🌌 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: 826.7

Radius: 8.2

Gravity: 12.29 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.77 AU - 0.87 AU

Year: 472 Days

Day: 7.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,263,165 km

• M1: 102,026 km (0.11 R)
• M2: 476,619 km (0.087 R)
• M3: 809,923 km (0.098 R)
• M4: 1,135,597 km (0.117 R)
• M5: 1,946,717 km (0.074 R)
• M6: 2,239,779 km (0.115 R)
• M7: 2,613,924 km (0.098 R)
• M8: 3,052,395 km (0.073 R)
• M9: 3,375,526 km (0.068 R)
• M10: 3,708,082 km (0.096 R)
• M11: 4,233,769 km (0.077 R)
• M12: 4,621,377 km (0.089 R)
• M13: 4,935,383 km (0.099 R)
• M14: 5,263,751 km (0.039 R)
• M15: 5,694,593 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.4

Radius: 9.3

Gravity: 10.1 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.27 AU - 1.33 AU

Year: 942 Days

Day: 9.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,263,165 km

• M1: 115,639 km (0.096 R)
• M2: 458,069 km (0.056 R)
• M3: 787,034 km (0.102 R)
• M4: 1,249,591 km (0.088 R)
• M5: 1,587,084 km (0.112 R)
• M6: 1,965,716 km (0.077 R)
• M7: 2,690,518 km (0.073 R)
• M8: 3,053,442 km (0.116 R)
• M9: 3,493,409 km (0.058 R)
• M10: 3,846,909 km (0.029 R)
• M11: 4,224,045 km (0.032 R)
• M12: 5,837,758 km (0.101 R)
• M13: 6,935,956 km (0.084 R)
• M14: 7,397,016 km (0.097 R)
• M15: 8,087,111 km (0.101 R)
• M16: 8,380,323 km (0.053 R)
• M17: 9,985,209 km (0.117 R)
• M18: 10,416,500 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.9

Radius: 14

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.11 AU - 2.59 AU

Year: 2291 Days

Day: 10.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 22,263,165 km

• M1: 174,581 km (0.09 R)
• M2: 681,717 km (0.105 R)
• M3: 2,801,370 km (0.095 R)
• M4: 3,694,170 km (0.097 R)
• M5: 4,749,583 km (0.106 R)
• M6: 5,950,854 km (0.096 R)
• M7: 6,648,129 km (0.032 R)
• M8: 7,134,023 km (0.079 R)
• M9: 9,833,218 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.7

Radius: 9.1

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.43 AU - 2.51 AU

Year: 2468 Days

Day: 11.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,263,165 km

• M1: 113,246 km (0.03 R)
• M2: 398,978 km (0.046 R)
• M3: 821,143 km (0.113 R)
• M4: 1,616,405 km (0.12 R)
• M5: 1,899,444 km (0.098 R)
• M6: 2,227,961 km (0.061 R)
• M7: 2,528,503 km (0.106 R)
• M8: 2,971,612 km (0.118 R)
• M9: 3,698,957 km (0.067 R)
• M10: 4,698,869 km (0.105 R)
• M11: 6,958,395 km (0.105 R)
• M12: 8,532,464 km (0.114 R)
• M13: 9,054,112 km (0.066 R)
• M14: 9,662,078 km (0.038 R)
• M15: 10,677,099 km (0.084 R)
• M16: 12,253,711 km (0.1 R)
• M17: 12,680,813 km (0.034 R)
• M18: 13,037,604 km (0.105 R)
• M19: 13,523,648 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.2

Radius: 8.9

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.59 AU - 2.97 AU

Year: 2947 Days

Day: 6.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,263,165 km

• M1: 111,301 km (0.069 R)
• M2: 715,527 km (0.095 R)
• M3: 1,054,515 km (0.04 R)
• M4: 1,419,983 km (0.078 R)
• M5: 1,858,754 km (0.09 R)
• M6: 2,140,147 km (0.104 R)
• M7: 2,762,175 km (0.096 R)
• M8: 3,669,037 km (0.097 R)
• M9: 4,865,521 km (0.106 R)
• M10: 5,451,197 km (0.093 R)
• M11: 6,058,714 km (0.037 R)
• M12: 7,408,685 km (0.07 R)
• M13: 7,919,562 km (0.069 R)
• M14: 10,098,754 km (0.1 R)
• M15: 10,691,610 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.4

Radius: 10.2

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.34 AU - 3.64 AU

Year: 4145 Days

Day: 9.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,263,165 km

• M1: 127,607 km (0.107 R)
• M2: 582,235 km (0.115 R)
• M3: 989,291 km (0.092 R)
• M4: 1,439,880 km (0.093 R)
• M5: 1,778,569 km (0.092 R)
• M6: 2,295,579 km (0.074 R)
• M7: 3,080,519 km (0.108 R)
• M8: 3,441,200 km (0.074 R)
• M9: 5,028,882 km (0.083 R)
• M10: 5,956,987 km (0.08 R)
• M11: 7,026,014 km (0.037 R)
• M12: 7,590,147 km (0.063 R)
• M13: 8,738,311 km (0.066 R)
• M14: 9,503,055 km (0.105 R)
• M15: 9,998,374 km (0.087 R)
• M16: 13,673,395 km (0.037 R)
• M17: 14,553,330 km (0.102 R)
• M18: 15,212,159 km (0.04 R)
• M19: 17,364,124 km (0.09 R)
• M20: 21,025,233 km (0.106 R)
• M21: 21,346,419 km (0.111 R)
• M22: 21,670,897 km (0.117 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 15,075 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit