🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.06 AU - 1.2 AU

Year: 426 Days

Day: 27.7 Hours

Environment

Temp: 26 °C

Axial Tilt: 99.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 108,284,821 km

• M1: 71,508 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.41 AU - 1.93 AU

Year: 766 Days

Day: 14.6 Hours

Environment

Temp: -27 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 108,284,821 km

• M1: 100,380 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.66 AU - 4.46 AU

Year: 2902 Days

Day: 25.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 49.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.2 AU - 5.1 AU

Year: 3557 Days

Day: 13.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 18.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331

Radius: 5.7

Gravity: 10.19 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 17.15 AU - 19.03 AU

Year: 27296 Days

Day: 23.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 108,284,821 km

• M1: 71,957 km (0.098 R)
• M2: 323,580 km (0.114 R)
• M3: 852,409 km (0.097 R)
• M4: 1,217,727 km (0.033 R)
• M5: 2,904,891 km (0.11 R)
• M6: 4,458,017 km (0.066 R)
• M7: 4,874,497 km (0.067 R)
• M8: 14,169,761 km (0.056 R)
• M9: 18,075,312 km (0.03 R)
• M10: 18,951,956 km (0.113 R)
• M11: 20,413,228 km (0.112 R)
• M12: 20,884,760 km (0.051 R)
• M13: 24,497,100 km (0.091 R)
• M14: 31,033,779 km (0.079 R)
• M15: 34,234,276 km (0.112 R)
• M16: 34,899,837 km (0.072 R)
• M17: 37,367,155 km (0.115 R)
• M18: 40,834,384 km (0.102 R)
• M19: 48,902,347 km (0.044 R)
• M20: 60,062,647 km (0.101 R)
• M21: 62,798,045 km (0.095 R)
• M22: 64,196,336 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.3

Radius: 5.7

Gravity: 24.69 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 15.13 AU - 24.57 AU

Year: 31375 Days

Day: 16.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 108,284,821 km

• M1: 70,909 km (0.103 R)
• M2: 253,269 km (0.12 R)
• M3: 514,168 km (0.102 R)
• M4: 734,077 km (0.076 R)
• M5: 1,016,817 km (0.101 R)
• M6: 1,662,332 km (0.066 R)
• M7: 2,296,926 km (0.066 R)
• M8: 4,912,196 km (0.076 R)
• M9: 6,740,132 km (0.073 R)
• M10: 9,415,241 km (0.09 R)
• M11: 12,416,324 km (0.115 R)
• M12: 17,300,695 km (0.114 R)
• M13: 18,371,217 km (0.08 R)
• M14: 20,006,022 km (0.047 R)
• M15: 24,754,408 km (0.108 R)
• M16: 27,258,527 km (0.097 R)
• M17: 31,323,550 km (0.098 R)
• M18: 32,038,179 km (0.098 R)
• M19: 34,247,141 km (0.044 R)
• M20: 35,005,453 km (0.088 R)
• M21: 36,871,088 km (0.117 R)
• M22: 39,625,933 km (0.098 R)
• M23: 51,820,104 km (0.085 R)
• M24: 52,417,897 km (0.117 R)
• M25: 53,830,849 km (0.089 R)
• M26: 55,893,056 km (0.061 R)
• M27: 60,834,722 km (0.091 R)
• M28: 68,183,269 km (0.111 R)
• M29: 69,141,443 km (0.113 R)
• M30: 69,623,896 km (0.108 R)
• M31: 75,334,346 km (0.051 R)
• M32: 83,241,491 km (0.099 R)
• M33: 84,335,800 km (0.117 R)
• M34: 87,394,627 km (0.032 R)
• M35: 89,951,704 km (0.113 R)
• M36: 97,921,231 km (0.109 R)
• M37: 99,753,955 km (0.059 R)

Kuiper Belt

Range: 30.9 - 60.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 16,888 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit