🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765

Radius: 10.9

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.48 AU - 2.3 AU

Year: 1826 Days

Day: 5.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,005,173 km

• M1: 135,685 km (0.088 R)
• M2: 559,795 km (0.112 R)
• M3: 920,177 km (0.059 R)
• M4: 1,601,445 km (0.037 R)
• M5: 1,968,858 km (0.118 R)
• M6: 2,512,047 km (0.062 R)
• M7: 3,667,990 km (0.044 R)
• M8: 4,066,968 km (0.071 R)
• M9: 4,637,085 km (0.12 R)
• M10: 5,237,571 km (0.045 R)
• M11: 5,864,835 km (0.117 R)
• M12: 7,524,324 km (0.073 R)
• M13: 8,141,266 km (0.068 R)
• M14: 9,113,652 km (0.101 R)
• M15: 9,543,596 km (0.092 R)
• M16: 11,063,660 km (0.089 R)
• M17: 12,335,242 km (0.111 R)
• M18: 14,444,123 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.4

Radius: 10

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.09 AU - 3.43 AU

Year: 4137 Days

Day: 13.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,005,173 km

• M1: 124,316 km (0.053 R)
• M2: 590,912 km (0.045 R)
• M3: 1,069,475 km (0.105 R)
• M4: 1,994,140 km (0.098 R)
• M5: 2,460,735 km (0.077 R)
• M6: 3,096,078 km (0.092 R)
• M7: 3,799,636 km (0.038 R)
• M8: 4,914,290 km (0.105 R)
• M9: 5,259,562 km (0.112 R)
• M10: 6,806,554 km (0.076 R)
• M11: 8,603,673 km (0.119 R)
• M12: 9,488,395 km (0.062 R)
• M13: 10,850,483 km (0.091 R)
• M14: 14,700,983 km (0.081 R)
• M15: 16,570,208 km (0.118 R)
• M16: 17,402,720 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.7

Radius: 13.4

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.46 AU - 3.66 AU

Year: 4722 Days

Day: 9.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,005,173 km

• M1: 166,652 km (0.097 R)
• M2: 672,592 km (0.111 R)
• M3: 1,106,127 km (0.097 R)
• M4: 1,551,330 km (0.105 R)
• M5: 2,325,648 km (0.054 R)
• M6: 3,090,842 km (0.105 R)
• M7: 3,517,345 km (0.077 R)
• M8: 4,360,180 km (0.038 R)
• M9: 5,123,877 km (0.028 R)
• M10: 6,969,466 km (0.064 R)
• M11: 8,502,545 km (0.09 R)
• M12: 9,537,014 km (0.118 R)
• M13: 10,316,568 km (0.08 R)
• M14: 11,208,620 km (0.108 R)
• M15: 13,029,077 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.6

Radius: 10.6

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 4.68 AU - 5.96 AU

Year: 8625 Days

Day: 7 Hours

Environment

Temp: -228 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,005,173 km

• M1: 131,796 km (0.064 R)
• M2: 740,061 km (0.07 R)
• M3: 1,435,840 km (0.113 R)
• M4: 3,957,013 km (0.101 R)
• M5: 4,545,830 km (0.052 R)
• M6: 5,135,994 km (0.114 R)
• M7: 5,508,194 km (0.098 R)
• M8: 6,371,822 km (0.087 R)
• M9: 7,575,487 km (0.112 R)
• M10: 8,445,249 km (0.06 R)
• M11: 9,894,553 km (0.118 R)
• M12: 12,143,158 km (0.087 R)
• M13: 13,656,042 km (0.119 R)
• M14: 16,430,185 km (0.1 R)
• M15: 17,496,967 km (0.102 R)
• M16: 17,949,351 km (0.101 R)
• M17: 18,343,242 km (0.113 R)
• M18: 18,810,287 km (0.042 R)
• M19: 27,402,740 km (0.104 R)
• M20: 28,455,011 km (0.105 R)
• M21: 30,453,489 km (0.064 R)
• M22: 31,014,481 km (0.109 R)
• M23: 31,964,577 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336

Radius: 3.2

Gravity: 32.81 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 7.01 AU - 10.23 AU

Year: 17790 Days

Day: 18.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 85,005,173 km

• M1: 40,242 km (0.102 R)
• M2: 176,226 km (0.025 R)
• M3: 327,021 km (0.112 R)
• M4: 438,471 km (0.071 R)
• M5: 575,802 km (0.103 R)
• M6: 705,803 km (0.065 R)
• M7: 906,413 km (0.074 R)
• M8: 1,364,632 km (0.119 R)
• M9: 2,106,188 km (0.113 R)
• M10: 2,584,453 km (0.046 R)
• M11: 2,871,830 km (0.054 R)
• M12: 3,355,031 km (0.099 R)
• M13: 6,564,654 km (0.069 R)
• M14: 7,182,493 km (0.114 R)
• M15: 8,580,186 km (0.084 R)
• M16: 10,805,005 km (0.103 R)
• M17: 11,546,412 km (0.103 R)
• M18: 12,690,238 km (0.025 R)
• M19: 13,973,638 km (0.11 R)
• M20: 14,173,351 km (0.109 R)
• M21: 15,270,651 km (0.105 R)
• M22: 15,482,482 km (0.109 R)
• M23: 17,248,634 km (0.114 R)
• M24: 17,401,524 km (0.102 R)
• M25: 19,226,318 km (0.072 R)
• M26: 20,057,933 km (0.075 R)
• M27: 24,966,837 km (0.078 R)
• M28: 29,623,071 km (0.112 R)
• M29: 30,618,944 km (0.119 R)
• M30: 32,911,532 km (0.027 R)
• M31: 36,059,370 km (0.07 R)
• M32: 39,800,513 km (0.07 R)
• M33: 40,201,585 km (0.032 R)
• M34: 48,801,668 km (0.092 R)
• M35: 53,041,870 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.4

Radius: 7.1

Gravity: 13.64 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 9.36 AU - 11.44 AU

Year: 23575 Days

Day: 24.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 85,005,173 km

• M1: 88,263 km (0.12 R)
• M2: 416,929 km (0.109 R)
• M3: 698,772 km (0.066 R)
• M4: 1,042,697 km (0.049 R)
• M5: 1,399,338 km (0.084 R)
• M6: 1,797,119 km (0.038 R)
• M7: 2,497,686 km (0.113 R)
• M8: 3,112,234 km (0.118 R)
• M9: 3,338,276 km (0.06 R)
• M10: 3,667,093 km (0.109 R)
• M11: 5,729,299 km (0.12 R)
• M12: 6,201,580 km (0.116 R)
• M13: 7,029,903 km (0.063 R)
• M14: 7,571,298 km (0.094 R)
• M15: 8,904,664 km (0.115 R)
• M16: 10,450,159 km (0.025 R)
• M17: 12,376,082 km (0.047 R)
• M18: 14,605,240 km (0.091 R)
• M19: 15,404,093 km (0.103 R)
• M20: 17,088,864 km (0.098 R)
• M21: 17,439,970 km (0.117 R)
• M22: 18,338,754 km (0.075 R)
• M23: 18,614,313 km (0.045 R)
• M24: 23,732,954 km (0.107 R)
• M25: 24,280,333 km (0.099 R)
• M26: 27,262,866 km (0.1 R)
• M27: 32,851,692 km (0.114 R)
• M28: 44,056,723 km (0.067 R)
• M29: 54,477,860 km (0.115 R)
• M30: 55,047,678 km (0.066 R)
• M31: 57,171,220 km (0.072 R)
• M32: 58,352,295 km (0.034 R)
• M33: 60,966,667 km (0.108 R)
• M34: 62,613,740 km (0.062 R)
• M35: 67,951,990 km (0.103 R)
• M36: 70,394,026 km (0.1 R)
• M37: 74,515,148 km (0.119 R)
• M38: 77,589,684 km (0.057 R)
• M39: 81,488,354 km (0.109 R)
• M40: 82,233,650 km (0.088 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: 535 - 17,653 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit