🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.79 AU - 0.91 AU

Year: 288 Days

Day: 38.3 Hours

Environment

Temp: 165 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 69,976,148 km

• M1: 67,917 km (0.112 R)
• M2: 339,737 km (0.043 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.14 AU - 1.36 AU

Year: 513 Days

Day: 45.1 Hours

Environment

Temp: -2 °C

Axial Tilt: 49.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.85 AU - 2.13 AU

Year: 1031 Days

Day: 28.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,976,148 km

• M1: 443,258 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.84 AU - 4.44 AU

Year: 2549 Days

Day: 47.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.71 AU - 4.99 AU

Year: 3330 Days

Day: 26.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.5

Radius: 8.7

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.54 AU - 5.06 AU

Year: 3860 Days

Day: 8.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,976,148 km

• M1: 108,159 km (0.08 R)
• M2: 409,599 km (0.115 R)
• M3: 729,439 km (0.063 R)
• M4: 1,480,121 km (0.09 R)
• M5: 1,888,374 km (0.111 R)
• M6: 2,170,665 km (0.11 R)
• M7: 2,444,130 km (0.084 R)
• M8: 4,956,776 km (0.088 R)
• M9: 5,875,606 km (0.115 R)
• M10: 6,292,386 km (0.103 R)
• M11: 6,778,579 km (0.111 R)
• M12: 9,816,163 km (0.113 R)
• M13: 11,153,419 km (0.052 R)
• M14: 12,233,067 km (0.105 R)
• M15: 12,532,562 km (0.077 R)
• M16: 12,875,141 km (0.034 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.2

Radius: 11.3

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.57 AU - 5.53 AU

Year: 4166 Days

Day: 10.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,976,148 km

• M1: 143,614 km (0.043 R)
• M2: 573,708 km (0.111 R)
• M3: 930,798 km (0.109 R)
• M4: 1,815,520 km (0.058 R)
• M5: 2,455,649 km (0.091 R)
• M6: 3,241,038 km (0.09 R)
• M7: 3,798,888 km (0.104 R)
• M8: 5,064,038 km (0.068 R)
• M9: 5,628,021 km (0.071 R)
• M10: 7,320,721 km (0.038 R)
• M11: 7,836,086 km (0.071 R)
• M12: 8,717,367 km (0.113 R)
• M13: 9,629,765 km (0.117 R)
• M14: 10,249,249 km (0.042 R)
• M15: 11,491,660 km (0.105 R)
• M16: 12,188,786 km (0.058 R)
• M17: 12,588,212 km (0.104 R)
• M18: 13,371,058 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.6

Radius: 3.6

Gravity: 63.09 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 9.59 AU - 15.33 AU

Year: 16145 Days

Day: 20.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,976,148 km

• M1: 80,633 km (0.101 R)
• M2: 220,657 km (0.059 R)
• M3: 452,683 km (0.103 R)
• M4: 1,231,789 km (0.114 R)
• M5: 1,646,624 km (0.059 R)
• M6: 2,209,860 km (0.025 R)
• M7: 2,557,824 km (0.114 R)
• M8: 2,817,676 km (0.055 R)
• M9: 5,375,351 km (0.068 R)
• M10: 5,489,195 km (0.115 R)
• M11: 6,417,300 km (0.037 R)
• M12: 6,545,505 km (0.111 R)
• M13: 7,305,313 km (0.119 R)
• M14: 8,786,182 km (0.108 R)
• M15: 10,995,443 km (0.058 R)
• M16: 16,630,795 km (0.049 R)
• M17: 18,722,772 km (0.112 R)
• M18: 21,456,523 km (0.075 R)
• M19: 23,318,867 km (0.103 R)
• M20: 27,249,252 km (0.096 R)
• M21: 31,970,711 km (0.063 R)
• M22: 38,602,683 km (0.046 R)
• M23: 40,320,366 km (0.12 R)
• M24: 41,198,057 km (0.041 R)
• M25: 45,620,020 km (0.065 R)
• M26: 50,685,703 km (0.092 R)
• M27: 53,792,253 km (0.082 R)
• M28: 58,128,646 km (0.096 R)
• M29: 65,863,604 km (0.118 R)
• M30: 68,104,879 km (0.107 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 19,766 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit