🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.45 AU - 0.65 AU

Year: 146 Days

Day: 40 Hours

Environment

Temp: 180 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.74 AU - 1.14 AU

Year: 326 Days

Day: 36.4 Hours

Environment

Temp: 135 °C

Axial Tilt: 170 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.3 AU - 3.98 AU

Year: 2487 Days

Day: 19.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,758,915 km

• M1: 57,446 km (0.05 R)
• M2: 109,356 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.22 AU - 4.8 AU

Year: 3430 Days

Day: 24.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.5

Radius: 10

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.2 AU - 5.82 AU

Year: 4632 Days

Day: 5.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,758,915 km

• M1: 124,765 km (0.102 R)
• M2: 613,800 km (0.076 R)
• M3: 949,797 km (0.049 R)
• M4: 1,586,635 km (0.057 R)
• M5: 2,680,794 km (0.101 R)
• M6: 3,658,416 km (0.066 R)
• M7: 4,377,832 km (0.086 R)
• M8: 4,907,857 km (0.094 R)
• M9: 5,924,076 km (0.12 R)
• M10: 6,302,259 km (0.102 R)
• M11: 7,874,832 km (0.04 R)
• M12: 9,934,495 km (0.098 R)
• M13: 13,888,666 km (0.072 R)
• M14: 19,411,521 km (0.102 R)
• M15: 20,974,669 km (0.117 R)
• M16: 21,718,320 km (0.1 R)
• M17: 22,131,509 km (0.073 R)
• M18: 23,258,579 km (0.08 R)
• M19: 24,275,845 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.5

Radius: 13.4

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 6.64 AU - 6.68 AU

Year: 6156 Days

Day: 12.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,758,915 km

• M1: 166,652 km (0.112 R)
• M2: 961,466 km (0.11 R)
• M3: 1,419,085 km (0.106 R)
• M4: 1,891,067 km (0.113 R)
• M5: 3,814,596 km (0.1 R)
• M6: 4,944,210 km (0.056 R)
• M7: 6,914,862 km (0.108 R)
• M8: 8,588,563 km (0.11 R)
• M9: 9,952,896 km (0.085 R)
• M10: 10,760,126 km (0.086 R)
• M11: 12,722,401 km (0.11 R)
• M12: 14,078,805 km (0.099 R)
• M13: 15,280,824 km (0.038 R)
• M14: 16,681,060 km (0.098 R)
• M15: 18,444,221 km (0.112 R)
• M16: 25,421,914 km (0.098 R)
• M17: 25,859,338 km (0.097 R)
• M18: 30,514,674 km (0.027 R)
• M19: 33,770,971 km (0.027 R)
• M20: 34,299,800 km (0.116 R)
• M21: 36,581,915 km (0.105 R)
• M22: 37,816,846 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.8

Radius: 10.8

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.66 AU - 11.2 AU

Year: 12064 Days

Day: 12 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,758,915 km

• M1: 134,339 km (0.114 R)
• M2: 702,811 km (0.11 R)
• M3: 1,128,866 km (0.063 R)
• M4: 1,960,181 km (0.064 R)
• M5: 2,402,691 km (0.09 R)
• M6: 2,891,278 km (0.104 R)
• M7: 3,894,182 km (0.104 R)
• M8: 4,462,355 km (0.112 R)
• M9: 5,174,441 km (0.118 R)
• M10: 6,127,080 km (0.093 R)
• M11: 6,897,210 km (0.047 R)
• M12: 8,377,930 km (0.044 R)
• M13: 10,783,015 km (0.12 R)
• M14: 12,331,502 km (0.064 R)
• M15: 13,159,078 km (0.063 R)
• M16: 14,259,968 km (0.109 R)
• M17: 15,233,850 km (0.111 R)
• M18: 15,992,910 km (0.118 R)
• M19: 17,655,092 km (0.094 R)
• M20: 18,351,171 km (0.117 R)
• M21: 19,872,581 km (0.027 R)
• M22: 29,142,114 km (0.098 R)
• M23: 32,432,519 km (0.072 R)
• M24: 33,371,246 km (0.077 R)
• M25: 38,801,948 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79

Radius: 6

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 13.63 AU - 15.37 AU

Year: 19775 Days

Day: 23.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,758,915 km

• M1: 75,397 km (0.066 R)
• M2: 338,390 km (0.084 R)
• M3: 820,993 km (0.111 R)
• M4: 1,757,775 km (0.117 R)
• M5: 2,250,700 km (0.114 R)
• M6: 3,199,599 km (0.112 R)
• M7: 3,739,348 km (0.063 R)
• M8: 4,883,772 km (0.077 R)
• M9: 6,379,900 km (0.116 R)
• M10: 6,976,198 km (0.038 R)
• M11: 7,195,209 km (0.073 R)
• M12: 8,607,712 km (0.065 R)
• M13: 9,964,265 km (0.058 R)
• M14: 13,204,256 km (0.055 R)
• M15: 13,483,705 km (0.083 R)
• M16: 15,612,782 km (0.081 R)
• M17: 20,079,924 km (0.09 R)
• M18: 25,330,510 km (0.088 R)
• M19: 36,320,418 km (0.117 R)

Kuiper Belt

Range: 30.6 - 57.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 16,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit