🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.45 AU - 0.57 AU

Year: 163 Days

Day: 25.7 Hours

Environment

Temp: 21 °C

Axial Tilt: 46 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.02 AU - 1.24 AU

Year: 536 Days

Day: 29.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.4

Radius: 11.7

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.55 AU - 4.65 AU

Year: 3704 Days

Day: 7.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,443,246 km

• M1: 145,559 km (0.112 R)
• M2: 799,301 km (0.099 R)
• M3: 1,372,112 km (0.11 R)
• M4: 1,766,152 km (0.047 R)
• M5: 2,208,364 km (0.104 R)
• M6: 2,659,850 km (0.058 R)
• M7: 3,209,174 km (0.11 R)
• M8: 3,771,362 km (0.057 R)
• M9: 4,285,530 km (0.117 R)
• M10: 4,653,990 km (0.092 R)
• M11: 5,018,709 km (0.112 R)
• M12: 5,723,764 km (0.051 R)
• M13: 6,434,504 km (0.108 R)
• M14: 6,826,899 km (0.096 R)
• M15: 8,813,110 km (0.059 R)
• M16: 9,374,102 km (0.116 R)
• M17: 10,321,355 km (0.082 R)
• M18: 15,123,148 km (0.086 R)
• M19: 15,710,768 km (0.095 R)
• M20: 16,818,241 km (0.1 R)
• M21: 18,334,715 km (0.067 R)
• M22: 21,571,265 km (0.117 R)
• M23: 22,043,396 km (0.074 R)
• M24: 23,572,286 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.6

Radius: 8.2

Gravity: 11.91 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.83 AU - 6.33 AU

Year: 5882 Days

Day: 7.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,443,246 km

• M1: 102,475 km (0.108 R)
• M2: 453,282 km (0.079 R)
• M3: 708,944 km (0.085 R)
• M4: 964,009 km (0.098 R)
• M5: 1,270,984 km (0.086 R)
• M6: 1,591,422 km (0.104 R)
• M7: 2,397,904 km (0.057 R)
• M8: 2,701,738 km (0.062 R)
• M9: 3,174,616 km (0.062 R)
• M10: 3,431,027 km (0.085 R)
• M11: 4,572,908 km (0.07 R)
• M12: 4,873,300 km (0.079 R)
• M13: 6,209,359 km (0.117 R)
• M14: 6,820,915 km (0.03 R)
• M15: 8,282,785 km (0.083 R)
• M16: 9,718,476 km (0.103 R)
• M17: 12,486,037 km (0.114 R)
• M18: 14,020,911 km (0.101 R)
• M19: 15,251,802 km (0.119 R)
• M20: 18,538,617 km (0.112 R)
• M21: 20,019,337 km (0.102 R)
• M22: 21,350,159 km (0.117 R)
• M23: 22,581,649 km (0.091 R)
• M24: 25,780,650 km (0.059 R)
• M25: 33,877,485 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.1

Radius: 3.4

Gravity: 41.62 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.9 AU - 12.16 AU

Year: 15247 Days

Day: 20.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 56,443,246 km

• M1: 46,824 km (0.109 R)
• M2: 228,885 km (0.11 R)
• M3: 507,137 km (0.091 R)
• M4: 693,386 km (0.091 R)
• M5: 871,707 km (0.057 R)
• M6: 1,010,833 km (0.093 R)
• M7: 1,642,585 km (0.079 R)
• M8: 1,856,061 km (0.053 R)
• M9: 2,278,675 km (0.069 R)
• M10: 2,830,242 km (0.117 R)
• M11: 3,064,363 km (0.118 R)
• M12: 4,191,134 km (0.092 R)
• M13: 4,621,078 km (0.077 R)
• M14: 5,250,586 km (0.077 R)
• M15: 5,973,144 km (0.104 R)
• M16: 6,318,864 km (0.099 R)
• M17: 7,746,178 km (0.078 R)
• M18: 9,323,986 km (0.115 R)
• M19: 9,580,397 km (0.117 R)
• M20: 11,218,494 km (0.101 R)
• M21: 11,391,878 km (0.107 R)
• M22: 11,625,849 km (0.056 R)
• M23: 11,863,111 km (0.094 R)
• M24: 13,161,621 km (0.03 R)
• M25: 14,145,227 km (0.041 R)
• M26: 15,819,077 km (0.106 R)
• M27: 22,164,121 km (0.097 R)
• M28: 22,712,547 km (0.112 R)
• M29: 24,508,918 km (0.085 R)
• M30: 24,898,770 km (0.112 R)
• M31: 25,992,331 km (0.089 R)
• M32: 27,534,535 km (0.111 R)
• M33: 29,354,842 km (0.106 R)
• M34: 29,905,213 km (0.076 R)
• M35: 30,913,054 km (0.115 R)
• M36: 32,878,022 km (0.119 R)
• M37: 33,830,810 km (0.111 R)
• M38: 35,542,360 km (0.051 R)
• M39: 40,612,830 km (0.043 R)
• M40: 41,571,154 km (0.113 R)
• M41: 43,390,713 km (0.072 R)
• M42: 55,769,189 km (0.105 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: 329 - 17,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit