🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.65 AU - 0.85 AU

Year: 186 Days

Day: 19.2 Hours

Environment

Temp: 328 °C

Axial Tilt: 0 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.26 AU - 1.76 AU

Year: 531 Days

Day: 40.9 Hours

Environment

Temp: 154 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.47 AU - 1.87 AU

Year: 617 Days

Day: 23.2 Hours

Environment

Temp: 133 °C

Axial Tilt: 45.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.27 AU - 2.99 AU

Year: 1220 Days

Day: 45.1 Hours

Environment

Temp: 17 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.01 AU - 6.61 AU

Year: 4535 Days

Day: 45.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,036,207 km

• M1: 58,194 km (0.1 R)

Planet 6 - Terrestrial

Semi-Major Axis: 10.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.91 AU - 11.57 AU

Year: 10069 Days

Day: 16.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 9.92 AU - 11.8 AU

Year: 10239 Days

Day: 34 Hours

Environment

Temp: -138 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,036,207 km

• M1: 435,779 km (0.058 R)
• M2: 2,600,909 km (0.12 R)

Asteroid Belt

Center: 11.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.8

Radius: 14.7

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 11.17 AU - 13.27 AU

Year: 12221 Days

Day: 7.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 103,036,207 km

• M1: 249,529 km (0.044 R)
• M2: 710,739 km (0.064 R)
• M3: 1,767,200 km (0.12 R)
• M4: 2,572,934 km (0.094 R)
• M5: 3,759,694 km (0.111 R)
• M6: 8,413,983 km (0.11 R)
• M7: 10,562,058 km (0.099 R)
• M8: 11,534,445 km (0.095 R)
• M9: 12,906,556 km (0.097 R)
• M10: 15,973,911 km (0.083 R)
• M11: 24,861,670 km (0.118 R)
• M12: 26,025,542 km (0.11 R)
• M13: 26,661,033 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 21.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.3

Radius: 6.9

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 18.89 AU - 25.03 AU

Year: 29440 Days

Day: 17 Hours

Environment

Temp: -175 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 103,036,207 km

• M1: 105,616 km (0.1 R)
• M2: 476,619 km (0.03 R)
• M3: 4,598,639 km (0.047 R)
• M4: 5,565,041 km (0.071 R)
• M5: 6,002,166 km (0.047 R)
• M6: 6,986,370 km (0.083 R)
• M7: 8,397,976 km (0.055 R)
• M8: 10,635,661 km (0.095 R)
• M9: 14,021,509 km (0.048 R)
• M10: 19,677,805 km (0.106 R)
• M11: 20,095,781 km (0.118 R)
• M12: 21,916,537 km (0.052 R)
• M13: 22,456,286 km (0.115 R)
• M14: 26,384,427 km (0.07 R)
• M15: 41,823,974 km (0.107 R)
• M16: 45,792,058 km (0.088 R)
• M17: 53,813,645 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 22.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.8

Radius: 6.2

Gravity: 19.01 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 20.6 AU - 24.38 AU

Year: 30513 Days

Day: 15.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 103,036,207 km

• M1: 77,043 km (0.105 R)
• M2: 761,304 km (0.07 R)
• M3: 1,396,347 km (0.094 R)
• M4: 1,824,795 km (0.068 R)
• M5: 2,460,586 km (0.118 R)
• M6: 4,123,815 km (0.116 R)
• M7: 5,377,295 km (0.098 R)
• M8: 5,726,606 km (0.069 R)
• M9: 10,098,754 km (0.118 R)
• M10: 10,698,492 km (0.094 R)
• M11: 11,606,551 km (0.043 R)
• M12: 12,640,571 km (0.084 R)
• M13: 13,024,439 km (0.114 R)
• M14: 14,470,602 km (0.064 R)
• M15: 16,744,041 km (0.05 R)
• M16: 17,488,739 km (0.059 R)
• M17: 25,944,460 km (0.111 R)
• M18: 26,564,243 km (0.109 R)
• M19: 27,321,059 km (0.104 R)
• M20: 58,100,671 km (0.034 R)
• M21: 65,793,592 km (0.116 R)
• M22: 86,140,249 km (0.108 R)

Kuiper Belt

Range: 38.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 16,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit