🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.61 AU - 0.87 AU

Year: 242 Days

Day: 36.7 Hours

Environment

Temp: 154 °C

Axial Tilt: 10.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.98 AU - 4.68 AU

Year: 2854 Days

Day: 46.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,030,402 km

• M1: 1,936,544 km (0.086 R)

Asteroid Belt

Center: 5.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.9

Radius: 14.4

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 7.37 AU - 7.73 AU

Year: 7900 Days

Day: 11 Hours

Environment

Temp: -169 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,030,402 km

• M1: 179,069 km (0.059 R)
• M2: 769,083 km (0.047 R)
• M3: 1,410,558 km (0.1 R)
• M4: 2,314,129 km (0.114 R)
• M5: 3,020,830 km (0.037 R)
• M6: 3,696,563 km (0.101 R)
• M7: 4,417,027 km (0.113 R)
• M8: 6,313,180 km (0.072 R)
• M9: 8,067,364 km (0.112 R)
• M10: 11,384,548 km (0.078 R)
• M11: 12,296,945 km (0.088 R)
• M12: 14,885,736 km (0.071 R)
• M13: 16,576,042 km (0.039 R)
• M14: 18,319,007 km (0.086 R)
• M15: 23,504,219 km (0.113 R)
• M16: 24,717,907 km (0.114 R)
• M17: 25,520,050 km (0.112 R)
• M18: 26,616,304 km (0.07 R)
• M19: 27,458,988 km (0.118 R)
• M20: 28,126,644 km (0.063 R)
• M21: 30,906,172 km (0.09 R)
• M22: 39,005,999 km (0.113 R)
• M23: 39,850,030 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 177

Radius: 5.2

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 17.42 AU - 19.06 AU

Year: 29664 Days

Day: 16.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,030,402 km

• M1: 68,067 km (0.08 R)
• M2: 332,406 km (0.095 R)
• M3: 591,360 km (0.119 R)
• M4: 1,359,994 km (0.088 R)
• M5: 3,519,739 km (0.116 R)
• M6: 7,159,604 km (0.1 R)
• M7: 7,518,041 km (0.097 R)
• M8: 8,565,376 km (0.072 R)
• M9: 10,655,258 km (0.047 R)
• M10: 14,711,006 km (0.095 R)
• M11: 21,754,672 km (0.105 R)
• M12: 23,664,588 km (0.098 R)
• M13: 24,258,641 km (0.079 R)
• M14: 28,475,955 km (0.036 R)
• M15: 29,945,155 km (0.097 R)
• M16: 36,067,598 km (0.096 R)
• M17: 40,254,244 km (0.118 R)
• M18: 42,827,926 km (0.11 R)
• M19: 45,661,309 km (0.062 R)
• M20: 47,046,137 km (0.073 R)
• M21: 57,177,054 km (0.06 R)
• M22: 58,965,347 km (0.091 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 19,715 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit