🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.36 AU - 2.14 AU

Year: 846 Days

Day: 39.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,389,487 km

• M1: 16,605 km (0.056 R)

Asteroid Belt

Center: 3.63 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307

Radius: 10.1

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.25 AU - 6.75 AU

Year: 4711 Days

Day: 6.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 96,389,487 km

• M1: 125,662 km (0.074 R)
• M2: 483,201 km (0.081 R)
• M3: 1,253,331 km (0.119 R)
• M4: 1,832,873 km (0.107 R)
• M5: 2,869,586 km (0.086 R)
• M6: 3,661,258 km (0.084 R)
• M7: 4,003,837 km (0.103 R)
• M8: 5,089,020 km (0.108 R)
• M9: 6,474,596 km (0.116 R)
• M10: 8,681,314 km (0.107 R)
• M11: 9,667,613 km (0.106 R)
• M12: 10,686,374 km (0.1 R)
• M13: 11,948,980 km (0.063 R)
• M14: 13,261,552 km (0.074 R)
• M15: 14,221,222 km (0.084 R)
• M16: 16,332,348 km (0.093 R)
• M17: 18,585,441 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.2

Radius: 14.2

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.32 AU - 6.92 AU

Year: 4866 Days

Day: 13.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 89.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 96,389,487 km

• M1: 176,974 km (0.083 R)
• M2: 633,397 km (0.114 R)
• M3: 1,097,749 km (0.073 R)
• M4: 1,824,944 km (0.062 R)
• M5: 2,673,763 km (0.054 R)
• M6: 4,535,508 km (0.073 R)
• M7: 5,227,398 km (0.1 R)
• M8: 5,804,846 km (0.105 R)
• M9: 6,707,669 km (0.094 R)
• M10: 7,829,504 km (0.063 R)
• M11: 9,394,297 km (0.077 R)
• M12: 11,159,104 km (0.101 R)
• M13: 11,611,936 km (0.09 R)
• M14: 12,643,114 km (0.114 R)
• M15: 15,236,094 km (0.106 R)
• M16: 16,313,797 km (0.099 R)
• M17: 16,898,276 km (0.087 R)
• M18: 20,519,592 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981.9

Radius: 4.5

Gravity: 48.49 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 13.86 AU - 22.48 AU

Year: 28289 Days

Day: 20.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 96,389,487 km

• M1: 56,548 km (0.064 R)
• M2: 261,946 km (0.105 R)
• M3: 466,147 km (0.119 R)
• M4: 645,066 km (0.101 R)
• M5: 1,911,562 km (0.098 R)
• M6: 2,135,809 km (0.079 R)
• M7: 3,765,079 km (0.099 R)
• M8: 4,930,895 km (0.054 R)
• M9: 5,139,136 km (0.117 R)
• M10: 6,765,564 km (0.101 R)
• M11: 8,827,621 km (0.087 R)
• M12: 10,780,023 km (0.094 R)
• M13: 11,202,337 km (0.098 R)
• M14: 11,930,729 km (0.108 R)
• M15: 13,643,176 km (0.03 R)
• M16: 16,601,325 km (0.06 R)
• M17: 21,687,353 km (0.039 R)
• M18: 22,134,052 km (0.111 R)
• M19: 27,721,383 km (0.118 R)
• M20: 28,780,237 km (0.075 R)
• M21: 30,003,349 km (0.109 R)
• M22: 31,544,805 km (0.085 R)
• M23: 33,433,628 km (0.113 R)
• M24: 36,641,904 km (0.078 R)
• M25: 42,608,765 km (0.099 R)
• M26: 50,545,530 km (0.094 R)
• M27: 60,947,369 km (0.098 R)
• M28: 63,639,981 km (0.062 R)
• M29: 66,176,862 km (0.102 R)
• M30: 67,115,888 km (0.115 R)
• M31: 67,825,879 km (0.117 R)
• M32: 68,540,957 km (0.111 R)
• M33: 70,228,870 km (0.108 R)
• M34: 72,687,960 km (0.107 R)
• M35: 80,942,022 km (0.103 R)
• M36: 85,293,675 km (0.106 R)
• M37: 86,684,935 km (0.108 R)
• M38: 88,657,981 km (0.072 R)
• M39: 90,372,822 km (0.12 R)
• M40: 92,401,219 km (0.079 R)
• M41: 104,894,586 km (0.103 R)
• M42: 105,531,275 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.1

Radius: 4.8

Gravity: 24.74 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 15.87 AU - 22.97 AU

Year: 31258 Days

Day: 18.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 96,389,487 km

• M1: 391,348 km (0.094 R)
• M2: 926,609 km (0.119 R)
• M3: 1,619,696 km (0.039 R)
• M4: 3,305,814 km (0.082 R)
• M5: 7,454,462 km (0.102 R)
• M6: 8,377,930 km (0.091 R)
• M7: 8,663,362 km (0.112 R)
• M8: 10,713,003 km (0.098 R)
• M9: 20,147,093 km (0.106 R)
• M10: 24,958,460 km (0.116 R)
• M11: 26,636,499 km (0.074 R)
• M12: 29,292,310 km (0.1 R)
• M13: 32,818,482 km (0.059 R)
• M14: 34,102,031 km (0.048 R)
• M15: 36,768,913 km (0.113 R)
• M16: 37,533,657 km (0.108 R)
• M17: 39,253,284 km (0.087 R)
• M18: 46,836,251 km (0.095 R)
• M19: 48,279,122 km (0.086 R)
• M20: 70,284,072 km (0.102 R)
• M21: 71,461,108 km (0.108 R)
• M22: 76,795,768 km (0.052 R)
• M23: 89,894,408 km (0.11 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 15,429 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit