🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.6

Radius: 10.2

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.56 AU - 0.8 AU

Year: 368 Days

Day: 12.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,785,793 km

• M1: 126,859 km (0.117 R)
• M2: 513,569 km (0.092 R)
• M3: 846,425 km (0.077 R)
• M4: 1,514,978 km (0.082 R)
• M5: 1,888,075 km (0.084 R)
• M6: 2,263,715 km (0.119 R)
• M7: 3,632,984 km (0.069 R)
• M8: 3,955,517 km (0.044 R)
• M9: 4,700,066 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.9

Radius: 10

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.69 AU - 0.97 AU

Year: 496 Days

Day: 9.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,785,793 km

• M1: 125,213 km (0.09 R)
• M2: 452,384 km (0.069 R)
• M3: 845,078 km (0.108 R)
• M4: 1,305,241 km (0.108 R)
• M5: 1,687,015 km (0.115 R)
• M6: 2,094,071 km (0.116 R)
• M7: 2,594,625 km (0.115 R)
• M8: 3,228,322 km (0.102 R)
• M9: 3,593,939 km (0.068 R)
• M10: 4,287,774 km (0.102 R)
• M11: 4,645,612 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.8

Radius: 10.2

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.95 AU - 3.01 AU

Year: 2562 Days

Day: 14.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,785,793 km

• M1: 126,859 km (0.098 R)
• M2: 461,061 km (0.102 R)
• M3: 1,044,044 km (0.085 R)
• M4: 1,505,852 km (0.026 R)
• M5: 1,894,657 km (0.032 R)
• M6: 2,664,338 km (0.112 R)
• M7: 3,022,625 km (0.091 R)
• M8: 3,466,482 km (0.103 R)
• M9: 3,914,527 km (0.087 R)
• M10: 5,135,396 km (0.086 R)
• M11: 5,669,011 km (0.078 R)
• M12: 6,510,799 km (0.104 R)
• M13: 7,107,245 km (0.097 R)
• M14: 7,958,607 km (0.11 R)
• M15: 9,681,974 km (0.05 R)
• M16: 10,421,436 km (0.108 R)
• M17: 11,560,026 km (0.074 R)
• M18: 12,096,484 km (0.103 R)
• M19: 12,779,398 km (0.072 R)
• M20: 14,316,067 km (0.117 R)
• M21: 14,886,783 km (0.087 R)
• M22: 16,586,365 km (0.101 R)
• M23: 18,190,203 km (0.07 R)
• M24: 18,578,859 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.5

Radius: 11.1

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.1 AU - 3.36 AU

Year: 3808 Days

Day: 11.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,785,793 km

• M1: 138,079 km (0.084 R)
• M2: 509,530 km (0.11 R)
• M3: 1,000,959 km (0.038 R)
• M4: 2,607,790 km (0.118 R)
• M5: 3,714,964 km (0.058 R)
• M6: 4,375,139 km (0.077 R)
• M7: 7,347,350 km (0.094 R)
• M8: 9,524,597 km (0.062 R)
• M9: 11,127,090 km (0.081 R)
• M10: 11,970,971 km (0.101 R)
• M11: 12,902,368 km (0.093 R)
• M12: 16,251,415 km (0.118 R)
• M13: 17,785,092 km (0.037 R)
• M14: 20,510,766 km (0.071 R)
• M15: 21,456,673 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.5

Radius: 12

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.18 AU - 5.62 AU

Year: 7115 Days

Day: 7.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,785,793 km

• M1: 149,299 km (0.068 R)
• M2: 639,381 km (0.089 R)
• M3: 1,424,770 km (0.08 R)
• M4: 1,810,284 km (0.081 R)
• M5: 2,723,878 km (0.118 R)
• M6: 3,285,319 km (0.115 R)
• M7: 3,995,909 km (0.068 R)
• M8: 5,755,180 km (0.119 R)
• M9: 6,174,652 km (0.098 R)
• M10: 7,075,381 km (0.102 R)
• M11: 7,481,988 km (0.103 R)
• M12: 8,342,325 km (0.107 R)
• M13: 11,827,656 km (0.028 R)
• M14: 13,719,471 km (0.105 R)
• M15: 16,246,628 km (0.091 R)
• M16: 21,047,972 km (0.084 R)
• M17: 21,814,362 km (0.079 R)
• M18: 23,484,323 km (0.103 R)
• M19: 27,077,215 km (0.106 R)
• M20: 27,527,953 km (0.112 R)
• M21: 28,816,888 km (0.111 R)
• M22: 30,923,077 km (0.071 R)
• M23: 35,332,623 km (0.069 R)
• M24: 36,088,093 km (0.085 R)

Asteroid Belt

Center: 7.03 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.5

Radius: 4.6

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.12 AU - 10.2 AU

Year: 18187 Days

Day: 22 Hours

Environment

Temp: -228 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,785,793 km

• M1: 58,493 km (0.079 R)
• M2: 1,486,554 km (0.075 R)
• M3: 2,190,711 km (0.079 R)
• M4: 3,208,874 km (0.118 R)
• M5: 3,795,298 km (0.1 R)
• M6: 3,952,525 km (0.107 R)
• M7: 5,051,471 km (0.045 R)
• M8: 7,338,075 km (0.088 R)
• M9: 7,623,807 km (0.097 R)
• M10: 14,183,524 km (0.098 R)
• M11: 19,581,314 km (0.114 R)
• M12: 20,051,799 km (0.065 R)
• M13: 21,425,706 km (0.095 R)
• M14: 25,362,823 km (0.116 R)
• M15: 38,403,419 km (0.102 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 19,726 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit