🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.78 AU - 1.16 AU

Year: 349 Days

Day: 17.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.62 AU - 1.88 AU

Year: 846 Days

Day: 47.2 Hours

Environment

Temp: -54 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,975,615 km

• M1: 41,439 km (0.114 R)
• M2: 79,287 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.76 AU - 2.22 AU

Year: 1025 Days

Day: 18.6 Hours

Environment

Temp: -69 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.97 AU - 3.15 AU

Year: 1955 Days

Day: 45.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,975,615 km

• M1: 37,549 km (0.11 R)
• M2: 89,759 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.84 AU - 4.76 AU

Year: 3257 Days

Day: 39.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.1

Radius: 12.2

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.7 AU - 7.83 AU

Year: 5721 Days

Day: 10.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,975,615 km

• M1: 217,964 km (0.089 R)
• M2: 865,723 km (0.077 R)
• M3: 1,817,764 km (0.107 R)
• M4: 2,231,402 km (0.058 R)
• M5: 3,233,259 km (0.055 R)
• M6: 3,670,833 km (0.044 R)
• M7: 4,148,050 km (0.082 R)
• M8: 5,035,913 km (0.11 R)
• M9: 6,077,264 km (0.095 R)
• M10: 8,979,762 km (0.035 R)
• M11: 10,329,135 km (0.113 R)
• M12: 10,822,957 km (0.083 R)
• M13: 12,753,069 km (0.088 R)
• M14: 13,479,815 km (0.109 R)
• M15: 18,110,019 km (0.118 R)
• M16: 19,363,948 km (0.114 R)
• M17: 28,044,066 km (0.075 R)
• M18: 30,813,421 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.4

Radius: 9.1

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.63 AU - 8.05 AU

Year: 8018 Days

Day: 10.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 82,975,615 km

• M1: 113,994 km (0.1 R)
• M2: 448,794 km (0.097 R)
• M3: 1,035,965 km (0.098 R)
• M4: 1,326,036 km (0.105 R)
• M5: 2,226,016 km (0.097 R)
• M6: 3,487,575 km (0.103 R)
• M7: 5,232,934 km (0.109 R)
• M8: 5,674,247 km (0.081 R)
• M9: 6,417,749 km (0.11 R)
• M10: 6,998,338 km (0.119 R)
• M11: 7,340,020 km (0.039 R)
• M12: 8,776,009 km (0.037 R)
• M13: 9,445,460 km (0.03 R)
• M14: 11,294,041 km (0.117 R)
• M15: 12,578,937 km (0.056 R)
• M16: 13,780,806 km (0.109 R)
• M17: 17,289,176 km (0.082 R)
• M18: 17,634,896 km (0.114 R)
• M19: 18,412,057 km (0.042 R)
• M20: 18,700,183 km (0.058 R)
• M21: 20,186,437 km (0.108 R)
• M22: 23,561,216 km (0.106 R)
• M23: 24,590,599 km (0.06 R)
• M24: 25,116,286 km (0.069 R)
• M25: 25,739,062 km (0.103 R)
• M26: 29,694,429 km (0.092 R)
• M27: 30,290,577 km (0.116 R)
• M28: 32,023,369 km (0.086 R)
• M29: 35,573,925 km (0.095 R)
• M30: 40,098,064 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 952.2

Radius: 7.7

Gravity: 16.06 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 11.13 AU - 17.05 AU

Year: 19318 Days

Day: 16.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,975,615 km

• M1: 95,892 km (0.107 R)
• M2: 381,175 km (0.119 R)
• M3: 637,736 km (0.091 R)
• M4: 908,059 km (0.083 R)
• M5: 2,159,296 km (0.057 R)
• M6: 2,401,345 km (0.084 R)
• M7: 3,267,816 km (0.115 R)
• M8: 4,159,120 km (0.114 R)
• M9: 4,715,774 km (0.097 R)
• M10: 5,439,977 km (0.106 R)
• M11: 6,917,854 km (0.116 R)
• M12: 7,597,926 km (0.081 R)
• M13: 7,902,807 km (0.114 R)
• M14: 8,215,616 km (0.098 R)
• M15: 9,034,365 km (0.119 R)
• M16: 10,455,694 km (0.1 R)
• M17: 16,859,231 km (0.099 R)
• M18: 17,908,511 km (0.058 R)
• M19: 25,926,508 km (0.036 R)
• M20: 28,767,970 km (0.117 R)
• M21: 32,073,185 km (0.119 R)
• M22: 33,409,094 km (0.067 R)
• M23: 38,080,736 km (0.088 R)
• M24: 41,269,864 km (0.117 R)
• M25: 41,896,978 km (0.073 R)
• M26: 44,304,905 km (0.035 R)
• M27: 50,635,887 km (0.049 R)
• M28: 53,365,600 km (0.113 R)
• M29: 57,544,317 km (0.113 R)
• M30: 64,003,953 km (0.104 R)
• M31: 70,930,783 km (0.103 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: 280 - 16,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit