🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.5

Radius: 9.1

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.02 AU - 1.46 AU

Year: 953 Days

Day: 14.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,870,524 km

• M1: 113,994 km (0.105 R)
• M2: 487,390 km (0.085 R)
• M3: 879,336 km (0.102 R)
• M4: 1,550,283 km (0.074 R)
• M5: 2,373,370 km (0.116 R)
• M6: 2,669,275 km (0.119 R)
• M7: 3,226,976 km (0.117 R)
• M8: 4,078,786 km (0.042 R)
• M9: 5,451,197 km (0.081 R)
• M10: 5,766,998 km (0.113 R)
• M11: 7,178,304 km (0.115 R)
• M12: 7,462,091 km (0.087 R)
• M13: 7,951,875 km (0.119 R)
• M14: 9,077,599 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.2

Radius: 12.3

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.06 AU - 1.56 AU

Year: 1035 Days

Day: 5.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,870,524 km

• M1: 153,039 km (0.106 R)
• M2: 849,566 km (0.12 R)
• M3: 1,647,521 km (0.089 R)
• M4: 2,195,947 km (0.118 R)
• M5: 2,764,120 km (0.118 R)
• M6: 4,066,968 km (0.084 R)
• M7: 4,499,306 km (0.102 R)
• M8: 5,146,167 km (0.071 R)
• M9: 6,117,057 km (0.109 R)
• M10: 7,206,429 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.4

Radius: 11.2

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.47 AU - 2.39 AU

Year: 1851 Days

Day: 6.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,870,524 km

• M1: 139,276 km (0.116 R)
• M2: 614,398 km (0.052 R)
• M3: 1,184,067 km (0.072 R)
• M4: 1,593,965 km (0.103 R)
• M5: 2,226,764 km (0.106 R)
• M6: 3,035,341 km (0.09 R)
• M7: 3,532,604 km (0.073 R)
• M8: 3,888,049 km (0.089 R)
• M9: 4,651,895 km (0.072 R)
• M10: 5,207,651 km (0.081 R)
• M11: 5,624,880 km (0.104 R)
• M12: 6,353,870 km (0.117 R)
• M13: 7,688,882 km (0.098 R)
• M14: 8,707,793 km (0.096 R)
• M15: 9,077,150 km (0.103 R)
• M16: 10,147,373 km (0.091 R)
• M17: 10,556,673 km (0.094 R)
• M18: 11,518,288 km (0.115 R)
• M19: 12,229,177 km (0.06 R)
• M20: 13,209,043 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.5

Radius: 12.2

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.88 AU - 2.3 AU

Year: 2086 Days

Day: 5.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,870,524 km

• M1: 151,842 km (0.074 R)
• M2: 564,732 km (0.109 R)
• M3: 1,319,453 km (0.063 R)
• M4: 2,156,453 km (0.106 R)
• M5: 3,146,342 km (0.12 R)
• M6: 4,619,133 km (0.103 R)
• M7: 6,556,725 km (0.08 R)
• M8: 8,054,798 km (0.113 R)
• M9: 9,708,004 km (0.069 R)
• M10: 10,274,382 km (0.092 R)
• M11: 11,822,271 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.3

Radius: 12.7

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.2 AU - 3.48 AU

Year: 3304 Days

Day: 6.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 50,870,524 km

• M1: 157,975 km (0.067 R)
• M2: 800,498 km (0.037 R)
• M3: 5,056,408 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.7

Radius: 8.5

Gravity: 11.51 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.04 AU - 3.1 AU

Year: 3713 Days

Day: 6.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,870,524 km

• M1: 105,766 km (0.102 R)
• M2: 421,716 km (0.102 R)
• M3: 1,121,685 km (0.084 R)
• M4: 3,826,564 km (0.096 R)
• M5: 4,800,895 km (0.109 R)
• M6: 5,133,750 km (0.075 R)
• M7: 5,704,017 km (0.11 R)
• M8: 7,431,723 km (0.11 R)
• M9: 9,403,722 km (0.087 R)
• M10: 10,132,114 km (0.044 R)
• M11: 11,655,469 km (0.096 R)
• M12: 12,211,225 km (0.119 R)
• M13: 14,088,230 km (0.074 R)
• M14: 14,612,570 km (0.104 R)
• M15: 15,867,697 km (0.117 R)
• M16: 16,492,866 km (0.107 R)
• M17: 18,968,262 km (0.072 R)
• M18: 19,286,157 km (0.108 R)
• M19: 20,129,291 km (0.115 R)
• M20: 20,996,959 km (0.038 R)
• M21: 21,474,326 km (0.066 R)
• M22: 22,878,152 km (0.071 R)
• M23: 24,342,117 km (0.081 R)
• M24: 25,945,507 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468

Radius: 3.1

Gravity: 48.7 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.49 AU - 7.27 AU

Year: 11124 Days

Day: 19.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 50,870,524 km

• M1: 39,045 km (0.096 R)
• M2: 138,079 km (0.071 R)
• M3: 241,900 km (0.105 R)
• M4: 379,530 km (0.054 R)
• M5: 704,456 km (0.107 R)
• M6: 853,007 km (0.099 R)
• M7: 1,323,343 km (0.082 R)
• M8: 1,494,782 km (0.105 R)
• M9: 2,081,654 km (0.069 R)
• M10: 2,222,576 km (0.038 R)
• M11: 2,484,372 km (0.09 R)
• M12: 3,345,906 km (0.096 R)
• M13: 3,564,169 km (0.103 R)
• M14: 3,975,414 km (0.109 R)
• M15: 4,922,368 km (0.109 R)
• M16: 6,553,883 km (0.098 R)
• M17: 6,780,224 km (0.112 R)
• M18: 7,328,800 km (0.116 R)
• M19: 7,449,974 km (0.107 R)
• M20: 7,948,584 km (0.098 R)
• M21: 8,293,108 km (0.088 R)
• M22: 9,338,946 km (0.097 R)
• M23: 12,532,113 km (0.104 R)
• M24: 12,822,183 km (0.079 R)
• M25: 15,240,433 km (0.096 R)
• M26: 16,314,695 km (0.04 R)
• M27: 19,142,693 km (0.099 R)
• M28: 21,363,174 km (0.116 R)
• M29: 22,280,658 km (0.114 R)
• M30: 22,964,021 km (0.08 R)
• M31: 32,286,212 km (0.094 R)
• M32: 35,762,568 km (0.066 R)
• M33: 35,878,656 km (0.089 R)
• M34: 36,934,966 km (0.067 R)
• M35: 43,183,370 km (0.065 R)
• M36: 45,186,785 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.8

Radius: 6.4

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 9.27 AU - 10.85 AU

Year: 22025 Days

Day: 19.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,870,524 km

• M1: 201,808 km (0.115 R)
• M2: 510,727 km (0.091 R)
• M3: 1,194,539 km (0.096 R)
• M4: 2,509,055 km (0.071 R)
• M5: 4,495,266 km (0.049 R)
• M6: 4,863,876 km (0.08 R)
• M7: 6,202,627 km (0.101 R)
• M8: 7,988,825 km (0.12 R)
• M9: 21,250,976 km (0.108 R)
• M10: 23,357,763 km (0.12 R)
• M11: 24,931,832 km (0.119 R)
• M12: 26,182,171 km (0.089 R)
• M13: 30,291,175 km (0.11 R)
• M14: 38,228,090 km (0.103 R)
• M15: 49,212,763 km (0.114 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 18,118 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit