🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981

Radius: 10.8

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.1 AU - 1.12 AU

Year: 755 Days

Day: 10.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,126,724 km

• M1: 134,488 km (0.056 R)
• M2: 476,320 km (0.043 R)
• M3: 917,783 km (0.082 R)
• M4: 1,495,829 km (0.038 R)
• M5: 2,059,364 km (0.108 R)
• M6: 2,895,616 km (0.059 R)
• M7: 3,371,038 km (0.089 R)
• M8: 3,991,122 km (0.071 R)
• M9: 4,378,730 km (0.119 R)
• M10: 4,773,668 km (0.1 R)
• M11: 5,459,275 km (0.101 R)
• M12: 6,209,359 km (0.058 R)
• M13: 6,776,484 km (0.108 R)
• M14: 7,473,461 km (0.08 R)
• M15: 7,914,176 km (0.061 R)
• M16: 8,956,125 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.9

Radius: 12.4

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.89 AU - 1.49 AU

Year: 838 Days

Day: 7.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 107.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,126,724 km

• M1: 154,235 km (0.101 R)
• M2: 541,544 km (0.076 R)
• M3: 1,688,212 km (0.095 R)
• M4: 2,621,403 km (0.112 R)
• M5: 3,276,792 km (0.098 R)
• M6: 3,696,863 km (0.107 R)
• M7: 4,283,885 km (0.1 R)
• M8: 4,693,484 km (0.115 R)
• M9: 5,246,697 km (0.077 R)
• M10: 6,045,699 km (0.092 R)
• M11: 6,504,067 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.6

Radius: 10.7

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.71 AU - 2.33 AU

Year: 1854 Days

Day: 6 Hours

Environment

Temp: -200 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,126,724 km

• M1: 133,292 km (0.098 R)
• M2: 507,885 km (0.088 R)
• M3: 940,821 km (0.045 R)
• M4: 1,295,518 km (0.084 R)
• M5: 1,766,302 km (0.034 R)
• M6: 2,170,665 km (0.104 R)
• M7: 2,527,755 km (0.104 R)
• M8: 4,946,005 km (0.085 R)
• M9: 5,739,622 km (0.066 R)
• M10: 6,636,910 km (0.114 R)
• M11: 7,579,227 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.6

Radius: 9.3

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.77 AU - 5.99 AU

Year: 8057 Days

Day: 7.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 33,126,724 km

• M1: 115,639 km (0.098 R)
• M2: 731,833 km (0.097 R)
• M3: 1,099,245 km (0.099 R)
• M4: 1,473,240 km (0.053 R)
• M5: 2,137,454 km (0.1 R)
• M6: 2,483,325 km (0.06 R)
• M7: 3,585,861 km (0.085 R)
• M8: 4,026,277 km (0.073 R)
• M9: 4,585,324 km (0.037 R)
• M10: 5,105,027 km (0.061 R)
• M11: 5,825,790 km (0.087 R)
• M12: 6,365,988 km (0.07 R)
• M13: 6,720,385 km (0.104 R)
• M14: 7,743,485 km (0.114 R)
• M15: 9,860,594 km (0.084 R)
• M16: 13,228,042 km (0.072 R)
• M17: 14,401,637 km (0.032 R)
• M18: 15,326,451 km (0.109 R)
• M19: 18,480,573 km (0.108 R)
• M20: 19,276,882 km (0.077 R)
• M21: 21,485,695 km (0.061 R)
• M22: 22,365,929 km (0.11 R)
• M23: 22,774,032 km (0.107 R)
• M24: 24,027,812 km (0.094 R)
• M25: 25,859,787 km (0.114 R)
• M26: 28,349,544 km (0.06 R)
• M27: 29,213,771 km (0.119 R)
• M28: 29,996,617 km (0.062 R)
• M29: 30,793,375 km (0.117 R)
• M30: 33,907,405 km (0.078 R)
• M31: 34,990,344 km (0.049 R)
• M32: 35,873,270 km (0.089 R)
• M33: 37,225,186 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.7

Radius: 7.3

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.91 AU - 11.17 AU

Year: 20541 Days

Day: 20.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,126,724 km

• M1: 95,294 km (0.075 R)
• M2: 329,714 km (0.104 R)
• M3: 1,022,352 km (0.098 R)
• M4: 1,324,091 km (0.109 R)
• M5: 5,886,676 km (0.114 R)
• M6: 6,226,712 km (0.075 R)
• M7: 11,338,621 km (0.109 R)
• M8: 11,865,654 km (0.098 R)
• M9: 13,741,462 km (0.104 R)
• M10: 15,951,023 km (0.092 R)
• M11: 16,390,242 km (0.054 R)
• M12: 17,064,180 km (0.096 R)
• M13: 17,292,766 km (0.116 R)
• M14: 18,627,478 km (0.103 R)
• M15: 19,278,827 km (0.084 R)
• M16: 26,141,630 km (0.087 R)
• M17: 36,201,189 km (0.042 R)
• M18: 38,247,089 km (0.105 R)
• M19: 43,129,814 km (0.086 R)
• M20: 46,904,019 km (0.09 R)
• M21: 50,892,597 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.9

Radius: 4.3

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 9.19 AU - 12.11 AU

Year: 22441 Days

Day: 23.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,126,724 km

• M1: 113,545 km (0.07 R)
• M2: 396,135 km (0.057 R)
• M3: 634,744 km (0.094 R)
• M4: 1,769,743 km (0.108 R)
• M5: 2,045,751 km (0.074 R)
• M6: 2,486,317 km (0.114 R)
• M7: 2,719,839 km (0.092 R)
• M8: 3,357,425 km (0.096 R)
• M9: 3,665,597 km (0.082 R)
• M10: 5,175,039 km (0.077 R)
• M11: 7,268,961 km (0.048 R)
• M12: 10,270,343 km (0.08 R)
• M13: 11,060,668 km (0.106 R)
• M14: 12,449,535 km (0.089 R)
• M15: 13,347,122 km (0.114 R)
• M16: 18,489,848 km (0.089 R)
• M17: 20,870,549 km (0.107 R)
• M18: 22,209,898 km (0.092 R)
• M19: 23,447,821 km (0.118 R)
• M20: 24,163,946 km (0.089 R)
• M21: 25,141,269 km (0.107 R)
• M22: 25,472,777 km (0.118 R)
• M23: 28,859,673 km (0.072 R)
• M24: 29,774,165 km (0.107 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: 197 - 18,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit