🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.9

Radius: 14.9

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.85 AU - 1.17 AU

Year: 666 Days

Day: 12.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,083,307 km

• M1: 185,352 km (0.076 R)
• M2: 752,328 km (0.116 R)
• M3: 1,225,655 km (0.101 R)
• M4: 1,712,297 km (0.105 R)
• M5: 2,565,903 km (0.069 R)
• M6: 3,286,964 km (0.042 R)
• M7: 3,958,659 km (0.066 R)
• M8: 4,643,668 km (0.109 R)
• M9: 6,065,595 km (0.078 R)
• M10: 6,540,569 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.7

Radius: 8.1

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.01 AU - 1.13 AU

Year: 726 Days

Day: 6.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,083,307 km

• M1: 100,829 km (0.083 R)
• M2: 381,774 km (0.101 R)
• M3: 643,121 km (0.087 R)
• M4: 1,041,351 km (0.075 R)
• M5: 1,482,515 km (0.115 R)
• M6: 1,815,370 km (0.072 R)
• M7: 2,088,237 km (0.116 R)
• M8: 2,398,503 km (0.116 R)
• M9: 2,750,506 km (0.086 R)
• M10: 3,042,521 km (0.031 R)
• M11: 3,676,218 km (0.101 R)
• M12: 3,947,738 km (0.069 R)
• M13: 4,335,496 km (0.11 R)
• M14: 4,623,472 km (0.091 R)
• M15: 5,204,211 km (0.038 R)
• M16: 5,760,565 km (0.104 R)
• M17: 6,071,878 km (0.114 R)
• M18: 6,648,728 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.2

Radius: 11.9

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.43 AU - 3.99 AU

Year: 3773 Days

Day: 13.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,083,307 km

• M1: 147,952 km (0.108 R)
• M2: 730,038 km (0.088 R)
• M3: 1,138,290 km (0.104 R)
• M4: 1,524,253 km (0.067 R)
• M5: 2,065,348 km (0.102 R)
• M6: 2,619,908 km (0.032 R)
• M7: 4,138,326 km (0.078 R)
• M8: 4,661,170 km (0.118 R)
• M9: 6,381,247 km (0.089 R)
• M10: 7,304,116 km (0.053 R)
• M11: 8,384,213 km (0.116 R)
• M12: 9,224,354 km (0.114 R)
• M13: 9,801,802 km (0.102 R)
• M14: 10,692,508 km (0.069 R)
• M15: 11,858,174 km (0.086 R)
• M16: 12,356,784 km (0.117 R)
• M17: 12,775,060 km (0.092 R)
• M18: 14,390,418 km (0.062 R)
• M19: 15,115,369 km (0.084 R)
• M20: 16,582,176 km (0.113 R)
• M21: 17,379,084 km (0.11 R)
• M22: 18,022,953 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.6

Radius: 8.2

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.2 AU - 5.14 AU

Year: 5586 Days

Day: 5.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,083,307 km

• M1: 102,175 km (0.033 R)
• M2: 371,302 km (0.115 R)
• M3: 664,813 km (0.075 R)
• M4: 1,070,822 km (0.041 R)
• M5: 1,636,302 km (0.094 R)
• M6: 2,256,235 km (0.049 R)
• M7: 2,831,588 km (0.087 R)
• M8: 3,372,086 km (0.082 R)
• M9: 4,003,389 km (0.091 R)
• M10: 5,589,126 km (0.112 R)
• M11: 6,051,383 km (0.114 R)
• M12: 7,157,959 km (0.054 R)
• M13: 8,673,385 km (0.117 R)
• M14: 13,980,220 km (0.119 R)
• M15: 15,960,148 km (0.034 R)
• M16: 16,389,793 km (0.118 R)
• M17: 17,400,925 km (0.091 R)
• M18: 18,926,524 km (0.113 R)
• M19: 19,827,103 km (0.115 R)
• M20: 21,120,975 km (0.109 R)
• M21: 23,244,068 km (0.095 R)
• M22: 24,276,593 km (0.106 R)
• M23: 25,924,264 km (0.12 R)
• M24: 26,689,607 km (0.079 R)
• M25: 30,743,410 km (0.082 R)
• M26: 32,181,045 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.5

Radius: 11

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.36 AU - 6.76 AU

Year: 8600 Days

Day: 9.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,083,307 km

• M1: 137,630 km (0.072 R)
• M2: 521,947 km (0.075 R)
• M3: 1,556,267 km (0.08 R)
• M4: 2,123,093 km (0.108 R)
• M5: 2,675,708 km (0.097 R)
• M6: 4,143,861 km (0.053 R)
• M7: 4,550,318 km (0.09 R)
• M8: 5,503,107 km (0.05 R)
• M9: 6,892,572 km (0.072 R)
• M10: 8,870,107 km (0.071 R)
• M11: 11,941,650 km (0.106 R)
• M12: 12,768,627 km (0.107 R)
• M13: 13,855,456 km (0.037 R)
• M14: 14,306,942 km (0.079 R)
• M15: 15,359,064 km (0.11 R)
• M16: 19,944,837 km (0.062 R)
• M17: 21,256,960 km (0.119 R)
• M18: 26,131,906 km (0.113 R)
• M19: 29,241,148 km (0.113 R)
• M20: 31,802,114 km (0.107 R)
• M21: 32,390,931 km (0.116 R)
• M22: 33,894,838 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.9

Radius: 11.1

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.27 AU - 6.05 AU

Year: 8834 Days

Day: 5.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 108.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,083,307 km

• M1: 138,378 km (0.118 R)
• M2: 602,431 km (0.09 R)
• M3: 1,427,912 km (0.091 R)
• M4: 1,921,734 km (0.117 R)
• M5: 2,708,320 km (0.099 R)
• M6: 3,187,781 km (0.061 R)
• M7: 4,067,716 km (0.104 R)
• M8: 4,491,377 km (0.103 R)
• M9: 6,415,355 km (0.099 R)
• M10: 7,150,928 km (0.117 R)
• M11: 7,560,078 km (0.09 R)
• M12: 7,984,936 km (0.075 R)
• M13: 9,846,233 km (0.049 R)
• M14: 10,509,101 km (0.118 R)
• M15: 10,878,159 km (0.088 R)
• M16: 11,586,654 km (0.107 R)
• M17: 13,339,193 km (0.119 R)
• M18: 14,342,995 km (0.118 R)
• M19: 16,784,881 km (0.109 R)
• M20: 17,730,938 km (0.037 R)
• M21: 20,700,905 km (0.099 R)
• M22: 21,703,809 km (0.055 R)
• M23: 28,821,526 km (0.09 R)
• M24: 32,345,304 km (0.095 R)
• M25: 34,499,214 km (0.062 R)
• M26: 36,385,942 km (0.055 R)
• M27: 38,714,583 km (0.074 R)
• M28: 42,324,978 km (0.108 R)
• M29: 43,802,705 km (0.077 R)
• M30: 47,145,769 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 566.6

Radius: 7.6

Gravity: 9.81 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.72 AU - 7.6 AU

Year: 10030 Days

Day: 21.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,083,307 km

• M1: 94,546 km (0.109 R)
• M2: 708,645 km (0.077 R)
• M3: 1,082,041 km (0.073 R)
• M4: 1,527,693 km (0.119 R)
• M5: 1,785,899 km (0.097 R)
• M6: 5,419,931 km (0.079 R)
• M7: 6,456,794 km (0.107 R)
• M8: 8,165,800 km (0.035 R)
• M9: 11,613,731 km (0.075 R)
• M10: 13,265,142 km (0.114 R)
• M11: 14,178,138 km (0.083 R)
• M12: 15,925,890 km (0.076 R)
• M13: 19,379,507 km (0.087 R)
• M14: 23,650,975 km (0.116 R)
• M15: 30,753,133 km (0.084 R)
• M16: 34,108,614 km (0.09 R)
• M17: 35,470,553 km (0.073 R)
• M18: 41,792,858 km (0.107 R)
• M19: 44,411,868 km (0.063 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 12,401 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit