🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294

Radius: 14.9

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.53 AU - 1.59 AU

Year: 1322 Days

Day: 11.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,899,621 km

• M1: 185,352 km (0.087 R)
• M2: 677,978 km (0.043 R)
• M3: 1,215,034 km (0.097 R)
• M4: 2,093,173 km (0.097 R)
• M5: 3,038,482 km (0.12 R)
• M6: 3,911,536 km (0.049 R)
• M7: 4,982,207 km (0.109 R)
• M8: 5,462,117 km (0.094 R)
• M9: 5,973,144 km (0.088 R)
• M10: 6,933,562 km (0.115 R)
• M11: 7,463,139 km (0.058 R)
• M12: 8,069,309 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.9

Radius: 9.5

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.41 AU - 1.97 AU

Year: 1490 Days

Day: 10.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,899,621 km

• M1: 118,182 km (0.07 R)
• M2: 482,752 km (0.084 R)
• M3: 830,268 km (0.091 R)
• M4: 1,147,416 km (0.072 R)
• M5: 1,857,108 km (0.066 R)
• M6: 2,919,702 km (0.102 R)
• M7: 3,398,864 km (0.094 R)
• M8: 5,012,426 km (0.046 R)
• M9: 6,403,537 km (0.052 R)
• M10: 6,826,300 km (0.096 R)
• M11: 7,320,721 km (0.116 R)
• M12: 8,646,907 km (0.079 R)
• M13: 9,132,950 km (0.027 R)
• M14: 11,549,554 km (0.096 R)
• M15: 12,064,619 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180

Radius: 12.5

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.66 AU - 1.94 AU

Year: 1638 Days

Day: 5 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,899,621 km

• M1: 157,227 km (0.116 R)
• M2: 556,354 km (0.028 R)
• M3: 1,040,752 km (0.089 R)
• M4: 1,610,122 km (0.094 R)
• M5: 2,001,769 km (0.092 R)
• M6: 2,524,015 km (0.116 R)
• M7: 3,059,576 km (0.049 R)
• M8: 3,542,029 km (0.096 R)
• M9: 4,526,233 km (0.031 R)
• M10: 5,743,661 km (0.076 R)
• M11: 7,191,319 km (0.116 R)
• M12: 7,660,159 km (0.112 R)
• M13: 8,325,570 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.8

Radius: 12

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.63 AU - 4.65 AU

Year: 5713 Days

Day: 6.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,899,621 km

• M1: 149,299 km (0.083 R)
• M2: 636,090 km (0.062 R)
• M3: 1,095,356 km (0.05 R)
• M4: 1,919,939 km (0.093 R)
• M5: 2,460,586 km (0.105 R)
• M6: 3,289,059 km (0.114 R)
• M7: 4,093,596 km (0.119 R)
• M8: 4,828,122 km (0.073 R)
• M9: 5,345,431 km (0.092 R)
• M10: 6,190,809 km (0.065 R)
• M11: 6,732,503 km (0.111 R)
• M12: 7,680,355 km (0.108 R)
• M13: 10,159,341 km (0.1 R)
• M14: 11,011,450 km (0.091 R)
• M15: 13,405,914 km (0.102 R)
• M16: 14,026,296 km (0.027 R)
• M17: 14,962,929 km (0.118 R)
• M18: 15,692,368 km (0.118 R)
• M19: 20,281,582 km (0.083 R)
• M20: 22,172,648 km (0.06 R)
• M21: 22,801,857 km (0.1 R)
• M22: 23,767,960 km (0.042 R)
• M23: 24,510,265 km (0.08 R)
• M24: 25,523,940 km (0.096 R)
• M25: 27,997,840 km (0.081 R)
• M26: 29,105,612 km (0.095 R)
• M27: 32,002,425 km (0.107 R)
• M28: 35,086,236 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.7

Radius: 3.4

Gravity: 86.31 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.78 AU - 7.92 AU

Year: 12160 Days

Day: 19.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,899,621 km

• M1: 52,060 km (0.102 R)
• M2: 197,918 km (0.056 R)
• M3: 335,548 km (0.065 R)
• M4: 473,328 km (0.102 R)
• M5: 1,712,447 km (0.104 R)
• M6: 1,885,083 km (0.116 R)
• M7: 2,050,239 km (0.03 R)
• M8: 3,572,248 km (0.097 R)
• M9: 3,825,666 km (0.098 R)
• M10: 4,625,117 km (0.049 R)
• M11: 8,942,213 km (0.051 R)
• M12: 11,258,287 km (0.067 R)
• M13: 13,006,637 km (0.07 R)
• M14: 13,137,984 km (0.119 R)
• M15: 13,403,520 km (0.029 R)
• M16: 14,571,581 km (0.086 R)
• M17: 16,951,533 km (0.077 R)
• M18: 17,187,150 km (0.091 R)
• M19: 17,345,424 km (0.092 R)
• M20: 17,988,246 km (0.034 R)
• M21: 19,321,163 km (0.115 R)
• M22: 19,750,808 km (0.103 R)
• M23: 21,168,547 km (0.111 R)
• M24: 27,627,136 km (0.101 R)
• M25: 27,844,352 km (0.035 R)
• M26: 36,054,583 km (0.106 R)
• M27: 59,157,580 km (0.09 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: 502 - 17,610 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit