🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.9

Radius: 8.1

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.23 AU - 1.33 AU

Year: 1018 Days

Day: 6.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 53,667,420 km

• M1: 110,553 km (0.105 R)
• M2: 390,301 km (0.098 R)
• M3: 2,021,965 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.9

Radius: 11.1

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.62 AU - 4.12 AU

Year: 4349 Days

Day: 13.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 120.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,667,420 km

• M1: 138,079 km (0.115 R)
• M2: 574,157 km (0.068 R)
• M3: 1,295,817 km (0.118 R)
• M4: 2,004,312 km (0.118 R)
• M5: 2,439,193 km (0.104 R)
• M6: 3,162,200 km (0.091 R)
• M7: 3,522,282 km (0.082 R)
• M8: 4,979,664 km (0.081 R)
• M9: 5,932,453 km (0.045 R)
• M10: 6,936,255 km (0.045 R)
• M11: 7,478,996 km (0.077 R)
• M12: 7,832,346 km (0.102 R)
• M13: 8,345,916 km (0.09 R)
• M14: 9,118,589 km (0.105 R)
• M15: 11,536,539 km (0.094 R)
• M16: 12,693,230 km (0.09 R)
• M17: 13,351,311 km (0.101 R)
• M18: 15,292,642 km (0.101 R)
• M19: 17,476,921 km (0.112 R)
• M20: 18,805,200 km (0.087 R)
• M21: 19,460,888 km (0.09 R)
• M22: 24,640,564 km (0.058 R)
• M23: 27,966,424 km (0.032 R)
• M24: 28,648,591 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.9

Radius: 11.8

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.94 AU - 3.88 AU

Year: 4426 Days

Day: 13.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,667,420 km

• M1: 156,629 km (0.084 R)
• M2: 798,254 km (0.079 R)
• M3: 1,227,600 km (0.089 R)
• M4: 1,626,727 km (0.106 R)
• M5: 2,113,668 km (0.105 R)
• M6: 2,662,992 km (0.09 R)
• M7: 3,697,311 km (0.093 R)
• M8: 4,548,972 km (0.05 R)
• M9: 5,304,292 km (0.099 R)
• M10: 5,961,326 km (0.11 R)
• M11: 6,387,380 km (0.057 R)
• M12: 6,998,188 km (0.089 R)
• M13: 7,542,425 km (0.119 R)
• M14: 8,831,959 km (0.09 R)
• M15: 10,092,172 km (0.12 R)
• M16: 10,523,163 km (0.119 R)
• M17: 11,796,241 km (0.114 R)
• M18: 14,374,560 km (0.119 R)
• M19: 15,709,272 km (0.092 R)
• M20: 18,052,125 km (0.093 R)
• M21: 18,432,103 km (0.119 R)
• M22: 19,208,367 km (0.116 R)
• M23: 21,739,114 km (0.059 R)
• M24: 27,287,100 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923.1

Radius: 7.3

Gravity: 17.32 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.51 AU - 6.49 AU

Year: 10331 Days

Day: 19.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 53,667,420 km

• M1: 128,804 km (0.063 R)
• M2: 411,095 km (0.047 R)
• M3: 809,773 km (0.074 R)
• M4: 1,153,998 km (0.078 R)
• M5: 1,394,551 km (0.095 R)
• M6: 1,731,296 km (0.092 R)
• M7: 1,979,479 km (0.111 R)
• M8: 2,232,599 km (0.046 R)
• M9: 2,632,025 km (0.099 R)
• M10: 2,893,821 km (0.104 R)
• M11: 3,521,833 km (0.07 R)
• M12: 5,451,945 km (0.074 R)
• M13: 7,005,967 km (0.119 R)
• M14: 8,882,822 km (0.059 R)
• M15: 9,374,850 km (0.051 R)
• M16: 10,146,775 km (0.094 R)
• M17: 10,413,209 km (0.115 R)
• M18: 11,411,475 km (0.082 R)
• M19: 11,641,706 km (0.106 R)
• M20: 12,716,567 km (0.103 R)
• M21: 17,681,272 km (0.072 R)
• M22: 18,857,111 km (0.111 R)
• M23: 19,505,169 km (0.107 R)
• M24: 20,335,886 km (0.105 R)
• M25: 21,625,868 km (0.114 R)
• M26: 22,156,941 km (0.08 R)
• M27: 22,696,540 km (0.083 R)
• M28: 23,337,118 km (0.105 R)
• M29: 27,026,800 km (0.094 R)
• M30: 29,223,944 km (0.064 R)
• M31: 35,050,033 km (0.115 R)
• M32: 35,659,794 km (0.078 R)
• M33: 36,029,002 km (0.116 R)
• M34: 36,525,218 km (0.058 R)
• M35: 40,127,534 km (0.027 R)
• M36: 43,678,390 km (0.098 R)
• M37: 44,384,342 km (0.041 R)
• M38: 48,029,294 km (0.109 R)
• M39: 53,299,477 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.9

Radius: 7.7

Gravity: 15.04 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.17 AU - 6.87 AU

Year: 10383 Days

Day: 18.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,667,420 km

• M1: 95,892 km (0.079 R)
• M2: 345,272 km (0.059 R)
• M3: 650,751 km (0.084 R)
• M4: 1,015,770 km (0.085 R)
• M5: 1,259,165 km (0.046 R)
• M6: 1,934,749 km (0.06 R)
• M7: 2,875,869 km (0.091 R)
• M8: 4,237,360 km (0.045 R)
• M9: 5,276,317 km (0.109 R)
• M10: 8,960,164 km (0.068 R)
• M11: 12,077,036 km (0.102 R)
• M12: 14,672,559 km (0.082 R)
• M13: 14,944,079 km (0.094 R)
• M14: 15,992,611 km (0.089 R)
• M15: 20,426,392 km (0.079 R)
• M16: 26,810,781 km (0.118 R)
• M17: 27,524,512 km (0.102 R)
• M18: 31,060,707 km (0.109 R)
• M19: 31,396,404 km (0.084 R)
• M20: 33,228,230 km (0.097 R)
• M21: 34,408,557 km (0.092 R)
• M22: 35,861,751 km (0.112 R)
• M23: 36,603,308 km (0.111 R)
• M24: 39,935,750 km (0.074 R)
• M25: 41,675,424 km (0.115 R)
• M26: 48,236,936 km (0.095 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 14,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit