🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.4

Radius: 9

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.97 AU - 1.21 AU

Year: 772 Days

Day: 5.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 68,311,117 km

• M1: 112,797 km (0.103 R)
• M2: 453,132 km (0.06 R)
• M3: 858,542 km (0.089 R)
• M4: 1,855,462 km (0.091 R)
• M5: 2,606,743 km (0.103 R)
• M6: 2,970,116 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.9

Radius: 14.4

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.27 AU - 2.07 AU

Year: 1464 Days

Day: 6.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,311,117 km

• M1: 180,265 km (0.097 R)
• M2: 756,816 km (0.094 R)
• M3: 1,280,558 km (0.086 R)
• M4: 1,745,059 km (0.051 R)
• M5: 2,242,472 km (0.109 R)
• M6: 2,740,633 km (0.054 R)
• M7: 3,282,925 km (0.074 R)
• M8: 6,094,019 km (0.096 R)
• M9: 7,500,239 km (0.109 R)
• M10: 9,774,426 km (0.069 R)
• M11: 10,705,672 km (0.104 R)
• M12: 11,228,367 km (0.056 R)
• M13: 12,514,909 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.5

Radius: 10.5

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.04 AU - 3.74 AU

Year: 4233 Days

Day: 10.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,311,117 km

• M1: 130,599 km (0.117 R)
• M2: 477,816 km (0.119 R)
• M3: 848,818 km (0.114 R)
• M4: 1,192,893 km (0.076 R)
• M5: 1,600,697 km (0.071 R)
• M6: 2,205,521 km (0.091 R)
• M7: 2,554,533 km (0.062 R)
• M8: 5,151,702 km (0.05 R)
• M9: 6,195,446 km (0.067 R)
• M10: 6,724,424 km (0.106 R)
• M11: 9,113,053 km (0.102 R)
• M12: 9,541,801 km (0.095 R)
• M13: 10,556,075 km (0.081 R)
• M14: 11,599,221 km (0.081 R)
• M15: 13,427,456 km (0.107 R)
• M16: 13,936,538 km (0.107 R)
• M17: 15,896,719 km (0.105 R)
• M18: 16,996,263 km (0.099 R)
• M19: 18,597,110 km (0.085 R)
• M20: 19,522,223 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.9

Radius: 3.4

Gravity: 44.11 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.52 AU - 8.42 AU

Year: 13848 Days

Day: 24.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 68,311,117 km

• M1: 75,397 km (0.101 R)
• M2: 227,987 km (0.101 R)
• M3: 600,935 km (0.071 R)
• M4: 787,782 km (0.116 R)
• M5: 957,726 km (0.114 R)
• M6: 1,371,214 km (0.117 R)
• M7: 1,512,883 km (0.1 R)
• M8: 1,876,406 km (0.086 R)
• M9: 2,978,045 km (0.118 R)
• M10: 4,152,837 km (0.086 R)
• M11: 5,223,210 km (0.087 R)
• M12: 5,895,054 km (0.067 R)
• M13: 6,043,455 km (0.12 R)
• M14: 6,543,411 km (0.084 R)
• M15: 7,195,807 km (0.097 R)
• M16: 7,801,230 km (0.096 R)
• M17: 7,935,269 km (0.116 R)
• M18: 11,925,045 km (0.086 R)
• M19: 12,464,195 km (0.068 R)
• M20: 16,407,146 km (0.112 R)
• M21: 17,527,635 km (0.105 R)
• M22: 17,834,909 km (0.074 R)
• M23: 18,460,078 km (0.086 R)
• M24: 19,261,923 km (0.119 R)
• M25: 21,367,513 km (0.084 R)
• M26: 21,718,020 km (0.062 R)
• M27: 23,902,299 km (0.064 R)
• M28: 26,128,764 km (0.094 R)
• M29: 27,240,725 km (0.097 R)
• M30: 28,489,568 km (0.097 R)
• M31: 32,694,764 km (0.105 R)
• M32: 35,065,741 km (0.116 R)
• M33: 35,187,214 km (0.103 R)
• M34: 35,798,770 km (0.092 R)
• M35: 38,187,400 km (0.117 R)
• M36: 41,625,159 km (0.092 R)
• M37: 44,690,419 km (0.094 R)
• M38: 44,976,301 km (0.081 R)
• M39: 47,011,729 km (0.076 R)
• M40: 52,051,083 km (0.043 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.7

Radius: 5.5

Gravity: 18.24 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.48 AU - 9.94 AU

Year: 18957 Days

Day: 23.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 68,311,117 km

• M1: 76,893 km (0.052 R)
• M2: 397,781 km (0.07 R)
• M3: 622,626 km (0.104 R)
• M4: 2,565,753 km (0.104 R)
• M5: 3,070,197 km (0.111 R)
• M6: 3,581,523 km (0.077 R)
• M7: 3,993,216 km (0.115 R)
• M8: 4,669,249 km (0.08 R)
• M9: 4,875,694 km (0.107 R)
• M10: 5,842,096 km (0.095 R)
• M11: 7,615,429 km (0.075 R)
• M12: 7,950,528 km (0.089 R)
• M13: 8,446,146 km (0.077 R)
• M14: 9,999,870 km (0.05 R)
• M15: 13,109,860 km (0.086 R)
• M16: 14,298,864 km (0.043 R)
• M17: 15,330,790 km (0.043 R)
• M18: 15,864,854 km (0.113 R)
• M19: 16,569,759 km (0.062 R)
• M20: 16,809,266 km (0.113 R)
• M21: 17,707,451 km (0.112 R)
• M22: 19,956,655 km (0.096 R)
• M23: 22,292,327 km (0.102 R)
• M24: 23,176,001 km (0.073 R)
• M25: 25,539,797 km (0.078 R)
• M26: 27,834,180 km (0.117 R)
• M27: 28,172,869 km (0.081 R)
• M28: 28,514,252 km (0.091 R)
• M29: 29,907,158 km (0.115 R)
• M30: 33,970,984 km (0.062 R)
• M31: 34,747,247 km (0.087 R)
• M32: 36,201,189 km (0.057 R)
• M33: 36,875,277 km (0.079 R)
• M34: 46,099,930 km (0.065 R)
• M35: 50,651,146 km (0.11 R)
• M36: 58,025,424 km (0.112 R)
• M37: 62,737,757 km (0.098 R)
• M38: 65,286,007 km (0.091 R)
• M39: 65,684,087 km (0.093 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 19,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit