🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.5 AU - 0.58 AU

Year: 143 Days

Day: 19 Hours

Environment

Temp: 219 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.84 AU - 1 AU

Year: 318 Days

Day: 17.6 Hours

Environment

Temp: 83 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,547,772 km

• M1: 161,566 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.27 AU - 1.61 AU

Year: 622 Days

Day: 21.6 Hours

Environment

Temp: -11 °C

Axial Tilt: 44.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 56,547,772 km

• M1: 652,097 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.65 AU - 3.51 AU

Year: 1945 Days

Day: 21.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,547,772 km

• M1: 843,732 km (0.097 R)
• M2: 972,985 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.94 AU - 5.68 AU

Year: 3797 Days

Day: 16.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.8

Radius: 13.4

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.99 AU - 6.19 AU

Year: 4757 Days

Day: 7.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,547,772 km

• M1: 167,400 km (0.091 R)
• M2: 823,686 km (0.11 R)
• M3: 1,250,189 km (0.098 R)
• M4: 2,039,019 km (0.077 R)
• M5: 2,718,493 km (0.078 R)
• M6: 3,687,737 km (0.06 R)
• M7: 4,605,071 km (0.115 R)
• M8: 5,131,057 km (0.037 R)
• M9: 6,334,722 km (0.062 R)
• M10: 6,955,254 km (0.077 R)
• M11: 7,616,028 km (0.118 R)
• M12: 9,413,147 km (0.077 R)
• M13: 9,934,047 km (0.081 R)
• M14: 11,210,266 km (0.103 R)
• M15: 13,375,695 km (0.095 R)
• M16: 13,932,199 km (0.076 R)
• M17: 14,504,262 km (0.103 R)
• M18: 17,245,343 km (0.099 R)
• M19: 18,769,446 km (0.093 R)
• M20: 20,183,296 km (0.114 R)
• M21: 21,944,661 km (0.103 R)
• M22: 25,308,220 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.9

Radius: 9

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 10.77 AU - 14.13 AU

Year: 15810 Days

Day: 9.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 56,547,772 km

• M1: 119,828 km (0.099 R)
• M2: 498,759 km (0.047 R)
• M3: 800,648 km (0.111 R)
• M4: 1,092,663 km (0.106 R)
• M5: 1,870,123 km (0.079 R)
• M6: 2,322,357 km (0.097 R)
• M7: 2,656,260 km (0.117 R)
• M8: 3,253,155 km (0.108 R)
• M9: 4,156,876 km (0.081 R)
• M10: 5,025,292 km (0.035 R)
• M11: 5,726,158 km (0.047 R)
• M12: 6,682,537 km (0.09 R)
• M13: 6,997,291 km (0.087 R)
• M14: 7,827,709 km (0.098 R)
• M15: 12,393,585 km (0.119 R)
• M16: 13,234,774 km (0.119 R)
• M17: 14,113,512 km (0.07 R)
• M18: 15,232,205 km (0.085 R)
• M19: 15,709,721 km (0.11 R)
• M20: 18,554,774 km (0.077 R)
• M21: 19,099,459 km (0.081 R)
• M22: 24,771,313 km (0.101 R)
• M23: 27,886,838 km (0.105 R)
• M24: 32,025,463 km (0.043 R)
• M25: 33,605,815 km (0.109 R)
• M26: 34,066,726 km (0.109 R)
• M27: 38,784,146 km (0.074 R)
• M28: 40,319,020 km (0.036 R)
• M29: 41,101,417 km (0.048 R)
• M30: 43,373,060 km (0.119 R)
• M31: 47,295,217 km (0.069 R)
• M32: 49,639,266 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.5

Radius: 7.8

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 12.85 AU - 17.79 AU

Year: 21580 Days

Day: 17 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,547,772 km

• M1: 96,939 km (0.05 R)
• M2: 460,313 km (0.086 R)
• M3: 1,778,719 km (0.068 R)
• M4: 2,415,108 km (0.069 R)
• M5: 4,160,915 km (0.107 R)
• M6: 5,275,419 km (0.072 R)
• M7: 6,032,983 km (0.111 R)
• M8: 8,596,791 km (0.078 R)
• M9: 10,332,725 km (0.11 R)
• M10: 14,895,161 km (0.114 R)
• M11: 15,315,381 km (0.1 R)
• M12: 19,961,741 km (0.077 R)
• M13: 24,199,101 km (0.118 R)
• M14: 25,270,820 km (0.106 R)
• M15: 26,373,955 km (0.059 R)
• M16: 30,543,846 km (0.072 R)
• M17: 37,526,925 km (0.037 R)
• M18: 40,703,337 km (0.106 R)
• M19: 41,939,314 km (0.095 R)
• M20: 46,388,056 km (0.088 R)
• M21: 54,539,793 km (0.119 R)

Kuiper Belt

Range: 30.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 20,098 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit