🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.9

Radius: 12.6

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.17 AU - 1.39 AU

Year: 1000 Days

Day: 11.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,470,999 km

• M1: 156,779 km (0.101 R)
• M2: 715,676 km (0.071 R)
• M3: 1,161,328 km (0.107 R)
• M4: 1,616,255 km (0.111 R)
• M5: 2,105,590 km (0.091 R)
• M6: 2,534,038 km (0.053 R)
• M7: 2,966,825 km (0.085 R)
• M8: 3,419,359 km (0.057 R)
• M9: 4,341,330 km (0.07 R)
• M10: 5,713,741 km (0.055 R)
• M11: 6,442,432 km (0.109 R)
• M12: 7,232,309 km (0.074 R)
• M13: 8,467,539 km (0.076 R)
• M14: 10,086,188 km (0.12 R)
• M15: 10,821,012 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915

Radius: 12.4

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.66 AU - 1.8 AU

Year: 1571 Days

Day: 10.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,470,999 km

• M1: 154,235 km (0.112 R)
• M2: 590,164 km (0.073 R)
• M3: 995,574 km (0.083 R)
• M4: 1,674,000 km (0.038 R)
• M5: 2,811,542 km (0.088 R)
• M6: 3,215,606 km (0.074 R)
• M7: 3,607,253 km (0.102 R)
• M8: 4,648,305 km (0.117 R)
• M9: 5,108,468 km (0.12 R)
• M10: 5,927,666 km (0.044 R)
• M11: 7,457,155 km (0.067 R)
• M12: 7,914,176 km (0.106 R)
• M13: 9,398,337 km (0.088 R)
• M14: 10,000,318 km (0.06 R)
• M15: 12,272,860 km (0.105 R)
• M16: 13,782,751 km (0.117 R)
• M17: 14,560,510 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.6

Radius: 8.2

Gravity: 11.91 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.9 AU - 3.94 AU

Year: 5357 Days

Day: 8.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,470,999 km

• M1: 102,624 km (0.115 R)
• M2: 363,672 km (0.1 R)
• M3: 792,420 km (0.067 R)
• M4: 1,110,315 km (0.066 R)
• M5: 1,525,599 km (0.034 R)
• M6: 2,872,878 km (0.051 R)
• M7: 3,705,539 km (0.028 R)
• M8: 5,330,172 km (0.092 R)
• M9: 6,546,702 km (0.026 R)
• M10: 7,202,240 km (0.055 R)
• M11: 7,862,864 km (0.081 R)
• M12: 8,325,271 km (0.081 R)
• M13: 8,643,615 km (0.12 R)
• M14: 9,347,025 km (0.049 R)
• M15: 9,690,950 km (0.081 R)
• M16: 10,313,277 km (0.085 R)
• M17: 10,680,690 km (0.056 R)
• M18: 12,340,478 km (0.037 R)
• M19: 12,859,732 km (0.098 R)
• M20: 14,505,159 km (0.1 R)
• M21: 16,659,219 km (0.067 R)
• M22: 18,542,955 km (0.082 R)
• M23: 19,086,744 km (0.089 R)
• M24: 20,420,558 km (0.08 R)
• M25: 25,370,602 km (0.083 R)
• M26: 25,704,205 km (0.075 R)
• M27: 28,479,096 km (0.115 R)
• M28: 29,294,105 km (0.071 R)
• M29: 30,498,817 km (0.079 R)
• M30: 32,612,037 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 956.7

Radius: 4.1

Gravity: 56.91 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.7 AU - 8.38 AU

Year: 12893 Days

Day: 17.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 63,470,999 km

• M1: 51,162 km (0.112 R)
• M2: 362,625 km (0.084 R)
• M3: 528,529 km (0.071 R)
• M4: 863,629 km (0.074 R)
• M5: 1,114,953 km (0.038 R)
• M6: 1,780,514 km (0.092 R)
• M7: 2,330,136 km (0.025 R)
• M8: 3,009,909 km (0.068 R)
• M9: 4,019,246 km (0.057 R)
• M10: 4,919,526 km (0.085 R)
• M11: 5,985,560 km (0.069 R)
• M12: 8,764,191 km (0.108 R)
• M13: 9,599,995 km (0.075 R)
• M14: 10,545,004 km (0.106 R)
• M15: 10,718,089 km (0.099 R)
• M16: 10,892,819 km (0.081 R)
• M17: 11,857,875 km (0.086 R)
• M18: 12,682,758 km (0.093 R)
• M19: 13,477,571 km (0.041 R)
• M20: 15,984,532 km (0.074 R)
• M21: 16,212,968 km (0.084 R)
• M22: 17,387,461 km (0.063 R)
• M23: 21,249,480 km (0.078 R)
• M24: 21,618,089 km (0.119 R)
• M25: 23,525,612 km (0.115 R)
• M26: 25,335,746 km (0.092 R)
• M27: 25,542,490 km (0.074 R)
• M28: 26,699,480 km (0.027 R)
• M29: 28,555,391 km (0.07 R)
• M30: 30,964,665 km (0.089 R)
• M31: 45,213,712 km (0.087 R)
• M32: 46,284,235 km (0.117 R)
• M33: 49,114,028 km (0.066 R)
• M34: 53,741,838 km (0.082 R)
• M35: 54,254,211 km (0.051 R)
• M36: 54,942,511 km (0.085 R)
• M37: 57,219,540 km (0.027 R)
• M38: 59,741,461 km (0.111 R)
• M39: 62,524,430 km (0.09 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 12,579 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit