🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.3 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836

Radius: 12.5

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.41 AU - 2.77 AU

Year: 2877 Days

Day: 10.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,132,539 km

• M1: 155,582 km (0.05 R)
• M2: 601,533 km (0.07 R)
• M3: 1,181,225 km (0.114 R)
• M4: 1,595,611 km (0.098 R)
• M5: 2,285,257 km (0.115 R)
• M6: 3,823,722 km (0.115 R)
• M7: 4,503,345 km (0.092 R)
• M8: 5,138,088 km (0.118 R)
• M9: 5,567,734 km (0.097 R)
• M10: 7,156,912 km (0.052 R)
• M11: 7,694,417 km (0.115 R)
• M12: 8,744,145 km (0.092 R)
• M13: 9,470,592 km (0.12 R)
• M14: 9,887,073 km (0.112 R)
• M15: 10,355,314 km (0.076 R)
• M16: 11,336,527 km (0.048 R)
• M17: 13,154,739 km (0.116 R)
• M18: 14,157,942 km (0.064 R)
• M19: 15,469,916 km (0.081 R)
• M20: 16,478,804 km (0.027 R)
• M21: 17,530,926 km (0.037 R)
• M22: 19,343,154 km (0.073 R)
• M23: 21,406,259 km (0.079 R)
• M24: 22,059,403 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.8

Radius: 11.3

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.29 AU - 3.17 AU

Year: 3114 Days

Day: 5.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,132,539 km

• M1: 140,472 km (0.095 R)
• M2: 507,436 km (0.115 R)
• M3: 894,446 km (0.089 R)
• M4: 1,286,242 km (0.082 R)
• M5: 2,117,558 km (0.087 R)
• M6: 2,766,962 km (0.103 R)
• M7: 3,390,037 km (0.078 R)
• M8: 4,417,326 km (0.037 R)
• M9: 5,296,213 km (0.116 R)
• M10: 5,695,341 km (0.064 R)
• M11: 6,258,876 km (0.117 R)
• M12: 8,386,606 km (0.061 R)
• M13: 9,230,189 km (0.119 R)
• M14: 11,085,950 km (0.078 R)
• M15: 11,875,827 km (0.059 R)
• M16: 15,096,220 km (0.108 R)
• M17: 18,012,332 km (0.095 R)
• M18: 19,477,194 km (0.03 R)
• M19: 20,302,974 km (0.068 R)
• M20: 20,757,303 km (0.04 R)
• M21: 21,418,077 km (0.103 R)
• M22: 22,504,307 km (0.092 R)
• M23: 22,991,098 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.7

Radius: 12.4

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.1 AU - 3.16 AU

Year: 3822 Days

Day: 11 Hours

Environment

Temp: -223 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,132,539 km

• M1: 154,235 km (0.097 R)
• M2: 652,546 km (0.097 R)
• M3: 1,130,511 km (0.094 R)
• M4: 1,622,389 km (0.079 R)
• M5: 2,025,256 km (0.083 R)
• M6: 2,454,751 km (0.115 R)
• M7: 3,184,340 km (0.086 R)
• M8: 3,674,722 km (0.1 R)
• M9: 4,615,693 km (0.087 R)
• M10: 5,177,582 km (0.078 R)
• M11: 6,163,881 km (0.116 R)
• M12: 7,056,831 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.6

Radius: 8.3

Gravity: 12.42 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.35 AU - 4.97 AU

Year: 5857 Days

Day: 12.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,132,539 km

• M1: 103,522 km (0.068 R)
• M2: 486,941 km (0.069 R)
• M3: 812,466 km (0.055 R)
• M4: 1,272,928 km (0.058 R)
• M5: 1,855,313 km (0.108 R)
• M6: 2,357,812 km (0.087 R)
• M7: 2,908,482 km (0.05 R)
• M8: 3,321,372 km (0.077 R)
• M9: 3,844,216 km (0.066 R)
• M10: 4,526,532 km (0.069 R)
• M11: 5,872,016 km (0.07 R)
• M12: 7,465,831 km (0.061 R)
• M13: 11,940,004 km (0.068 R)
• M14: 12,568,316 km (0.073 R)
• M15: 13,664,419 km (0.11 R)
• M16: 14,005,353 km (0.062 R)
• M17: 15,304,161 km (0.089 R)
• M18: 15,795,740 km (0.112 R)
• M19: 16,617,032 km (0.088 R)
• M20: 17,136,436 km (0.11 R)
• M21: 19,897,414 km (0.028 R)
• M22: 20,705,692 km (0.08 R)
• M23: 22,075,410 km (0.037 R)
• M24: 23,181,686 km (0.102 R)
• M25: 23,912,172 km (0.109 R)
• M26: 24,574,293 km (0.084 R)
• M27: 25,078,737 km (0.046 R)
• M28: 26,810,631 km (0.106 R)
• M29: 32,583,314 km (0.076 R)
• M30: 33,294,502 km (0.045 R)
• M31: 34,958,928 km (0.119 R)
• M32: 35,490,300 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.3

Radius: 4.3

Gravity: 26.57 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.65 AU - 9.83 AU

Year: 17835 Days

Day: 23.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,132,539 km

• M1: 57,894 km (0.063 R)
• M2: 208,539 km (0.106 R)
• M3: 363,224 km (0.076 R)
• M4: 734,077 km (0.097 R)
• M5: 925,113 km (0.067 R)
• M6: 1,559,558 km (0.099 R)
• M7: 1,738,776 km (0.07 R)
• M8: 2,080,906 km (0.08 R)
• M9: 3,378,219 km (0.115 R)
• M10: 3,764,780 km (0.076 R)
• M11: 4,272,814 km (0.066 R)
• M12: 4,825,429 km (0.086 R)
• M13: 4,996,569 km (0.096 R)
• M14: 6,031,637 km (0.117 R)
• M15: 6,190,360 km (0.073 R)
• M16: 8,565,226 km (0.098 R)
• M17: 9,228,842 km (0.095 R)
• M18: 10,429,066 km (0.072 R)
• M19: 12,102,019 km (0.097 R)
• M20: 12,611,101 km (0.048 R)
• M21: 12,936,476 km (0.118 R)
• M22: 13,267,237 km (0.079 R)
• M23: 23,002,468 km (0.105 R)
• M24: 23,881,355 km (0.075 R)
• M25: 26,865,085 km (0.119 R)
• M26: 31,732,401 km (0.073 R)
• M27: 41,427,540 km (0.119 R)
• M28: 43,165,418 km (0.107 R)
• M29: 47,564,493 km (0.08 R)
• M30: 50,277,152 km (0.029 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 573.7

Radius: 7.7

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 7.96 AU - 9.7 AU

Year: 18111 Days

Day: 17 Hours

Environment

Temp: -230 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,132,539 km

• M1: 99,483 km (0.081 R)
• M2: 648,357 km (0.06 R)
• M3: 1,069,625 km (0.1 R)
• M4: 1,799,363 km (0.083 R)
• M5: 2,896,664 km (0.102 R)
• M6: 3,223,385 km (0.088 R)
• M7: 3,951,179 km (0.06 R)
• M8: 4,450,836 km (0.071 R)
• M9: 7,235,002 km (0.081 R)
• M10: 9,630,812 km (0.069 R)
• M11: 10,019,617 km (0.053 R)
• M12: 14,359,600 km (0.044 R)
• M13: 14,867,186 km (0.054 R)
• M14: 15,311,791 km (0.077 R)
• M15: 16,462,198 km (0.037 R)
• M16: 22,309,979 km (0.094 R)
• M17: 25,326,172 km (0.111 R)
• M18: 27,041,012 km (0.059 R)
• M19: 31,300,362 km (0.092 R)
• M20: 33,399,221 km (0.086 R)
• M21: 35,327,537 km (0.116 R)
• M22: 37,057,637 km (0.075 R)
• M23: 40,830,345 km (0.103 R)
• M24: 42,883,875 km (0.1 R)
• M25: 46,405,259 km (0.101 R)
• M26: 50,612,700 km (0.108 R)
• M27: 51,787,492 km (0.11 R)
• M28: 52,296,424 km (0.118 R)
• M29: 57,209,218 km (0.055 R)
• M30: 63,383,571 km (0.1 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: 321 - 19,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit