🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.5

Radius: 8.3

Gravity: 12.75 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.88 AU - 1.08 AU

Year: 626 Days

Day: 12.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,955,583 km

• M1: 103,223 km (0.077 R)
• M2: 419,173 km (0.117 R)
• M3: 967,001 km (0.102 R)
• M4: 1,283,550 km (0.099 R)
• M5: 1,605,335 km (0.088 R)
• M6: 2,055,026 km (0.065 R)
• M7: 2,597,617 km (0.113 R)
• M8: 2,933,165 km (0.115 R)
• M9: 3,245,526 km (0.09 R)
• M10: 3,677,714 km (0.099 R)
• M11: 4,117,382 km (0.088 R)
• M12: 5,014,221 km (0.045 R)
• M13: 6,336,966 km (0.1 R)
• M14: 7,324,013 km (0.037 R)
• M15: 7,760,390 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.5

Radius: 10.4

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.68 AU - 1.76 AU

Year: 1456 Days

Day: 13.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,955,583 km

• M1: 129,402 km (0.099 R)
• M2: 502,798 km (0.048 R)
• M3: 972,985 km (0.061 R)
• M4: 1,344,436 km (0.118 R)
• M5: 1,783,955 km (0.116 R)
• M6: 2,115,314 km (0.101 R)
• M7: 2,499,780 km (0.091 R)
• M8: 2,904,891 km (0.071 R)
• M9: 3,817,438 km (0.079 R)
• M10: 4,929,250 km (0.101 R)
• M11: 5,490,092 km (0.057 R)
• M12: 6,310,786 km (0.1 R)
• M13: 6,670,270 km (0.115 R)
• M14: 7,138,960 km (0.074 R)
• M15: 8,221,450 km (0.073 R)
• M16: 8,678,472 km (0.044 R)
• M17: 10,121,343 km (0.062 R)
• M18: 10,459,135 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.3

Radius: 14.6

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.82 AU - 4.04 AU

Year: 4102 Days

Day: 12.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,955,583 km

• M1: 181,612 km (0.115 R)
• M2: 836,402 km (0.116 R)
• M3: 1,441,824 km (0.104 R)
• M4: 3,131,383 km (0.099 R)
• M5: 3,664,849 km (0.117 R)
• M6: 5,365,477 km (0.051 R)
• M7: 7,140,755 km (0.061 R)
• M8: 7,858,975 km (0.102 R)
• M9: 8,968,243 km (0.108 R)
• M10: 9,601,191 km (0.11 R)
• M11: 12,102,468 km (0.112 R)
• M12: 12,582,527 km (0.097 R)
• M13: 13,225,499 km (0.091 R)
• M14: 13,890,312 km (0.083 R)
• M15: 14,631,121 km (0.106 R)
• M16: 16,249,770 km (0.064 R)
• M17: 18,737,881 km (0.104 R)
• M18: 26,013,275 km (0.116 R)
• M19: 26,491,988 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.1

Radius: 11.7

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.19 AU - 4.51 AU

Year: 4878 Days

Day: 10.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,955,583 km

• M1: 146,456 km (0.11 R)
• M2: 553,512 km (0.115 R)
• M3: 1,705,865 km (0.116 R)
• M4: 2,726,870 km (0.095 R)
• M5: 3,682,052 km (0.091 R)
• M6: 5,372,508 km (0.101 R)
• M7: 5,962,822 km (0.117 R)
• M8: 6,331,580 km (0.061 R)
• M9: 6,745,817 km (0.098 R)
• M10: 7,827,858 km (0.084 R)
• M11: 9,282,548 km (0.106 R)
• M12: 10,785,109 km (0.087 R)
• M13: 12,535,554 km (0.051 R)
• M14: 20,474,713 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.9

Radius: 8.7

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.36 AU - 5.1 AU

Year: 6642 Days

Day: 7.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,955,583 km

• M1: 113,246 km (0.029 R)
• M2: 714,180 km (0.08 R)
• M3: 989,440 km (0.083 R)
• M4: 1,274,275 km (0.073 R)
• M5: 1,596,060 km (0.1 R)
• M6: 1,972,149 km (0.059 R)
• M7: 3,178,207 km (0.091 R)
• M8: 4,679,721 km (0.108 R)
• M9: 4,996,718 km (0.07 R)
• M10: 5,673,948 km (0.106 R)
• M11: 9,405,069 km (0.105 R)
• M12: 11,152,372 km (0.075 R)
• M13: 12,157,969 km (0.103 R)
• M14: 12,644,910 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.9

Radius: 14.8

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.64 AU - 6.24 AU

Year: 9347 Days

Day: 8.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,955,583 km

• M1: 184,155 km (0.091 R)
• M2: 1,115,402 km (0.106 R)
• M3: 2,428,123 km (0.119 R)
• M4: 3,551,005 km (0.12 R)
• M5: 4,056,496 km (0.113 R)
• M6: 4,815,855 km (0.115 R)
• M7: 5,373,556 km (0.077 R)
• M8: 5,837,159 km (0.1 R)
• M9: 7,153,770 km (0.099 R)
• M10: 7,924,648 km (0.096 R)
• M11: 9,022,547 km (0.111 R)
• M12: 12,466,140 km (0.095 R)
• M13: 13,164,613 km (0.115 R)
• M14: 16,566,169 km (0.076 R)
• M15: 17,554,562 km (0.114 R)
• M16: 21,161,816 km (0.107 R)
• M17: 26,640,389 km (0.069 R)
• M18: 31,269,845 km (0.11 R)
• M19: 34,904,026 km (0.04 R)
• M20: 36,410,027 km (0.064 R)
• M21: 37,958,964 km (0.087 R)
• M22: 38,688,553 km (0.08 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 16,458 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit