🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.5

Radius: 9.1

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.48 AU - 0.56 AU

Year: 259 Days

Day: 13.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 47,133,401 km

• M1: 113,246 km (0.091 R)
• M2: 658,231 km (0.078 R)
• M3: 990,488 km (0.098 R)
• M4: 1,480,421 km (0.061 R)
• M5: 2,203,876 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.7

Radius: 8.9

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.85 AU - 0.91 AU

Year: 570 Days

Day: 10.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,133,401 km

• M1: 110,702 km (0.108 R)
• M2: 423,811 km (0.089 R)
• M3: 774,169 km (0.115 R)
• M4: 1,215,034 km (0.067 R)
• M5: 1,560,605 km (0.045 R)
• M6: 2,103,196 km (0.089 R)
• M7: 2,561,415 km (0.093 R)
• M8: 2,892,924 km (0.061 R)
• M9: 3,416,666 km (0.115 R)
• M10: 4,064,275 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425

Radius: 12.1

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.89 AU - 1.01 AU

Year: 639 Days

Day: 10.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,133,401 km

• M1: 150,645 km (0.08 R)
• M2: 537,954 km (0.104 R)
• M3: 992,432 km (0.117 R)
• M4: 1,672,205 km (0.104 R)
• M5: 2,378,157 km (0.109 R)
• M6: 3,774,953 km (0.099 R)
• M7: 4,282,837 km (0.104 R)
• M8: 5,302,646 km (0.068 R)
• M9: 6,478,037 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.2

Radius: 8.2

Gravity: 8.2 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.47 AU - 1.93 AU

Year: 1530 Days

Day: 5.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,133,401 km

• M1: 102,026 km (0.066 R)
• M2: 453,880 km (0.096 R)
• M3: 717,172 km (0.103 R)
• M4: 1,066,334 km (0.034 R)
• M5: 1,527,544 km (0.108 R)
• M6: 2,028,398 km (0.091 R)
• M7: 2,300,067 km (0.099 R)
• M8: 2,807,503 km (0.113 R)
• M9: 3,220,543 km (0.074 R)
• M10: 3,789,015 km (0.115 R)
• M11: 4,404,311 km (0.041 R)
• M12: 5,064,187 km (0.086 R)
• M13: 6,268,899 km (0.097 R)
• M14: 8,149,045 km (0.068 R)
• M15: 12,303,527 km (0.084 R)
• M16: 12,639,973 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.7

Radius: 7.4

Gravity: 12.23 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.23 AU - 6.87 AU

Year: 9025 Days

Day: 22.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,133,401 km

• M1: 92,152 km (0.103 R)
• M2: 377,286 km (0.079 R)
• M3: 712,684 km (0.114 R)
• M4: 1,531,284 km (0.118 R)
• M5: 3,170,128 km (0.1 R)
• M6: 5,534,972 km (0.071 R)
• M7: 6,008,000 km (0.112 R)
• M8: 6,290,291 km (0.076 R)
• M9: 9,105,574 km (0.09 R)
• M10: 9,478,521 km (0.093 R)
• M11: 11,178,252 km (0.1 R)
• M12: 12,494,115 km (0.118 R)
• M13: 12,780,744 km (0.088 R)
• M14: 13,071,862 km (0.094 R)
• M15: 16,848,311 km (0.086 R)
• M16: 18,131,262 km (0.097 R)
• M17: 18,796,524 km (0.046 R)
• M18: 23,917,109 km (0.095 R)
• M19: 25,904,068 km (0.119 R)
• M20: 27,224,269 km (0.064 R)
• M21: 27,706,573 km (0.096 R)
• M22: 32,091,286 km (0.08 R)
• M23: 33,613,146 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.4

Radius: 6.9

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.2 AU - 10.26 AU

Year: 16297 Days

Day: 20.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,133,401 km

• M1: 85,869 km (0.094 R)
• M2: 351,256 km (0.081 R)
• M3: 1,107,473 km (0.041 R)
• M4: 2,610,333 km (0.069 R)
• M5: 3,017,389 km (0.059 R)
• M6: 3,355,331 km (0.073 R)
• M7: 3,813,100 km (0.047 R)
• M8: 4,496,164 km (0.079 R)
• M9: 4,713,530 km (0.07 R)
• M10: 6,135,607 km (0.117 R)
• M11: 6,891,076 km (0.072 R)
• M12: 7,180,698 km (0.096 R)
• M13: 7,516,096 km (0.109 R)
• M14: 10,118,052 km (0.056 R)
• M15: 11,722,340 km (0.115 R)
• M16: 13,545,339 km (0.113 R)
• M17: 15,121,652 km (0.089 R)
• M18: 15,797,535 km (0.112 R)
• M19: 16,048,261 km (0.04 R)
• M20: 19,770,555 km (0.068 R)
• M21: 21,561,392 km (0.054 R)
• M22: 22,417,091 km (0.071 R)
• M23: 25,548,025 km (0.094 R)
• M24: 29,429,043 km (0.077 R)
• M25: 29,999,908 km (0.08 R)
• M26: 32,661,105 km (0.035 R)
• M27: 36,230,959 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131.5

Radius: 3.4

Gravity: 11.38 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 9.84 AU - 10.42 AU

Year: 22255 Days

Day: 22 Hours

Environment

Temp: -244 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,133,401 km

• M1: 63,729 km (0.077 R)
• M2: 484,697 km (0.099 R)
• M3: 751,879 km (0.118 R)
• M4: 938,577 km (0.083 R)
• M5: 1,876,855 km (0.105 R)
• M6: 2,313,381 km (0.112 R)
• M7: 3,432,374 km (0.111 R)
• M8: 4,478,063 km (0.109 R)
• M9: 5,414,695 km (0.064 R)
• M10: 10,942,785 km (0.047 R)
• M11: 15,311,192 km (0.119 R)
• M12: 17,472,882 km (0.085 R)
• M13: 19,047,549 km (0.114 R)
• M14: 24,883,511 km (0.114 R)
• M15: 31,373,815 km (0.087 R)
• M16: 34,371,756 km (0.078 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 14,261 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit