🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.48 AU - 0.68 AU

Year: 160 Days

Day: 29.8 Hours

Environment

Temp: 160 °C

Axial Tilt: 4.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.87 AU - 0.93 AU

Year: 309 Days

Day: 33.3 Hours

Environment

Temp: 110 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.6 AU - 1.86 AU

Year: 823 Days

Day: 12.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.83 AU - 2.33 AU

Year: 1085 Days

Day: 19 Hours

Environment

Temp: -68 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.68 AU - 3.83 AU

Year: 2626 Days

Day: 42.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 95 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.14 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.73 AU - 5.33 AU

Year: 3487 Days

Day: 44 Hours

Environment

Temp: -121 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.6

Radius: 11.9

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 6.61 AU - 7.21 AU

Year: 6569 Days

Day: 10.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,055,536 km

• M1: 164,109 km (0.104 R)
• M2: 780,302 km (0.047 R)
• M3: 1,700,329 km (0.078 R)
• M4: 2,913,119 km (0.115 R)
• M5: 3,835,540 km (0.065 R)
• M6: 4,471,480 km (0.12 R)
• M7: 5,825,191 km (0.057 R)
• M8: 6,457,841 km (0.082 R)
• M9: 6,953,010 km (0.088 R)
• M10: 7,743,186 km (0.104 R)
• M11: 9,502,606 km (0.094 R)
• M12: 10,380,447 km (0.118 R)
• M13: 11,463,685 km (0.104 R)
• M14: 12,894,289 km (0.029 R)
• M15: 14,028,241 km (0.073 R)
• M16: 15,413,368 km (0.058 R)
• M17: 15,979,446 km (0.111 R)
• M18: 17,421,719 km (0.114 R)
• M19: 19,599,116 km (0.09 R)
• M20: 22,268,840 km (0.107 R)
• M21: 22,992,744 km (0.099 R)
• M22: 24,914,029 km (0.077 R)
• M23: 25,345,470 km (0.083 R)
• M24: 26,759,768 km (0.106 R)
• M25: 31,719,835 km (0.093 R)
• M26: 32,739,344 km (0.105 R)
• M27: 36,148,680 km (0.116 R)
• M28: 37,486,085 km (0.034 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.9

Radius: 7.1

Gravity: 13.47 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 11.99 AU - 13.65 AU

Year: 16601 Days

Day: 17.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 79.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,055,536 km

• M1: 88,263 km (0.094 R)
• M2: 327,919 km (0.109 R)
• M3: 1,108,969 km (0.107 R)
• M4: 1,525,898 km (0.086 R)
• M5: 2,301,563 km (0.113 R)
• M6: 3,262,580 km (0.112 R)
• M7: 3,645,251 km (0.094 R)
• M8: 4,435,278 km (0.112 R)
• M9: 7,912,531 km (0.096 R)
• M10: 8,402,464 km (0.079 R)
• M11: 8,654,835 km (0.119 R)
• M12: 15,201,836 km (0.118 R)
• M13: 15,426,233 km (0.053 R)
• M14: 17,302,490 km (0.085 R)
• M15: 20,213,365 km (0.045 R)
• M16: 22,648,370 km (0.085 R)
• M17: 24,752,763 km (0.05 R)
• M18: 27,093,521 km (0.106 R)
• M19: 28,092,236 km (0.062 R)
• M20: 36,445,033 km (0.077 R)
• M21: 47,899,144 km (0.08 R)
• M22: 52,023,408 km (0.118 R)
• M23: 52,704,377 km (0.079 R)
• M24: 54,258,699 km (0.064 R)
• M25: 55,665,667 km (0.101 R)
• M26: 59,104,324 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 90.1

Radius: 4.4

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 10.81 AU - 16.99 AU

Year: 18742 Days

Day: 24.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,055,536 km

• M1: 67,917 km (0.107 R)
• M2: 263,442 km (0.094 R)
• M3: 487,539 km (0.114 R)
• M4: 743,352 km (0.072 R)
• M5: 2,815,731 km (0.116 R)
• M6: 3,037,734 km (0.113 R)
• M7: 4,515,313 km (0.074 R)
• M8: 7,424,393 km (0.117 R)
• M9: 11,791,903 km (0.107 R)
• M10: 12,529,719 km (0.092 R)
• M11: 12,746,038 km (0.101 R)
• M12: 14,626,782 km (0.102 R)
• M13: 18,021,906 km (0.035 R)
• M14: 18,716,339 km (0.113 R)
• M15: 20,982,747 km (0.03 R)
• M16: 29,529,423 km (0.084 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 19,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit