🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.53 AU - 0.89 AU

Year: 217 Days

Day: 25.1 Hours

Environment

Temp: 124 °C

Axial Tilt: 13.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.78 AU - 0.96 AU

Year: 295 Days

Day: 41.1 Hours

Environment

Temp: 84 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.94 AU - 0.98 AU

Year: 342 Days

Day: 45.1 Hours

Environment

Temp: 115 °C

Axial Tilt: 46.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.81 AU - 3.05 AU

Year: 1823 Days

Day: 26.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.31 AU - 3.69 AU

Year: 1888 Days

Day: 12.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.5

Radius: 14.9

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.8 AU - 6.04 AU

Year: 4586 Days

Day: 9.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,972,566 km

• M1: 185,352 km (0.08 R)
• M2: 736,470 km (0.096 R)
• M3: 1,232,088 km (0.113 R)
• M4: 1,859,950 km (0.09 R)
• M5: 2,556,029 km (0.116 R)
• M6: 4,641,723 km (0.108 R)
• M7: 5,158,284 km (0.058 R)
• M8: 5,963,270 km (0.054 R)
• M9: 9,418,084 km (0.028 R)
• M10: 10,291,735 km (0.109 R)
• M11: 10,790,794 km (0.094 R)
• M12: 11,703,041 km (0.115 R)
• M13: 14,750,649 km (0.099 R)
• M14: 17,286,483 km (0.101 R)
• M15: 18,903,636 km (0.107 R)
• M16: 19,464,628 km (0.112 R)
• M17: 20,816,693 km (0.068 R)
• M18: 23,208,165 km (0.071 R)
• M19: 23,996,097 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.9

Radius: 10.4

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.49 AU - 6.35 AU

Year: 4586 Days

Day: 10.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,972,566 km

• M1: 131,945 km (0.077 R)
• M2: 580,739 km (0.032 R)
• M3: 1,092,214 km (0.086 R)
• M4: 1,752,240 km (0.117 R)
• M5: 2,327,743 km (0.097 R)
• M6: 3,008,862 km (0.09 R)
• M7: 5,307,732 km (0.057 R)
• M8: 6,656,058 km (0.112 R)
• M9: 7,303,368 km (0.12 R)
• M10: 8,723,650 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.5

Radius: 12.6

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.82 AU - 7.5 AU

Year: 6247 Days

Day: 12.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,972,566 km

• M1: 156,629 km (0.117 R)
• M2: 576,849 km (0.116 R)
• M3: 971,189 km (0.1 R)
• M4: 1,534,126 km (0.045 R)
• M5: 2,044,554 km (0.099 R)
• M6: 2,484,521 km (0.09 R)
• M7: 3,025,019 km (0.094 R)
• M8: 4,896,039 km (0.086 R)
• M9: 5,664,673 km (0.116 R)
• M10: 6,607,888 km (0.092 R)
• M11: 7,270,307 km (0.117 R)
• M12: 9,567,083 km (0.09 R)
• M13: 14,536,874 km (0.103 R)
• M14: 15,146,784 km (0.1 R)
• M15: 18,455,889 km (0.106 R)
• M16: 19,905,044 km (0.081 R)
• M17: 25,656,783 km (0.028 R)
• M18: 27,376,261 km (0.049 R)
• M19: 29,084,220 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.3

Radius: 5.3

Gravity: 35.57 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 10.72 AU - 15.76 AU

Year: 17509 Days

Day: 22 Hours

Environment

Temp: -194 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 78,972,566 km

• M1: 67,768 km (0.115 R)
• M2: 282,441 km (0.113 R)
• M3: 590,164 km (0.102 R)
• M4: 940,971 km (0.106 R)
• M5: 1,212,192 km (0.059 R)
• M6: 1,468,901 km (0.089 R)
• M7: 2,196,396 km (0.051 R)
• M8: 2,416,604 km (0.111 R)
• M9: 3,006,020 km (0.048 R)
• M10: 3,809,061 km (0.083 R)
• M11: 4,568,869 km (0.105 R)
• M12: 5,192,093 km (0.084 R)
• M13: 5,953,846 km (0.112 R)
• M14: 7,160,801 km (0.1 R)
• M15: 7,547,811 km (0.069 R)
• M16: 8,683,708 km (0.099 R)
• M17: 8,957,023 km (0.113 R)
• M18: 9,179,774 km (0.12 R)
• M19: 9,406,116 km (0.078 R)
• M20: 9,929,259 km (0.108 R)
• M21: 13,628,366 km (0.106 R)
• M22: 13,923,223 km (0.11 R)
• M23: 14,297,667 km (0.061 R)
• M24: 14,602,099 km (0.11 R)
• M25: 18,152,954 km (0.031 R)
• M26: 18,330,825 km (0.113 R)
• M27: 19,330,289 km (0.086 R)
• M28: 20,847,959 km (0.119 R)
• M29: 21,936,284 km (0.047 R)
• M30: 24,011,206 km (0.1 R)
• M31: 28,908,293 km (0.039 R)
• M32: 39,117,898 km (0.109 R)
• M33: 41,381,913 km (0.092 R)
• M34: 48,524,463 km (0.044 R)
• M35: 51,135,395 km (0.116 R)
• M36: 59,920,530 km (0.089 R)
• M37: 60,513,236 km (0.094 R)
• M38: 60,910,419 km (0.055 R)
• M39: 72,976,534 km (0.048 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 13,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit