🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.41 AU - 0.63 AU

Year: 136 Days

Day: 43.9 Hours

Environment

Temp: 180 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.18 AU - 3.9 AU

Year: 2409 Days

Day: 18.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.95 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.6

Radius: 10.2

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.61 AU - 7.09 AU

Year: 5787 Days

Day: 8.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,661,999 km

• M1: 138,228 km (0.064 R)
• M2: 732,581 km (0.105 R)
• M3: 1,319,304 km (0.066 R)
• M4: 1,752,389 km (0.093 R)
• M5: 3,391,683 km (0.114 R)
• M6: 4,256,508 km (0.078 R)
• M7: 4,605,370 km (0.031 R)
• M8: 5,716,284 km (0.117 R)
• M9: 8,494,616 km (0.11 R)
• M10: 10,003,909 km (0.111 R)
• M11: 11,309,599 km (0.114 R)
• M12: 12,815,002 km (0.117 R)
• M13: 14,304,399 km (0.071 R)
• M14: 14,645,033 km (0.107 R)
• M15: 15,854,233 km (0.116 R)
• M16: 16,271,760 km (0.101 R)
• M17: 17,128,956 km (0.053 R)
• M18: 17,735,426 km (0.038 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 354.8

Radius: 7.7

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 13.07 AU - 17.65 AU

Year: 21771 Days

Day: 19.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,661,999 km

• M1: 95,743 km (0.057 R)
• M2: 559,945 km (0.049 R)
• M3: 802,144 km (0.075 R)
• M4: 1,056,909 km (0.062 R)
• M5: 1,324,689 km (0.098 R)
• M6: 1,670,410 km (0.034 R)
• M7: 2,019,272 km (0.102 R)
• M8: 2,501,426 km (0.034 R)
• M9: 3,235,503 km (0.1 R)
• M10: 4,074,896 km (0.102 R)
• M11: 5,017,363 km (0.101 R)
• M12: 5,373,855 km (0.114 R)
• M13: 6,339,509 km (0.1 R)
• M14: 7,325,957 km (0.089 R)
• M15: 9,279,406 km (0.11 R)
• M16: 12,370,398 km (0.1 R)
• M17: 12,693,379 km (0.107 R)
• M18: 17,827,279 km (0.032 R)
• M19: 19,341,509 km (0.081 R)
• M20: 23,107,186 km (0.081 R)
• M21: 24,700,553 km (0.109 R)
• M22: 26,901,138 km (0.052 R)
• M23: 27,662,890 km (0.097 R)
• M24: 33,277,747 km (0.037 R)
• M25: 40,309,894 km (0.085 R)
• M26: 43,796,572 km (0.104 R)
• M27: 46,074,798 km (0.058 R)
• M28: 54,238,503 km (0.045 R)
• M29: 57,041,519 km (0.04 R)
• M30: 61,424,736 km (0.084 R)
• M31: 62,365,408 km (0.071 R)
• M32: 62,934,328 km (0.103 R)
• M33: 64,275,324 km (0.115 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 19,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit