7,978,503 km (0.088 R)
• M9: 10,128,673 km (0.034 R)
• M10: 10,721,380 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.6

Radius: 12.9

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.41 AU - 3.71 AU

Year: 4556 Days

Day: 9.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,318,015 km

• M1: 160,668 km (0.083 R)
• M2: 785,538 km (0.101 R)
• M3: 1,273,377 km (0.081 R)
• M4: 2,399,251 km (0.1 R)
• M5: 2,951,117 km (0.086 R)
• M6: 3,464,986 km (0.079 R)
• M7: 3,905,402 km (0.095 R)
• M8: 4,527,131 km (0.064 R)
• M9: 4,951,839 km (0.089 R)
• M10: 5,766,998 km (0.1 R)
• M11: 6,544,159 km (0.039 R)
• M12: 8,529,472 km (0.082 R)
• M13: 8,985,746 km (0.037 R)
• M14: 10,114,611 km (0.119 R)
• M15: 11,335,779 km (0.084 R)
• M16: 13,197,375 km (0.1 R)
• M17: 15,929,181 km (0.061 R)
• M18: 17,947,556 km (0.068 R)
• M19: 19,341,210 km (0.054 R)
• M20: 20,466,634 km (0.064 R)
• M21: 21,705,305 km (0.099 R)
• M22: 23,212,952 km (0.116 R)
• M23: 27,326,893 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 971.3

Radius: 4.4

Gravity: 50.17 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.65 AU - 6.81 AU

Year: 9303 Days

Day: 22.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,318,015 km

• M1: 61,485 km (0.055 R)
• M2: 268,678 km (0.098 R)
• M3: 536,308 km (0.102 R)
• M4: 1,357,451 km (0.116 R)
• M5: 2,159,744 km (0.086 R)
• M6: 2,367,685 km (0.098 R)
• M7: 2,757,986 km (0.097 R)
• M8: 2,912,222 km (0.117 R)
• M9: 5,583,441 km (0.086 R)
• M10: 6,012,189 km (0.058 R)
• M11: 7,729,872 km (0.081 R)
• M12: 8,398,873 km (0.108 R)
• M13: 9,648,614 km (0.112 R)
• M14: 12,272,261 km (0.113 R)
• M15: 16,102,565 km (0.098 R)
• M16: 19,752,155 km (0.119 R)
• M17: 26,996,581 km (0.056 R)
• M18: 30,874,757 km (0.085 R)
• M19: 35,708,713 km (0.053 R)
• M20: 37,800,689 km (0.084 R)
• M21: 40,627,191 km (0.051 R)
• M22: 43,179,032 km (0.113 R)
• M23: 45,409,237 km (0.102 R)
• M24: 48,599,262 km (0.106 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 18,631 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit