🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.54 AU - 0.74 AU

Year: 185 Days

Day: 37.6 Hours

Environment

Temp: 174 °C

Axial Tilt: 102.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.05 AU - 1.19 AU

Year: 429 Days

Day: 19.2 Hours

Environment

Temp: 27 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.72 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.95 AU - 2.67 AU

Year: 1270 Days

Day: 28.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,934,981 km

• M1: 152,889 km (0.106 R)
• M2: 215,122 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.11 AU - 4.77 AU

Year: 2828 Days

Day: 25.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,934,981 km

• M1: 28,274 km (0.1 R)

Asteroid Belt

Center: 5.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.8

Radius: 11.4

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 6.81 AU - 7.59 AU

Year: 6987 Days

Day: 13.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,934,981 km

• M1: 141,819 km (0.037 R)
• M2: 527,781 km (0.041 R)
• M3: 1,000,361 km (0.12 R)
• M4: 1,399,189 km (0.039 R)
• M5: 1,795,025 km (0.106 R)
• M6: 2,480,781 km (0.109 R)
• M7: 3,128,989 km (0.111 R)
• M8: 3,504,629 km (0.096 R)
• M9: 3,981,099 km (0.071 R)
• M10: 5,177,732 km (0.108 R)
• M11: 5,615,904 km (0.117 R)
• M12: 7,770,861 km (0.069 R)
• M13: 8,229,229 km (0.034 R)
• M14: 8,746,090 km (0.094 R)
• M15: 9,626,922 km (0.092 R)
• M16: 11,466,976 km (0.119 R)
• M17: 14,823,952 km (0.117 R)
• M18: 16,632,142 km (0.039 R)
• M19: 17,074,353 km (0.06 R)
• M20: 17,719,718 km (0.05 R)
• M21: 22,394,951 km (0.038 R)
• M22: 27,568,644 km (0.112 R)
• M23: 30,384,973 km (0.118 R)
• M24: 32,594,683 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.3

Radius: 10.8

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 7.01 AU - 9.81 AU

Year: 8820 Days

Day: 11.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 64 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,934,981 km

• M1: 138,976 km (0.063 R)
• M2: 829,071 km (0.089 R)
• M3: 1,815,370 km (0.032 R)
• M4: 2,337,766 km (0.082 R)
• M5: 3,337,828 km (0.069 R)
• M6: 5,750,243 km (0.11 R)
• M7: 8,048,814 km (0.084 R)
• M8: 14,262,960 km (0.071 R)
• M9: 24,289,159 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.5

Radius: 4.4

Gravity: 13.51 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 16.17 AU - 22.19 AU

Year: 30378 Days

Day: 24.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,934,981 km

• M1: 55,052 km (0.05 R)
• M2: 214,823 km (0.103 R)
• M3: 364,570 km (0.103 R)
• M4: 682,615 km (0.101 R)
• M5: 1,152,951 km (0.087 R)
• M6: 1,489,247 km (0.05 R)
• M7: 1,983,369 km (0.119 R)
• M8: 2,995,697 km (0.067 R)
• M9: 5,004,498 km (0.108 R)
• M10: 5,454,338 km (0.043 R)
• M11: 7,914,924 km (0.099 R)
• M12: 10,600,655 km (0.119 R)
• M13: 15,484,128 km (0.063 R)
• M14: 16,034,199 km (0.116 R)
• M15: 16,434,972 km (0.096 R)
• M16: 20,441,203 km (0.065 R)
• M17: 21,681,219 km (0.056 R)
• M18: 24,205,384 km (0.101 R)
• M19: 27,713,006 km (0.068 R)
• M20: 28,058,277 km (0.088 R)
• M21: 38,929,854 km (0.078 R)
• M22: 41,576,240 km (0.043 R)
• M23: 44,970,466 km (0.108 R)
• M24: 52,128,874 km (0.089 R)
• M25: 55,156,436 km (0.095 R)
• M26: 56,990,954 km (0.113 R)
• M27: 65,751,107 km (0.074 R)
• M28: 68,648,967 km (0.118 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 12,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit