🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.8

Radius: 10.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.67 AU - 0.95 AU

Year: 512 Days

Day: 11.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,027,093 km

• M1: 135,536 km (0.062 R)
• M2: 505,042 km (0.099 R)
• M3: 995,125 km (0.118 R)
• M4: 1,419,534 km (0.109 R)
• M5: 1,836,912 km (0.112 R)
• M6: 2,618,711 km (0.111 R)
• M7: 3,254,502 km (0.07 R)
• M8: 3,654,227 km (0.056 R)
• M9: 4,246,784 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415

Radius: 9.9

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.97 AU - 1.41 AU

Year: 912 Days

Day: 8 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,027,093 km

• M1: 129,851 km (0.088 R)
• M2: 556,953 km (0.108 R)
• M3: 1,255,126 km (0.037 R)
• M4: 1,703,022 km (0.101 R)
• M5: 2,235,890 km (0.099 R)
• M6: 3,720,050 km (0.108 R)
• M7: 5,219,919 km (0.043 R)
• M8: 5,870,220 km (0.115 R)
• M9: 6,245,262 km (0.109 R)
• M10: 6,573,630 km (0.049 R)
• M11: 7,109,639 km (0.119 R)
• M12: 7,651,482 km (0.089 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.4

Radius: 6

Gravity: 16.04 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 6.08 AU - 6.92 AU

Year: 11649 Days

Day: 23.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,027,093 km

• M1: 75,248 km (0.08 R)
• M2: 381,325 km (0.118 R)
• M3: 572,062 km (0.098 R)
• M4: 784,042 km (0.048 R)
• M5: 1,048,980 km (0.102 R)
• M6: 1,857,108 km (0.117 R)
• M7: 3,230,267 km (0.06 R)
• M8: 6,991,456 km (0.113 R)
• M9: 7,825,614 km (0.097 R)
• M10: 8,770,923 km (0.083 R)
• M11: 17,096,194 km (0.087 R)
• M12: 26,971,748 km (0.107 R)
• M13: 32,469,919 km (0.082 R)
• M14: 37,175,071 km (0.039 R)
• M15: 38,544,490 km (0.114 R)
• M16: 44,220,532 km (0.102 R)
• M17: 45,615,981 km (0.077 R)
• M18: 46,040,241 km (0.115 R)
• M19: 47,618,498 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.8

Radius: 6.3

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.84 AU - 7.76 AU

Year: 12464 Days

Day: 18.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,027,093 km

• M1: 78,539 km (0.057 R)
• M2: 340,036 km (0.113 R)
• M3: 2,049,192 km (0.029 R)
• M4: 2,431,414 km (0.095 R)
• M5: 3,337,977 km (0.105 R)
• M6: 4,083,723 km (0.09 R)
• M7: 4,481,204 km (0.036 R)
• M8: 6,149,968 km (0.048 R)
• M9: 6,944,333 km (0.086 R)
• M10: 7,847,755 km (0.111 R)
• M11: 9,250,384 km (0.098 R)
• M12: 10,759,378 km (0.081 R)
• M13: 12,022,283 km (0.095 R)
• M14: 14,384,583 km (0.1 R)
• M15: 14,708,313 km (0.115 R)
• M16: 15,504,922 km (0.117 R)
• M17: 19,606,147 km (0.115 R)
• M18: 20,004,078 km (0.111 R)
• M19: 21,313,807 km (0.105 R)
• M20: 22,592,719 km (0.114 R)
• M21: 24,103,059 km (0.118 R)
• M22: 30,181,969 km (0.089 R)
• M23: 32,231,310 km (0.079 R)
• M24: 33,459,359 km (0.074 R)
• M25: 34,256,716 km (0.12 R)
• M26: 36,126,988 km (0.111 R)
• M27: 36,845,507 km (0.073 R)
• M28: 39,815,324 km (0.088 R)
• M29: 42,807,431 km (0.118 R)
• M30: 44,700,143 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565.4

Radius: 5.1

Gravity: 21.74 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.73 AU - 9.73 AU

Year: 16596 Days

Day: 24.9 Hours

Environment

Temp: -243 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 63,027,093 km

• M1: 63,579 km (0.119 R)
• M2: 225,294 km (0.114 R)
• M3: 400,922 km (0.036 R)
• M4: 743,053 km (0.031 R)
• M5: 1,157,289 km (0.108 R)
• M6: 1,460,524 km (0.11 R)
• M7: 2,305,602 km (0.083 R)
• M8: 2,786,260 km (0.102 R)
• M9: 3,518,392 km (0.107 R)
• M10: 3,741,144 km (0.065 R)
• M11: 3,973,469 km (0.05 R)
• M12: 4,371,250 km (0.073 R)
• M13: 4,531,170 km (0.111 R)
• M14: 5,354,108 km (0.045 R)
• M15: 6,072,926 km (0.079 R)
• M16: 6,394,112 km (0.119 R)
• M17: 6,939,995 km (0.107 R)
• M18: 9,651,157 km (0.114 R)
• M19: 14,354,963 km (0.039 R)
• M20: 17,037,552 km (0.11 R)
• M21: 19,085,547 km (0.047 R)
• M22: 22,503,708 km (0.119 R)
• M23: 23,271,894 km (0.1 R)
• M24: 25,577,795 km (0.11 R)
• M25: 26,308,730 km (0.096 R)
• M26: 27,594,075 km (0.118 R)
• M27: 28,031,499 km (0.084 R)
• M28: 28,585,012 km (0.089 R)
• M29: 29,828,170 km (0.039 R)
• M30: 37,249,122 km (0.103 R)
• M31: 37,783,485 km (0.074 R)
• M32: 39,279,464 km (0.114 R)
• M33: 41,097,826 km (0.054 R)
• M34: 42,825,233 km (0.108 R)
• M35: 43,559,160 km (0.03 R)
• M36: 49,573,742 km (0.049 R)
• M37: 51,200,320 km (0.083 R)
• M38: 51,365,027 km (0.111 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: 214 - 18,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit