🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.76 AU - 0.84 AU

Year: 264 Days

Day: 35.4 Hours

Environment

Temp: 161 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.06 AU - 1.2 AU

Year: 443 Days

Day: 35.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 4.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.91 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.2

Radius: 9

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.26 AU - 5.1 AU

Year: 3735 Days

Day: 6.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,696,380 km

• M1: 113,246 km (0.105 R)
• M2: 446,998 km (0.116 R)
• M3: 939,475 km (0.117 R)
• M4: 1,252,433 km (0.088 R)
• M5: 1,805,347 km (0.101 R)
• M6: 2,096,614 km (0.099 R)
• M7: 2,419,446 km (0.097 R)
• M8: 2,984,328 km (0.103 R)
• M9: 3,843,020 km (0.065 R)
• M10: 4,399,524 km (0.053 R)
• M11: 5,059,998 km (0.092 R)
• M12: 5,813,224 km (0.09 R)
• M13: 6,099,554 km (0.114 R)
• M14: 6,763,170 km (0.042 R)
• M15: 7,541,229 km (0.117 R)
• M16: 9,866,578 km (0.118 R)
• M17: 16,610,749 km (0.116 R)
• M18: 17,014,514 km (0.065 R)
• M19: 20,287,715 km (0.056 R)
• M20: 23,234,195 km (0.03 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.2

Radius: 3.1

Gravity: 70.88 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 13.2 AU - 16.86 AU

Year: 21499 Days

Day: 16.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,696,380 km

• M1: 41,439 km (0.068 R)
• M2: 159,771 km (0.083 R)
• M3: 276,457 km (0.027 R)
• M4: 503,098 km (0.054 R)
• M5: 629,209 km (0.098 R)
• M6: 765,792 km (0.086 R)
• M7: 1,046,138 km (0.084 R)
• M8: 1,359,396 km (0.089 R)
• M9: 2,901,152 km (0.108 R)
• M10: 3,395,722 km (0.091 R)
• M11: 6,732,054 km (0.066 R)
• M12: 12,032,606 km (0.076 R)
• M13: 12,512,216 km (0.065 R)
• M14: 12,651,642 km (0.106 R)
• M15: 14,558,865 km (0.1 R)
• M16: 16,733,569 km (0.061 R)
• M17: 16,987,885 km (0.112 R)
• M18: 18,477,431 km (0.117 R)
• M19: 18,931,461 km (0.053 R)
• M20: 26,206,854 km (0.091 R)
• M21: 40,214,600 km (0.054 R)
• M22: 48,442,334 km (0.076 R)
• M23: 79,696,321 km (0.102 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 13,954 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit