🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.3

Radius: 9.4

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.84 AU - 0.9 AU

Year: 550 Days

Day: 10.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,394,221 km

• M1: 117,135 km (0.12 R)
• M2: 1,113,906 km (0.076 R)
• M3: 1,885,681 km (0.084 R)
• M4: 2,208,962 km (0.052 R)
• M5: 2,560,368 km (0.098 R)
• M6: 3,498,346 km (0.11 R)
• M7: 4,164,954 km (0.041 R)
• M8: 4,636,636 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.3

Radius: 13.7

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.87 AU - 1.33 AU

Year: 782 Days

Day: 7.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,394,221 km

• M1: 171,290 km (0.054 R)
• M2: 652,845 km (0.11 R)
• M3: 1,443,769 km (0.1 R)
• M4: 1,972,149 km (0.047 R)
• M5: 2,847,296 km (0.117 R)
• M6: 3,622,662 km (0.066 R)
• M7: 4,193,677 km (0.071 R)
• M8: 4,754,220 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.2

Radius: 8.3

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.54 AU - 1.92 AU

Year: 1543 Days

Day: 9.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,394,221 km

• M1: 103,223 km (0.057 R)
• M2: 378,931 km (0.093 R)
• M3: 751,131 km (0.119 R)
• M4: 1,044,044 km (0.089 R)
• M5: 1,765,554 km (0.043 R)
• M6: 2,046,948 km (0.09 R)
• M7: 2,632,923 km (0.111 R)
• M8: 2,899,656 km (0.114 R)
• M9: 3,758,946 km (0.116 R)
• M10: 4,478,362 km (0.11 R)
• M11: 4,943,910 km (0.118 R)
• M12: 6,164,031 km (0.034 R)
• M13: 7,434,865 km (0.076 R)
• M14: 9,443,665 km (0.087 R)
• M15: 10,141,389 km (0.118 R)
• M16: 10,837,468 km (0.088 R)
• M17: 11,827,058 km (0.098 R)
• M18: 12,093,193 km (0.047 R)
• M19: 12,519,547 km (0.12 R)
• M20: 12,796,003 km (0.085 R)
• M21: 13,238,813 km (0.073 R)
• M22: 13,650,058 km (0.096 R)
• M23: 14,154,951 km (0.062 R)
• M24: 14,585,044 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.8

Radius: 9.7

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.52 AU - 2.02 AU

Year: 1597 Days

Day: 11 Hours

Environment

Temp: -190 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,394,221 km

• M1: 120,576 km (0.074 R)
• M2: 466,147 km (0.092 R)
• M3: 812,616 km (0.086 R)
• M4: 1,130,062 km (0.086 R)
• M5: 1,495,081 km (0.115 R)
• M6: 1,972,149 km (0.094 R)
• M7: 2,328,192 km (0.089 R)
• M8: 2,699,045 km (0.105 R)
• M9: 3,982,445 km (0.097 R)
• M10: 4,636,636 km (0.056 R)
• M11: 5,293,969 km (0.057 R)
• M12: 6,158,346 km (0.029 R)
• M13: 6,560,166 km (0.104 R)
• M14: 6,926,082 km (0.061 R)
• M15: 8,436,572 km (0.106 R)
• M16: 11,941,949 km (0.118 R)
• M17: 12,568,016 km (0.107 R)
• M18: 13,257,214 km (0.043 R)
• M19: 14,316,067 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.7

Radius: 11.9

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.04 AU - 5.22 AU

Year: 6757 Days

Day: 7.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,394,221 km

• M1: 147,952 km (0.093 R)
• M2: 573,558 km (0.11 R)
• M3: 1,069,176 km (0.096 R)
• M4: 1,677,740 km (0.075 R)
• M5: 3,595,734 km (0.107 R)
• M6: 4,811,516 km (0.092 R)
• M7: 5,875,157 km (0.085 R)
• M8: 8,191,231 km (0.051 R)
• M9: 8,946,102 km (0.105 R)
• M10: 9,746,750 km (0.042 R)
• M11: 11,250,209 km (0.084 R)
• M12: 13,434,338 km (0.118 R)
• M13: 13,869,967 km (0.078 R)
• M14: 15,887,593 km (0.108 R)
• M15: 23,732,805 km (0.114 R)
• M16: 24,370,241 km (0.082 R)
• M17: 26,097,797 km (0.096 R)
• M18: 26,606,131 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.4

Radius: 14.8

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.39 AU - 5.79 AU

Year: 7789 Days

Day: 6.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,394,221 km

• M1: 364,271 km (0.029 R)
• M2: 947,703 km (0.078 R)
• M3: 2,040,515 km (0.109 R)
• M4: 2,527,606 km (0.066 R)
• M5: 3,351,890 km (0.05 R)
• M6: 7,344,059 km (0.049 R)
• M7: 9,426,162 km (0.104 R)
• M8: 11,719,048 km (0.114 R)
• M9: 15,347,694 km (0.095 R)
• M10: 16,707,689 km (0.094 R)
• M11: 17,936,336 km (0.11 R)
• M12: 18,860,402 km (0.05 R)
• M13: 23,291,790 km (0.072 R)
• M14: 25,972,285 km (0.102 R)
• M15: 26,696,039 km (0.084 R)
• M16: 27,713,305 km (0.105 R)
• M17: 29,238,754 km (0.094 R)
• M18: 31,939,145 km (0.077 R)
• M19: 37,831,506 km (0.103 R)
• M20: 38,411,348 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.3

Radius: 5.2

Gravity: 15.32 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.08 AU - 9.76 AU

Year: 15117 Days

Day: 23.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 53,394,221 km

• M1: 85,420 km (0.077 R)
• M2: 517,459 km (0.094 R)
• M3: 811,120 km (0.04 R)
• M4: 1,504,506 km (0.09 R)
• M5: 1,779,616 km (0.093 R)
• M6: 2,197,892 km (0.098 R)
• M7: 2,450,563 km (0.091 R)
• M8: 2,832,187 km (0.055 R)
• M9: 4,484,795 km (0.114 R)
• M10: 4,859,836 km (0.098 R)
• M11: 5,999,473 km (0.101 R)
• M12: 7,014,794 km (0.109 R)
• M13: 9,992,988 km (0.092 R)
• M14: 10,256,131 km (0.068 R)
• M15: 10,577,916 km (0.107 R)
• M16: 13,147,110 km (0.089 R)
• M17: 13,914,098 km (0.088 R)
• M18: 14,845,943 km (0.082 R)
• M19: 17,507,888 km (0.115 R)
• M20: 18,592,921 km (0.115 R)
• M21: 18,910,966 km (0.112 R)
• M22: 19,722,086 km (0.062 R)
• M23: 22,383,581 km (0.076 R)
• M24: 23,475,047 km (0.12 R)
• M25: 23,660,399 km (0.08 R)
• M26: 26,059,799 km (0.066 R)
• M27: 29,576,546 km (0.114 R)
• M28: 29,901,323 km (0.079 R)
• M29: 30,557,759 km (0.12 R)
• M30: 36,283,468 km (0.093 R)
• M31: 37,660,366 km (0.109 R)
• M32: 38,941,971 km (0.107 R)
• M33: 39,593,470 km (0.108 R)
• M34: 40,119,905 km (0.109 R)
• M35: 41,456,412 km (0.073 R)
• M36: 42,822,390 km (0.111 R)
• M37: 44,077,217 km (0.113 R)
• M38: 49,951,327 km (0.117 R)
• M39: 52,440,038 km (0.109 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: 201 - 16,962 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit