🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.63 AU - 0.89 AU

Year: 246 Days

Day: 19.8 Hours

Environment

Temp: 139 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 105,907,550 km

• M1: 113,694 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.2 AU - 3.46 AU

Year: 1766 Days

Day: 16.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.79 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.5

Radius: 10.1

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.56 AU - 4.94 AU

Year: 3839 Days

Day: 14.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 105,907,550 km

• M1: 125,662 km (0.066 R)
• M2: 483,500 km (0.074 R)
• M3: 1,137,991 km (0.107 R)
• M4: 1,919,341 km (0.039 R)
• M5: 2,239,331 km (0.098 R)
• M6: 3,061,520 km (0.079 R)
• M7: 3,502,236 km (0.074 R)
• M8: 4,140,420 km (0.119 R)
• M9: 6,076,666 km (0.088 R)
• M10: 6,495,839 km (0.077 R)
• M11: 7,527,017 km (0.102 R)
• M12: 8,011,116 km (0.098 R)
• M13: 10,034,277 km (0.096 R)
• M14: 10,535,879 km (0.093 R)
• M15: 11,453,961 km (0.086 R)
• M16: 12,615,439 km (0.053 R)
• M17: 13,499,113 km (0.098 R)
• M18: 14,266,401 km (0.039 R)
• M19: 14,847,589 km (0.108 R)
• M20: 17,509,683 km (0.033 R)
• M21: 18,858,906 km (0.069 R)
• M22: 19,494,697 km (0.07 R)
• M23: 20,144,550 km (0.065 R)
• M24: 22,818,014 km (0.047 R)
• M25: 23,906,488 km (0.031 R)
• M26: 24,726,434 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.8

Radius: 3.5

Gravity: 69.94 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 15.71 AU - 21.17 AU

Year: 29366 Days

Day: 20.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 105,907,550 km

• M1: 45,179 km (0.114 R)
• M2: 166,054 km (0.052 R)
• M3: 422,614 km (0.113 R)
• M4: 660,923 km (0.103 R)
• M5: 1,140,235 km (0.075 R)
• M6: 1,507,049 km (0.041 R)
• M7: 1,819,559 km (0.105 R)
• M8: 3,545,170 km (0.027 R)
• M9: 5,233,831 km (0.108 R)
• M10: 6,617,611 km (0.083 R)
• M11: 8,227,733 km (0.102 R)
• M12: 9,372,456 km (0.101 R)
• M13: 12,883,518 km (0.12 R)
• M14: 13,039,698 km (0.072 R)
• M15: 13,596,651 km (0.108 R)
• M16: 18,634,958 km (0.112 R)
• M17: 19,443,086 km (0.08 R)
• M18: 19,855,826 km (0.07 R)
• M19: 21,129,203 km (0.108 R)
• M20: 24,668,390 km (0.07 R)
• M21: 30,895,999 km (0.109 R)
• M22: 32,169,526 km (0.119 R)
• M23: 35,890,025 km (0.077 R)
• M24: 37,138,569 km (0.117 R)
• M25: 37,933,382 km (0.087 R)
• M26: 50,281,490 km (0.106 R)
• M27: 56,931,414 km (0.059 R)
• M28: 66,676,818 km (0.105 R)
• M29: 68,798,116 km (0.071 R)
• M30: 70,237,247 km (0.066 R)
• M31: 77,992,700 km (0.075 R)
• M32: 80,082,882 km (0.116 R)
• M33: 85,746,508 km (0.112 R)
• M34: 86,022,665 km (0.101 R)
• M35: 96,662,814 km (0.027 R)
• M36: 101,832,318 km (0.1 R)
• M37: 105,590,216 km (0.038 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 12,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit