🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.5

Radius: 8

Gravity: 14.98 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.45 AU - 2.77 AU

Year: 1910 Days

Day: 5.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,397,084 km

• M1: 99,632 km (0.114 R)
• M2: 356,342 km (0.089 R)
• M3: 631,453 km (0.111 R)
• M4: 890,556 km (0.118 R)
• M5: 1,947,166 km (0.078 R)
• M6: 2,270,297 km (0.116 R)
• M7: 3,122,556 km (0.086 R)
• M8: 3,957,312 km (0.055 R)
• M9: 4,354,794 km (0.106 R)
• M10: 4,648,604 km (0.027 R)
• M11: 4,978,168 km (0.096 R)
• M12: 6,322,156 km (0.074 R)
• M13: 8,235,512 km (0.052 R)
• M14: 8,751,924 km (0.066 R)
• M15: 9,636,945 km (0.041 R)
• M16: 11,425,687 km (0.085 R)
• M17: 13,250,033 km (0.116 R)
• M18: 14,833,826 km (0.083 R)
• M19: 16,438,861 km (0.062 R)
• M20: 17,623,976 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.1

Radius: 11

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.27 AU - 3.75 AU

Year: 2979 Days

Day: 7.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,397,084 km

• M1: 136,732 km (0.11 R)
• M2: 506,090 km (0.092 R)
• M3: 1,040,603 km (0.095 R)
• M4: 1,511,088 km (0.094 R)
• M5: 1,853,218 km (0.065 R)
• M6: 3,194,812 km (0.084 R)
• M7: 3,667,841 km (0.087 R)
• M8: 5,224,706 km (0.11 R)
• M9: 6,771,996 km (0.1 R)
• M10: 7,747,375 km (0.036 R)
• M11: 8,283,384 km (0.063 R)
• M12: 9,087,472 km (0.107 R)
• M13: 9,620,041 km (0.109 R)
• M14: 10,474,693 km (0.077 R)
• M15: 11,025,363 km (0.042 R)
• M16: 11,961,247 km (0.104 R)
• M17: 12,410,639 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.4

Radius: 11.5

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.46 AU - 5.94 AU

Year: 6165 Days

Day: 8.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,397,084 km

• M1: 199,414 km (0.031 R)
• M2: 679,623 km (0.071 R)
• M3: 1,038,209 km (0.072 R)
• M4: 1,411,755 km (0.075 R)
• M5: 1,819,110 km (0.101 R)
• M6: 2,768,458 km (0.069 R)
• M7: 4,143,113 km (0.026 R)
• M8: 5,181,173 km (0.058 R)
• M9: 6,221,327 km (0.074 R)
• M10: 9,266,691 km (0.105 R)
• M11: 11,272,200 km (0.119 R)
• M12: 15,365,048 km (0.113 R)
• M13: 16,123,509 km (0.118 R)
• M14: 16,590,404 km (0.096 R)
• M15: 17,227,092 km (0.095 R)
• M16: 18,947,169 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 186.6

Radius: 4.5

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 10.84 AU - 11.14 AU

Year: 16506 Days

Day: 17.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,397,084 km

• M1: 55,950 km (0.08 R)
• M2: 217,366 km (0.11 R)
• M3: 569,669 km (0.076 R)
• M4: 1,123,929 km (0.106 R)
• M5: 2,666,732 km (0.115 R)
• M6: 4,498,558 km (0.119 R)
• M7: 9,324,286 km (0.086 R)
• M8: 10,039,364 km (0.039 R)
• M9: 11,470,866 km (0.081 R)
• M10: 26,298,857 km (0.062 R)
• M11: 27,719,588 km (0.035 R)
• M12: 33,585,620 km (0.067 R)
• M13: 36,169,474 km (0.071 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 16,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit