🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.57 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.88 AU - 3.4 AU

Year: 2012 Days

Day: 41.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.5

Radius: 11.6

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 10.15 AU - 11.15 AU

Year: 12569 Days

Day: 8.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,274,312 km

• M1: 144,512 km (0.081 R)
• M2: 534,513 km (0.117 R)
• M3: 1,831,228 km (0.068 R)
• M4: 2,236,039 km (0.067 R)
• M5: 2,781,922 km (0.08 R)
• M6: 3,529,911 km (0.08 R)
• M7: 3,910,339 km (0.096 R)
• M8: 4,659,974 km (0.12 R)
• M9: 6,592,479 km (0.111 R)
• M10: 12,507,878 km (0.095 R)
• M11: 13,494,626 km (0.109 R)
• M12: 15,097,118 km (0.072 R)
• M13: 18,200,975 km (0.096 R)
• M14: 19,221,681 km (0.104 R)
• M15: 20,534,701 km (0.079 R)
• M16: 20,985,440 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 11.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.2

Radius: 12.9

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 8.53 AU - 13.75 AU

Year: 13447 Days

Day: 6.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,274,312 km

• M1: 160,818 km (0.109 R)
• M2: 925,412 km (0.115 R)
• M3: 1,528,142 km (0.108 R)
• M4: 2,237,984 km (0.101 R)
• M5: 4,792,069 km (0.113 R)
• M6: 5,367,721 km (0.083 R)
• M7: 5,811,877 km (0.067 R)
• M8: 6,931,767 km (0.058 R)
• M9: 12,405,403 km (0.08 R)
• M10: 15,448,972 km (0.117 R)
• M11: 23,507,061 km (0.097 R)
• M12: 25,456,770 km (0.118 R)
• M13: 30,207,550 km (0.11 R)
• M14: 32,847,504 km (0.109 R)
• M15: 33,301,982 km (0.083 R)
• M16: 37,707,490 km (0.029 R)
• M17: 38,961,868 km (0.092 R)
• M18: 41,553,501 km (0.107 R)
• M19: 42,352,952 km (0.095 R)
• M20: 43,298,561 km (0.112 R)
• M21: 44,120,152 km (0.103 R)
• M22: 45,653,530 km (0.083 R)
• M23: 50,316,047 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.9

Radius: 3.7

Gravity: 38.05 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 12.53 AU - 13.39 AU

Year: 16873 Days

Day: 18.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,274,312 km

• M1: 46,226 km (0.108 R)
• M2: 263,591 km (0.096 R)
• M3: 407,355 km (0.101 R)
• M4: 549,174 km (0.084 R)
• M5: 881,281 km (0.071 R)
• M6: 1,037,611 km (0.062 R)
• M7: 1,420,881 km (0.052 R)
• M8: 1,572,872 km (0.079 R)
• M9: 2,818,125 km (0.118 R)
• M10: 4,474,772 km (0.106 R)
• M11: 5,324,188 km (0.07 R)
• M12: 6,037,920 km (0.114 R)
• M13: 7,027,958 km (0.098 R)
• M14: 7,561,275 km (0.04 R)
• M15: 8,708,242 km (0.072 R)
• M16: 11,221,785 km (0.107 R)
• M17: 15,028,901 km (0.113 R)
• M18: 15,613,530 km (0.114 R)
• M19: 15,762,080 km (0.107 R)
• M20: 16,905,906 km (0.044 R)
• M21: 23,269,949 km (0.069 R)
• M22: 26,712,794 km (0.099 R)
• M23: 28,444,390 km (0.09 R)
• M24: 30,945,367 km (0.058 R)
• M25: 31,890,077 km (0.087 R)
• M26: 33,097,631 km (0.106 R)
• M27: 35,732,199 km (0.041 R)
• M28: 39,320,454 km (0.09 R)
• M29: 47,357,749 km (0.069 R)
• M30: 48,453,254 km (0.107 R)
• M31: 52,171,061 km (0.112 R)
• M32: 52,336,965 km (0.069 R)
• M33: 53,339,270 km (0.079 R)
• M34: 55,382,179 km (0.082 R)
• M35: 55,727,750 km (0.041 R)
• M36: 55,900,984 km (0.116 R)
• M37: 60,900,096 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.5

Radius: 3.4

Gravity: 47.88 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 15.31 AU - 20.85 AU

Year: 27803 Days

Day: 23.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 88,274,312 km

• M1: 42,336 km (0.08 R)
• M2: 153,487 km (0.113 R)
• M3: 264,190 km (0.109 R)
• M4: 638,035 km (0.052 R)
• M5: 780,452 km (0.078 R)
• M6: 994,676 km (0.062 R)
• M7: 1,420,881 km (0.096 R)
• M8: 1,937,891 km (0.068 R)
• M9: 2,670,771 km (0.089 R)
• M10: 3,728,727 km (0.096 R)
• M11: 4,769,928 km (0.103 R)
• M12: 5,774,328 km (0.079 R)
• M13: 7,922,703 km (0.107 R)
• M14: 9,144,469 km (0.046 R)
• M15: 10,939,494 km (0.095 R)
• M16: 11,473,109 km (0.049 R)
• M17: 12,376,980 km (0.118 R)
• M18: 12,809,766 km (0.12 R)
• M19: 17,979,570 km (0.075 R)
• M20: 18,721,725 km (0.046 R)
• M21: 19,484,075 km (0.082 R)
• M22: 21,999,564 km (0.101 R)
• M23: 23,498,534 km (0.039 R)
• M24: 23,939,100 km (0.105 R)
• M25: 27,785,261 km (0.116 R)
• M26: 28,526,070 km (0.098 R)
• M27: 28,901,411 km (0.103 R)
• M28: 29,027,372 km (0.094 R)
• M29: 37,414,278 km (0.056 R)
• M30: 38,317,101 km (0.075 R)
• M31: 41,112,936 km (0.055 R)
• M32: 41,272,108 km (0.11 R)
• M33: 44,208,265 km (0.116 R)
• M34: 50,128,451 km (0.112 R)
• M35: 51,594,211 km (0.111 R)
• M36: 52,524,710 km (0.102 R)
• M37: 54,996,366 km (0.077 R)
• M38: 63,935,587 km (0.106 R)
• M39: 65,876,021 km (0.057 R)
• M40: 70,783,579 km (0.091 R)
• M41: 78,348,594 km (0.119 R)
• M42: 79,824,377 km (0.08 R)
• M43: 86,695,706 km (0.116 R)
• M44: 86,957,502 km (0.05 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 10,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit