🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.8

Radius: 13.6

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.89 AU - 1.05 AU

Year: 627 Days

Day: 15 Hours

Environment

Temp: -163 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 83,490,360 km

• M1: 169,195 km (0.116 R)
• M2: 601,084 km (0.098 R)
• M3: 1,025,045 km (0.117 R)
• M4: 1,747,752 km (0.072 R)
• M5: 2,185,924 km (0.093 R)
• M6: 2,880,806 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.5

Radius: 13.4

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.04 AU - 1.5 AU

Year: 939 Days

Day: 13.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 83,490,360 km

• M1: 166,652 km (0.104 R)
• M2: 810,820 km (0.096 R)
• M3: 1,487,601 km (0.113 R)
• M4: 2,958,747 km (0.058 R)
• M5: 3,401,108 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.6

Radius: 9.3

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.3 AU - 1.7 AU

Year: 1205 Days

Day: 5.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,490,360 km

• M1: 115,639 km (0.107 R)
• M2: 442,660 km (0.119 R)
• M3: 905,516 km (0.11 R)
• M4: 1,395,449 km (0.067 R)
• M5: 1,756,429 km (0.073 R)
• M6: 2,095,866 km (0.045 R)
• M7: 2,456,098 km (0.086 R)
• M8: 2,883,200 km (0.087 R)
• M9: 3,446,286 km (0.116 R)
• M10: 3,777,496 km (0.048 R)
• M11: 4,314,552 km (0.085 R)
• M12: 4,646,360 km (0.109 R)
• M13: 5,263,451 km (0.091 R)
• M14: 5,849,875 km (0.12 R)
• M15: 7,594,336 km (0.07 R)
• M16: 8,079,631 km (0.09 R)
• M17: 9,514,425 km (0.04 R)
• M18: 10,109,076 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.9

Radius: 12.7

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.49 AU - 2.33 AU

Year: 1732 Days

Day: 9.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,490,360 km

• M1: 157,975 km (0.109 R)
• M2: 767,736 km (0.072 R)
• M3: 1,246,898 km (0.088 R)
• M4: 2,720,886 km (0.067 R)
• M5: 3,124,800 km (0.099 R)
• M6: 3,652,881 km (0.099 R)
• M7: 4,353,597 km (0.099 R)
• M8: 5,142,277 km (0.069 R)
• M9: 6,023,857 km (0.062 R)
• M10: 6,438,692 km (0.084 R)
• M11: 7,380,710 km (0.086 R)
• M12: 8,412,337 km (0.104 R)
• M13: 8,931,890 km (0.094 R)
• M14: 10,035,624 km (0.109 R)
• M15: 10,655,707 km (0.093 R)
• M16: 11,301,072 km (0.107 R)
• M17: 11,745,826 km (0.088 R)
• M18: 12,240,696 km (0.047 R)
• M19: 13,642,877 km (0.097 R)
• M20: 14,147,471 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.1

Radius: 5.7

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 5.81 AU - 8.67 AU

Year: 12780 Days

Day: 24.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,490,360 km

• M1: 70,909 km (0.044 R)
• M2: 638,933 km (0.106 R)
• M3: 898,335 km (0.051 R)
• M4: 1,437,785 km (0.099 R)
• M5: 1,964,669 km (0.115 R)
• M6: 2,341,356 km (0.057 R)
• M7: 3,046,860 km (0.088 R)
• M8: 5,129,861 km (0.116 R)
• M9: 5,587,630 km (0.113 R)
• M10: 6,206,068 km (0.075 R)
• M11: 6,833,182 km (0.064 R)
• M12: 7,616,925 km (0.1 R)
• M13: 8,417,723 km (0.067 R)
• M14: 12,292,307 km (0.074 R)
• M15: 12,724,346 km (0.091 R)
• M16: 13,222,357 km (0.113 R)
• M17: 13,733,085 km (0.113 R)
• M18: 14,434,699 km (0.12 R)
• M19: 17,548,279 km (0.075 R)
• M20: 18,165,071 km (0.104 R)
• M21: 19,880,510 km (0.095 R)
• M22: 21,312,760 km (0.038 R)
• M23: 21,779,056 km (0.107 R)
• M24: 23,218,786 km (0.102 R)
• M25: 23,629,582 km (0.063 R)
• M26: 24,213,014 km (0.073 R)
• M27: 28,194,860 km (0.066 R)
• M28: 28,568,556 km (0.09 R)
• M29: 30,291,325 km (0.102 R)
• M30: 31,577,867 km (0.107 R)
• M31: 31,778,926 km (0.113 R)
• M32: 33,210,727 km (0.072 R)
• M33: 35,873,420 km (0.061 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978

Radius: 4.8

Gravity: 42.45 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.9 AU - 10.12 AU

Year: 19239 Days

Day: 23 Hours

Environment

Temp: -236 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 83,490,360 km

• M1: 60,438 km (0.117 R)
• M2: 260,450 km (0.105 R)
• M3: 434,432 km (0.106 R)
• M4: 678,277 km (0.111 R)
• M5: 1,088,025 km (0.062 R)
• M6: 1,301,651 km (0.07 R)
• M7: 1,475,933 km (0.086 R)
• M8: 2,819,321 km (0.049 R)
• M9: 3,456,010 km (0.046 R)
• M10: 3,698,508 km (0.116 R)
• M11: 5,439,379 km (0.096 R)
• M12: 7,918,514 km (0.109 R)
• M13: 10,488,456 km (0.084 R)
• M14: 11,126,790 km (0.037 R)
• M15: 14,092,419 km (0.104 R)
• M16: 17,545,437 km (0.03 R)
• M17: 20,039,981 km (0.085 R)
• M18: 21,020,745 km (0.089 R)
• M19: 21,523,094 km (0.118 R)
• M20: 21,726,099 km (0.056 R)
• M21: 23,077,716 km (0.117 R)
• M22: 26,293,023 km (0.12 R)
• M23: 30,173,442 km (0.111 R)
• M24: 31,853,276 km (0.098 R)
• M25: 32,382,404 km (0.073 R)
• M26: 34,976,132 km (0.029 R)
• M27: 38,297,204 km (0.066 R)
• M28: 38,595,503 km (0.076 R)
• M29: 39,196,736 km (0.098 R)
• M30: 40,727,422 km (0.094 R)
• M31: 47,077,852 km (0.034 R)
• M32: 48,981,484 km (0.061 R)
• M33: 49,509,415 km (0.077 R)
• M34: 51,841,048 km (0.101 R)
• M35: 54,057,191 km (0.093 R)
• M36: 56,335,865 km (0.067 R)
• M37: 63,346,022 km (0.102 R)
• M38: 71,365,365 km (0.108 R)
• M39: 78,824,614 km (0.093 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 16,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit