🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.4

Radius: 13.6

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.19 AU - 2.63 AU

Year: 2495 Days

Day: 13.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,355,407 km

• M1: 169,195 km (0.07 R)
• M2: 720,314 km (0.091 R)
• M3: 1,249,890 km (0.056 R)
• M4: 1,843,943 km (0.05 R)
• M5: 2,386,086 km (0.1 R)
• M6: 2,861,807 km (0.063 R)
• M7: 3,613,537 km (0.1 R)
• M8: 4,928,951 km (0.075 R)
• M9: 5,368,320 km (0.119 R)
• M10: 6,988,913 km (0.057 R)
• M11: 9,084,929 km (0.091 R)
• M12: 11,855,482 km (0.071 R)
• M13: 14,065,641 km (0.036 R)
• M14: 14,860,005 km (0.108 R)
• M15: 15,684,140 km (0.061 R)
• M16: 16,692,280 km (0.068 R)
• M17: 17,317,749 km (0.104 R)
• M18: 17,958,776 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.2

Radius: 9.8

Gravity: 8.09 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.07 AU - 4.39 AU

Year: 5801 Days

Day: 9.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,355,407 km

• M1: 123,418 km (0.112 R)
• M2: 521,947 km (0.084 R)
• M3: 907,311 km (0.076 R)
• M4: 1,300,454 km (0.109 R)
• M5: 1,711,848 km (0.061 R)
• M6: 2,440,988 km (0.12 R)
• M7: 4,584,876 km (0.119 R)
• M8: 6,273,088 km (0.076 R)
• M9: 7,532,402 km (0.116 R)
• M10: 8,143,360 km (0.1 R)
• M11: 10,358,905 km (0.084 R)
• M12: 10,922,290 km (0.111 R)
• M13: 11,407,286 km (0.117 R)
• M14: 12,524,783 km (0.049 R)
• M15: 14,164,375 km (0.085 R)
• M16: 15,942,495 km (0.119 R)
• M17: 19,439,346 km (0.064 R)
• M18: 21,554,211 km (0.102 R)
• M19: 25,553,261 km (0.092 R)
• M20: 27,548,597 km (0.086 R)
• M21: 31,945,429 km (0.109 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.2

Radius: 3.4

Gravity: 62.3 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 7.21 AU - 8.75 AU

Year: 15033 Days

Day: 16.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 84,355,407 km

• M1: 46,675 km (0.075 R)
• M2: 158,275 km (0.112 R)
• M3: 625,768 km (0.032 R)
• M4: 1,218,325 km (0.082 R)
• M5: 1,342,790 km (0.1 R)
• M6: 1,521,859 km (0.07 R)
• M7: 1,855,762 km (0.049 R)
• M8: 2,576,674 km (0.058 R)
• M9: 2,926,134 km (0.108 R)
• M10: 3,605,309 km (0.081 R)
• M11: 4,610,756 km (0.044 R)
• M12: 5,487,100 km (0.114 R)
• M13: 6,427,473 km (0.077 R)
• M14: 7,841,771 km (0.049 R)
• M15: 8,823,881 km (0.108 R)
• M16: 11,387,988 km (0.116 R)
• M17: 11,693,467 km (0.05 R)
• M18: 12,904,462 km (0.047 R)
• M19: 13,574,212 km (0.11 R)
• M20: 14,693,652 km (0.107 R)
• M21: 16,485,835 km (0.103 R)
• M22: 16,641,417 km (0.066 R)
• M23: 21,592,508 km (0.099 R)
• M24: 21,778,757 km (0.118 R)
• M25: 23,210,409 km (0.078 R)
• M26: 25,112,396 km (0.058 R)
• M27: 27,332,578 km (0.073 R)
• M28: 28,434,366 km (0.093 R)
• M29: 30,026,088 km (0.043 R)
• M30: 30,374,651 km (0.061 R)
• M31: 31,198,636 km (0.044 R)
• M32: 33,634,837 km (0.115 R)
• M33: 41,987,485 km (0.064 R)
• M34: 43,304,245 km (0.052 R)
• M35: 45,406,993 km (0.042 R)
• M36: 47,419,383 km (0.08 R)
• M37: 55,539,107 km (0.071 R)
• M38: 56,240,123 km (0.073 R)
• M39: 57,481,037 km (0.112 R)
• M40: 60,385,779 km (0.048 R)
• M41: 61,686,682 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 630.8

Radius: 5.1

Gravity: 24.25 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 8.53 AU - 13.48 AU

Year: 24329 Days

Day: 18.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,355,407 km

• M1: 69,713 km (0.071 R)
• M2: 463,155 km (0.114 R)
• M3: 998,117 km (0.109 R)
• M4: 1,364,781 km (0.074 R)
• M5: 2,478,538 km (0.12 R)
• M6: 2,983,730 km (0.08 R)
• M7: 4,333,102 km (0.083 R)
• M8: 5,580,449 km (0.097 R)
• M9: 10,411,413 km (0.089 R)
• M10: 11,576,930 km (0.113 R)
• M11: 12,471,077 km (0.067 R)
• M12: 13,043,588 km (0.111 R)
• M13: 16,595,041 km (0.057 R)
• M14: 19,384,892 km (0.045 R)
• M15: 24,518,044 km (0.112 R)
• M16: 29,348,858 km (0.112 R)
• M17: 32,451,817 km (0.036 R)
• M18: 47,912,907 km (0.099 R)
• M19: 54,240,897 km (0.085 R)
• M20: 55,569,924 km (0.11 R)
• M21: 58,490,823 km (0.064 R)
• M22: 62,128,893 km (0.11 R)
• M23: 65,060,563 km (0.072 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 18,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit