🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.6

Radius: 9.5

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.4 AU - 0.62 AU

Year: 256 Days

Day: 6.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,317,825 km

• M1: 118,182 km (0.037 R)
• M2: 586,274 km (0.119 R)
• M3: 900,280 km (0.038 R)
• M4: 1,362,837 km (0.029 R)
• M5: 1,701,077 km (0.117 R)
• M6: 2,178,893 km (0.077 R)
• M7: 2,475,097 km (0.031 R)
• M8: 3,013,649 km (0.081 R)
• M9: 3,321,522 km (0.111 R)
• M10: 3,727,680 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.2

Radius: 9.9

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.92 AU - 1.4 AU

Year: 878 Days

Day: 10.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,317,825 km

• M1: 123,269 km (0.107 R)
• M2: 551,567 km (0.089 R)
• M3: 933,640 km (0.079 R)
• M4: 1,273,676 km (0.119 R)
• M5: 1,597,406 km (0.118 R)
• M6: 2,073,576 km (0.113 R)
• M7: 2,654,315 km (0.04 R)
• M8: 3,047,608 km (0.089 R)
• M9: 3,550,556 km (0.104 R)
• M10: 5,062,392 km (0.076 R)
• M11: 5,379,539 km (0.116 R)
• M12: 6,116,159 km (0.062 R)
• M13: 7,055,036 km (0.057 R)
• M14: 7,619,468 km (0.117 R)
• M15: 7,962,347 km (0.12 R)
• M16: 8,521,992 km (0.09 R)
• M17: 8,891,798 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.5

Radius: 10.6

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.26 AU - 4.34 AU

Year: 5207 Days

Day: 5.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,317,825 km

• M1: 131,796 km (0.073 R)
• M2: 477,516 km (0.113 R)
• M3: 901,028 km (0.099 R)
• M4: 1,577,360 km (0.08 R)
• M5: 3,470,521 km (0.093 R)
• M6: 4,816,902 km (0.07 R)
• M7: 6,285,504 km (0.112 R)
• M8: 7,069,397 km (0.115 R)
• M9: 7,955,615 km (0.047 R)
• M10: 9,508,141 km (0.086 R)
• M11: 10,082,896 km (0.048 R)
• M12: 11,012,348 km (0.045 R)
• M13: 13,311,368 km (0.094 R)
• M14: 18,292,828 km (0.075 R)
• M15: 19,043,809 km (0.077 R)
• M16: 21,495,120 km (0.082 R)
• M17: 22,640,740 km (0.068 R)
• M18: 23,746,268 km (0.063 R)
• M19: 26,580,550 km (0.101 R)
• M20: 27,015,431 km (0.053 R)
• M21: 30,194,834 km (0.039 R)
• M22: 30,573,317 km (0.029 R)
• M23: 34,431,895 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.5

Radius: 4.3

Gravity: 45.13 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 5.22 AU - 6.98 AU

Year: 10590 Days

Day: 20.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 83,317,825 km

• M1: 60,886 km (0.059 R)
• M2: 247,584 km (0.103 R)
• M3: 423,661 km (0.098 R)
• M4: 691,591 km (0.113 R)
• M5: 1,219,821 km (0.069 R)
• M6: 1,621,192 km (0.114 R)
• M7: 2,051,136 km (0.112 R)
• M8: 2,637,261 km (0.062 R)
• M9: 2,900,553 km (0.084 R)
• M10: 3,062,119 km (0.086 R)
• M11: 4,457,418 km (0.115 R)
• M12: 5,058,502 km (0.076 R)
• M13: 5,465,109 km (0.069 R)
• M14: 6,655,460 km (0.066 R)
• M15: 7,311,147 km (0.099 R)
• M16: 7,830,401 km (0.095 R)
• M17: 8,281,589 km (0.065 R)
• M18: 9,088,071 km (0.106 R)
• M19: 9,384,723 km (0.106 R)
• M20: 9,636,945 km (0.074 R)
• M21: 10,420,688 km (0.06 R)
• M22: 12,113,987 km (0.069 R)
• M23: 12,901,620 km (0.025 R)
• M24: 15,122,101 km (0.111 R)
• M25: 15,679,203 km (0.101 R)
• M26: 16,613,741 km (0.117 R)
• M27: 32,112,230 km (0.11 R)
• M28: 34,562,344 km (0.056 R)
• M29: 34,802,000 km (0.105 R)
• M30: 38,274,466 km (0.057 R)
• M31: 39,830,732 km (0.076 R)
• M32: 43,346,432 km (0.076 R)
• M33: 45,179,455 km (0.095 R)
• M34: 48,248,604 km (0.112 R)
• M35: 48,848,492 km (0.053 R)
• M36: 51,453,888 km (0.119 R)
• M37: 52,711,259 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 842.1

Radius: 5.1

Gravity: 32.38 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.56 AU - 7.88 AU

Year: 12245 Days

Day: 20.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,317,825 km

• M1: 110,702 km (0.079 R)
• M2: 277,803 km (0.112 R)
• M3: 554,559 km (0.079 R)
• M4: 777,759 km (0.102 R)
• M5: 1,729,052 km (0.12 R)
• M6: 2,370,827 km (0.112 R)
• M7: 3,934,574 km (0.107 R)
• M8: 4,731,182 km (0.042 R)
• M9: 4,962,760 km (0.036 R)
• M10: 6,042,707 km (0.105 R)
• M11: 7,714,463 km (0.078 R)
• M12: 10,373,416 km (0.082 R)
• M13: 11,399,956 km (0.113 R)
• M14: 12,555,151 km (0.114 R)
• M15: 12,999,606 km (0.105 R)
• M16: 14,603,744 km (0.117 R)
• M17: 16,941,660 km (0.094 R)
• M18: 17,328,221 km (0.06 R)
• M19: 18,768,549 km (0.117 R)
• M20: 19,686,930 km (0.096 R)
• M21: 25,029,519 km (0.058 R)
• M22: 32,079,169 km (0.113 R)
• M23: 34,488,443 km (0.097 R)
• M24: 45,184,990 km (0.119 R)
• M25: 47,897,498 km (0.076 R)
• M26: 52,820,315 km (0.086 R)
• M27: 56,340,054 km (0.111 R)
• M28: 58,069,705 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.9

Radius: 3.6

Gravity: 65.73 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 9.06 AU - 9.92 AU

Year: 20550 Days

Day: 20.8 Hours

Environment

Temp: -244 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,317,825 km

• M1: 46,076 km (0.098 R)
• M2: 188,643 km (0.063 R)
• M3: 314,754 km (0.111 R)
• M4: 475,871 km (0.049 R)
• M5: 1,458,280 km (0.085 R)
• M6: 2,850,887 km (0.106 R)
• M7: 3,064,662 km (0.114 R)
• M8: 5,060,896 km (0.079 R)
• M9: 5,742,165 km (0.095 R)
• M10: 8,150,242 km (0.07 R)
• M11: 12,025,874 km (0.099 R)
• M12: 14,280,613 km (0.049 R)
• M13: 18,393,956 km (0.057 R)
• M14: 21,670,299 km (0.049 R)
• M15: 22,389,865 km (0.093 R)
• M16: 23,445,427 km (0.082 R)
• M17: 24,313,394 km (0.041 R)
• M18: 25,541,443 km (0.085 R)
• M19: 43,972,499 km (0.09 R)
• M20: 48,524,912 km (0.068 R)
• M21: 55,069,669 km (0.119 R)
• M22: 67,025,980 km (0.107 R)
• M23: 68,989,601 km (0.115 R)
• M24: 70,542,876 km (0.073 R)
• M25: 72,119,488 km (0.029 R)
• M26: 78,901,507 km (0.184 R)
• M27: 80,355,898 km (0.089 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 17,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit