🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.1

Radius: 10.4

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.51 AU - 0.77 AU

Year: 341 Days

Day: 14.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 56,800,140 km

• M1: 129,402 km (0.085 R)
• M2: 491,878 km (0.036 R)
• M3: 943,514 km (0.062 R)
• M4: 1,739,225 km (0.052 R)
• M5: 2,218,686 km (0.041 R)
• M6: 2,632,623 km (0.026 R)
• M7: 3,237,896 km (0.095 R)
• M8: 3,695,067 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.3

Radius: 8.3

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.69 AU - 3.89 AU

Year: 3979 Days

Day: 9.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,800,140 km

• M1: 103,223 km (0.107 R)
• M2: 420,520 km (0.117 R)
• M3: 834,008 km (0.094 R)
• M4: 1,111,512 km (0.081 R)
• M5: 1,991,148 km (0.066 R)
• M6: 3,565,815 km (0.084 R)
• M7: 4,157,026 km (0.041 R)
• M8: 5,670,058 km (0.093 R)
• M9: 6,092,373 km (0.087 R)
• M10: 6,905,288 km (0.059 R)
• M11: 7,224,081 km (0.077 R)
• M12: 8,598,736 km (0.096 R)
• M13: 10,344,842 km (0.12 R)
• M14: 13,660,081 km (0.099 R)
• M15: 17,860,041 km (0.068 R)
• M16: 18,159,386 km (0.096 R)
• M17: 18,706,466 km (0.082 R)
• M18: 20,025,769 km (0.114 R)
• M19: 21,675,983 km (0.032 R)
• M20: 24,428,435 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341

Radius: 8

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.46 AU - 4.7 AU

Year: 5496 Days

Day: 13.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,800,140 km

• M1: 105,018 km (0.093 R)
• M2: 355,295 km (0.094 R)
• M3: 633,248 km (0.069 R)
• M4: 1,115,103 km (0.11 R)
• M5: 1,712,148 km (0.083 R)
• M6: 2,367,087 km (0.09 R)
• M7: 3,587,507 km (0.093 R)
• M8: 4,727,442 km (0.088 R)
• M9: 5,234,579 km (0.108 R)
• M10: 6,033,881 km (0.043 R)
• M11: 6,538,923 km (0.112 R)
• M12: 8,259,747 km (0.111 R)
• M13: 10,767,456 km (0.053 R)
• M14: 14,616,310 km (0.093 R)
• M15: 17,342,133 km (0.03 R)
• M16: 20,258,544 km (0.065 R)
• M17: 20,586,761 km (0.067 R)
• M18: 23,703,483 km (0.119 R)
• M19: 24,510,564 km (0.118 R)
• M20: 24,958,460 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.5

Radius: 10.7

Gravity: 8.48 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.04 AU - 6.24 AU

Year: 8932 Days

Day: 6.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,800,140 km

• M1: 132,993 km (0.106 R)
• M2: 469,289 km (0.109 R)
• M3: 1,059,751 km (0.101 R)
• M4: 1,491,042 km (0.075 R)
• M5: 2,379,803 km (0.083 R)
• M6: 3,086,952 km (0.054 R)
• M7: 3,441,200 km (0.047 R)
• M8: 3,796,196 km (0.064 R)
• M9: 6,584,550 km (0.086 R)
• M10: 7,135,070 km (0.074 R)
• M11: 8,238,654 km (0.104 R)
• M12: 9,550,777 km (0.091 R)
• M13: 10,153,806 km (0.086 R)
• M14: 13,620,288 km (0.098 R)
• M15: 15,653,323 km (0.1 R)
• M16: 16,922,511 km (0.082 R)
• M17: 19,905,941 km (0.065 R)
• M18: 21,992,981 km (0.111 R)
• M19: 27,993,651 km (0.086 R)
• M20: 29,438,019 km (0.113 R)
• M21: 32,474,706 km (0.093 R)
• M22: 33,379,324 km (0.115 R)
• M23: 36,194,008 km (0.088 R)
• M24: 45,582,022 km (0.046 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987

Radius: 4.3

Gravity: 53.38 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 6.01 AU - 6.75 AU

Year: 10746 Days

Day: 15.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 56,800,140 km

• M1: 54,005 km (0.062 R)
• M2: 193,131 km (0.076 R)
• M3: 641,326 km (0.116 R)
• M4: 808,876 km (0.114 R)
• M5: 1,233,584 km (0.083 R)
• M6: 1,744,012 km (0.065 R)
• M7: 2,343,451 km (0.098 R)
• M8: 2,700,990 km (0.102 R)
• M9: 4,471,480 km (0.112 R)
• M10: 4,953,634 km (0.039 R)
• M11: 5,155,891 km (0.106 R)
• M12: 5,540,956 km (0.048 R)
• M13: 6,096,861 km (0.103 R)
• M14: 8,597,689 km (0.109 R)
• M15: 10,126,280 km (0.097 R)
• M16: 12,495,461 km (0.047 R)
• M17: 12,870,653 km (0.053 R)
• M18: 13,907,665 km (0.084 R)
• M19: 14,378,300 km (0.049 R)
• M20: 14,721,029 km (0.074 R)
• M21: 15,781,827 km (0.109 R)
• M22: 16,591,451 km (0.094 R)
• M23: 17,505,793 km (0.096 R)
• M24: 17,739,465 km (0.096 R)
• M25: 18,054,369 km (0.068 R)
• M26: 20,795,899 km (0.111 R)
• M27: 21,678,377 km (0.11 R)
• M28: 27,190,460 km (0.072 R)
• M29: 34,291,572 km (0.107 R)
• M30: 34,535,267 km (0.076 R)
• M31: 37,550,262 km (0.103 R)
• M32: 38,199,816 km (0.063 R)
• M33: 38,593,109 km (0.114 R)
• M34: 43,667,618 km (0.104 R)
• M35: 44,530,200 km (0.078 R)
• M36: 50,416,278 km (0.111 R)
• M37: 52,326,642 km (0.107 R)
• M38: 54,119,722 km (0.097 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 16,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit