🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.2

Radius: 13.2

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.69 AU - 0.95 AU

Year: 522 Days

Day: 7.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 44,715,119 km

• M1: 165,006 km (0.115 R)
• M2: 617,540 km (0.076 R)
• M3: 1,217,427 km (0.047 R)
• M4: 1,633,908 km (0.095 R)
• M5: 2,066,246 km (0.107 R)
• M6: 2,599,562 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.1

Radius: 14.6

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.9 AU - 1.18 AU

Year: 746 Days

Day: 12.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,715,119 km

• M1: 181,612 km (0.105 R)
• M2: 637,287 km (0.053 R)
• M3: 1,112,260 km (0.06 R)
• M4: 1,580,502 km (0.052 R)
• M5: 2,184,129 km (0.106 R)
• M6: 2,763,821 km (0.062 R)
• M7: 3,422,051 km (0.061 R)
• M8: 4,279,696 km (0.108 R)
• M9: 5,389,263 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.5

Radius: 10.6

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.93 AU - 3.39 AU

Year: 3949 Days

Day: 7.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,715,119 km

• M1: 135,984 km (0.092 R)
• M2: 547,229 km (0.097 R)
• M3: 1,119,590 km (0.106 R)
• M4: 1,596,359 km (0.096 R)
• M5: 2,478,388 km (0.103 R)
• M6: 2,912,222 km (0.113 R)
• M7: 3,475,458 km (0.089 R)
• M8: 4,291,963 km (0.111 R)
• M9: 4,870,607 km (0.118 R)
• M10: 6,183,927 km (0.041 R)
• M11: 6,608,037 km (0.099 R)
• M12: 7,280,779 km (0.085 R)
• M13: 8,393,039 km (0.08 R)
• M14: 9,105,125 km (0.055 R)
• M15: 9,735,530 km (0.118 R)
• M16: 10,268,996 km (0.113 R)
• M17: 10,952,060 km (0.089 R)
• M18: 12,033,354 km (0.09 R)
• M19: 12,409,143 km (0.06 R)
• M20: 15,984,084 km (0.062 R)
• M21: 16,553,453 km (0.093 R)
• M22: 17,612,606 km (0.032 R)
• M23: 18,343,541 km (0.038 R)
• M24: 18,716,339 km (0.067 R)
• M25: 22,093,810 km (0.09 R)
• M26: 24,408,837 km (0.106 R)
• M27: 26,091,365 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.6

Radius: 13.9

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.42 AU - 4.94 AU

Year: 7117 Days

Day: 10 Hours

Environment

Temp: -214 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,715,119 km

• M1: 172,935 km (0.03 R)
• M2: 943,215 km (0.079 R)
• M3: 1,555,519 km (0.103 R)
• M4: 2,252,346 km (0.088 R)
• M5: 3,291,602 km (0.068 R)
• M6: 4,526,832 km (0.106 R)
• M7: 5,509,241 km (0.113 R)
• M8: 6,729,211 km (0.12 R)
• M9: 8,666,803 km (0.098 R)
• M10: 10,003,460 km (0.089 R)
• M11: 11,377,516 km (0.076 R)
• M12: 13,400,977 km (0.033 R)
• M13: 14,107,528 km (0.049 R)
• M14: 15,892,979 km (0.036 R)
• M15: 27,562,211 km (0.096 R)
• M16: 28,705,737 km (0.082 R)
• M17: 29,972,382 km (0.112 R)
• M18: 31,846,096 km (0.064 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 32.7

Radius: 3.2

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.86 AU - 9.26 AU

Year: 16085 Days

Day: 17 Hours

Environment

Temp: -223 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,715,119 km

• M1: 39,793 km (0.049 R)
• M2: 169,644 km (0.09 R)
• M3: 286,630 km (0.098 R)
• M4: 742,903 km (0.043 R)
• M5: 1,316,760 km (0.104 R)
• M6: 1,843,495 km (0.108 R)
• M7: 2,561,714 km (0.103 R)
• M8: 3,182,396 km (0.081 R)
• M9: 3,409,934 km (0.106 R)
• M10: 7,336,280 km (0.038 R)
• M11: 12,332,848 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.5

Radius: 7.8

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 8.25 AU - 9.03 AU

Year: 17852 Days

Day: 21.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,715,119 km

• M1: 118,930 km (0.091 R)
• M2: 591,809 km (0.11 R)
• M3: 1,086,978 km (0.109 R)
• M4: 1,897,499 km (0.097 R)
• M5: 2,161,390 km (0.106 R)
• M6: 2,703,234 km (0.047 R)
• M7: 3,570,752 km (0.077 R)
• M8: 4,355,542 km (0.117 R)
• M9: 7,520,285 km (0.104 R)
• M10: 8,579,288 km (0.103 R)
• M11: 11,147,734 km (0.073 R)
• M12: 11,958,555 km (0.103 R)
• M13: 15,532,597 km (0.116 R)
• M14: 19,147,031 km (0.043 R)
• M15: 25,059,738 km (0.072 R)
• M16: 33,059,185 km (0.102 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 14,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit