🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.8

Radius: 14.1

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.79 AU - 1.09 AU

Year: 608 Days

Day: 10.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,303,058 km

• M1: 175,329 km (0.068 R)
• M2: 666,758 km (0.071 R)
• M3: 1,246,749 km (0.106 R)
• M4: 1,951,055 km (0.039 R)
• M5: 2,517,433 km (0.107 R)
• M6: 3,439,554 km (0.071 R)
• M7: 4,167,348 km (0.098 R)
• M8: 4,741,355 km (0.081 R)
• M9: 5,206,305 km (0.115 R)
• M10: 6,188,415 km (0.085 R)
• M11: 6,702,882 km (0.111 R)
• M12: 8,371,646 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.3

Radius: 11.7

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.38 AU - 1.76 AU

Year: 1312 Days

Day: 7.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,303,058 km

• M1: 145,559 km (0.037 R)
• M2: 535,860 km (0.057 R)
• M3: 1,049,878 km (0.078 R)
• M4: 1,427,014 km (0.101 R)
• M5: 1,861,596 km (0.092 R)
• M6: 2,511,449 km (0.102 R)
• M7: 3,772,260 km (0.069 R)
• M8: 5,005,694 km (0.085 R)
• M9: 5,601,991 km (0.113 R)
• M10: 6,265,458 km (0.112 R)
• M11: 7,112,332 km (0.052 R)
• M12: 7,749,469 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.7

Radius: 14

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.49 AU - 1.97 AU

Year: 1517 Days

Day: 10.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,303,058 km

• M1: 174,282 km (0.116 R)
• M2: 1,019,809 km (0.115 R)
• M3: 1,459,926 km (0.094 R)
• M4: 2,204,624 km (0.064 R)
• M5: 2,698,297 km (0.085 R)
• M6: 3,251,211 km (0.04 R)
• M7: 3,699,107 km (0.106 R)
• M8: 4,403,264 km (0.112 R)
• M9: 5,073,911 km (0.093 R)
• M10: 5,990,497 km (0.06 R)
• M11: 6,914,713 km (0.118 R)
• M12: 7,877,525 km (0.118 R)
• M13: 8,320,783 km (0.036 R)
• M14: 9,440,972 km (0.092 R)
• M15: 9,878,247 km (0.044 R)
• M16: 11,622,558 km (0.091 R)
• M17: 12,717,913 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.1

Radius: 8.6

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.24 AU - 3.66 AU

Year: 4273 Days

Day: 12.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,303,058 km

• M1: 107,262 km (0.067 R)
• M2: 387,159 km (0.089 R)
• M3: 702,512 km (0.113 R)
• M4: 1,345,483 km (0.092 R)
• M5: 1,697,786 km (0.046 R)
• M6: 1,966,464 km (0.091 R)
• M7: 2,263,865 km (0.119 R)
• M8: 3,373,731 km (0.072 R)
• M9: 3,942,203 km (0.035 R)
• M10: 4,305,576 km (0.116 R)
• M11: 5,312,520 km (0.096 R)
• M12: 6,346,241 km (0.079 R)
• M13: 7,841,172 km (0.034 R)
• M14: 8,746,240 km (0.065 R)
• M15: 9,114,699 km (0.09 R)
• M16: 10,418,295 km (0.119 R)
• M17: 12,677,971 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.3

Radius: 11.7

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.77 AU - 3.95 AU

Year: 5057 Days

Day: 5.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,303,058 km

• M1: 147,204 km (0.12 R)
• M2: 564,882 km (0.061 R)
• M3: 1,067,830 km (0.072 R)
• M4: 1,530,835 km (0.108 R)
• M5: 1,979,329 km (0.06 R)
• M6: 2,414,061 km (0.1 R)
• M7: 4,240,651 km (0.089 R)
• M8: 5,081,840 km (0.045 R)
• M9: 6,350,878 km (0.117 R)
• M10: 6,783,665 km (0.091 R)
• M11: 7,561,125 km (0.078 R)
• M12: 7,933,773 km (0.097 R)
• M13: 8,357,734 km (0.067 R)
• M14: 9,678,234 km (0.102 R)
• M15: 10,433,853 km (0.107 R)
• M16: 14,077,908 km (0.103 R)
• M17: 15,699,698 km (0.056 R)
• M18: 18,095,059 km (0.099 R)
• M19: 20,508,372 km (0.101 R)
• M20: 21,680,023 km (0.115 R)
• M21: 23,441,837 km (0.072 R)
• M22: 27,248,504 km (0.029 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 16,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit