🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.67 AU - 1.01 AU

Year: 273 Days

Day: 14.4 Hours

Environment

Temp: 125 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.14 AU - 1.44 AU

Year: 520 Days

Day: 42.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 19.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.79 AU - 2.61 AU

Year: 1158 Days

Day: 40.5 Hours

Environment

Temp: -60 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,673,117 km

• M1: 49,367 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.29 AU - 2.75 AU

Year: 1419 Days

Day: 22.5 Hours

Environment

Temp: -88 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.39 AU - 3.53 AU

Year: 2283 Days

Day: 45.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.9

Radius: 14.3

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.59 AU - 8.31 AU

Year: 7952 Days

Day: 13.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,673,117 km

• M1: 183,257 km (0.101 R)
• M2: 671,246 km (0.116 R)
• M3: 1,162,675 km (0.025 R)
• M4: 2,781,174 km (0.056 R)
• M5: 3,465,883 km (0.1 R)
• M6: 4,071,456 km (0.115 R)
• M7: 4,542,689 km (0.072 R)
• M8: 5,562,797 km (0.111 R)
• M9: 7,194,162 km (0.082 R)
• M10: 7,803,324 km (0.088 R)
• M11: 8,579,737 km (0.119 R)
• M12: 9,791,629 km (0.058 R)
• M13: 10,438,939 km (0.079 R)
• M14: 11,221,336 km (0.079 R)
• M15: 16,692,430 km (0.093 R)
• M16: 17,401,075 km (0.09 R)
• M17: 19,648,184 km (0.107 R)
• M18: 23,023,860 km (0.074 R)
• M19: 24,621,266 km (0.101 R)
• M20: 27,348,735 km (0.088 R)
• M21: 29,241,447 km (0.119 R)
• M22: 29,856,893 km (0.111 R)
• M23: 35,674,903 km (0.096 R)
• M24: 37,329,306 km (0.082 R)
• M25: 38,910,855 km (0.112 R)
• M26: 40,663,544 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313

Radius: 9.5

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 9.86 AU - 12.2 AU

Year: 12996 Days

Day: 11.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,673,117 km

• M1: 118,182 km (0.067 R)
• M2: 484,996 km (0.06 R)
• M3: 811,568 km (0.077 R)
• M4: 1,111,961 km (0.088 R)
• M5: 1,437,037 km (0.104 R)
• M6: 2,267,904 km (0.104 R)
• M7: 2,861,807 km (0.12 R)
• M8: 4,140,420 km (0.114 R)
• M9: 4,670,595 km (0.097 R)
• M10: 5,599,149 km (0.116 R)
• M11: 6,003,363 km (0.071 R)
• M12: 7,022,573 km (0.03 R)
• M13: 7,614,083 km (0.1 R)
• M14: 10,022,010 km (0.056 R)
• M15: 13,966,308 km (0.114 R)
• M16: 14,273,582 km (0.119 R)
• M17: 18,248,995 km (0.119 R)
• M18: 21,248,134 km (0.093 R)
• M19: 21,819,149 km (0.109 R)
• M20: 22,233,236 km (0.062 R)
• M21: 23,077,267 km (0.096 R)
• M22: 27,910,774 km (0.047 R)
• M23: 28,398,912 km (0.089 R)
• M24: 29,191,780 km (0.082 R)
• M25: 36,074,629 km (0.079 R)
• M26: 36,421,546 km (0.059 R)
• M27: 37,004,529 km (0.105 R)
• M28: 37,593,795 km (0.11 R)
• M29: 39,154,999 km (0.065 R)
• M30: 40,385,142 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.1

Radius: 6

Gravity: 14.45 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 14.52 AU - 17.96 AU

Year: 23218 Days

Day: 19 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,673,117 km

• M1: 80,334 km (0.12 R)
• M2: 328,068 km (0.114 R)
• M3: 1,056,011 km (0.106 R)
• M4: 3,618,772 km (0.087 R)
• M5: 3,954,620 km (0.096 R)
• M6: 6,510,948 km (0.105 R)
• M7: 6,961,986 km (0.07 R)
• M8: 7,530,458 km (0.118 R)
• M9: 8,283,832 km (0.066 R)
• M10: 8,759,404 km (0.099 R)
• M11: 10,659,596 km (0.088 R)
• M12: 11,095,375 km (0.107 R)
• M13: 12,680,215 km (0.071 R)
• M14: 12,958,168 km (0.074 R)
• M15: 14,485,263 km (0.055 R)
• M16: 18,418,639 km (0.085 R)
• M17: 25,788,878 km (0.079 R)
• M18: 27,490,105 km (0.089 R)
• M19: 28,545,966 km (0.058 R)
• M20: 28,903,805 km (0.076 R)
• M21: 35,868,184 km (0.11 R)
• M22: 47,615,506 km (0.097 R)
• M23: 55,543,445 km (0.074 R)

Kuiper Belt

Range: 30.9 - 50.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 13,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit