🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 3.16 AU - 3.22 AU

Year: 2041 Days

Day: 16 Hours

Environment

Temp: -100 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.93 AU - 4.45 AU

Year: 3072 Days

Day: 45.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.65 AU - 5.37 AU

Year: 3430 Days

Day: 27.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.3

Radius: 15

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.93 AU - 9.63 AU

Year: 8533 Days

Day: 6.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 28,430,822 km

• M1: 223,649 km (0.112 R)
• M2: 379,530 km (0.078 R)
• M3: 643,869 km (0.114 R)
• M4: 743,651 km (0.089 R)
• M5: 987,645 km (0.105 R)
• M6: 1,161,328 km (0.041 R)
• M7: 1,288,038 km (0.093 R)
• M8: 1,464,862 km (0.087 R)
• M9: 1,650,214 km (0.074 R)
• M10: 1,811,032 km (0.079 R)
• M11: 2,045,302 km (0.116 R)
• M12: 2,271,943 km (0.116 R)
• M13: 2,379,504 km (0.054 R)
• M14: 3,780,787 km (0.071 R)
• M15: 4,171,088 km (0.096 R)
• M16: 4,371,250 km (0.105 R)
• M17: 5,203,762 km (0.111 R)
• M18: 5,371,312 km (0.046 R)
• M19: 6,517,530 km (0.038 R)
• M20: 6,620,753 km (0.025 R)
• M21: 6,881,203 km (0.117 R)
• M22: 7,065,507 km (0.063 R)
• M23: 7,278,385 km (0.093 R)
• M24: 7,466,280 km (0.069 R)
• M25: 8,095,040 km (0.035 R)
• M26: 8,373,890 km (0.039 R)
• M27: 8,741,004 km (0.083 R)
• M28: 8,883,720 km (0.076 R)
• M29: 9,113,652 km (0.107 R)
• M30: 9,491,387 km (0.109 R)
• M31: 10,023,057 km (0.075 R)
• M32: 10,232,345 km (0.041 R)
• M33: 10,961,335 km (0.065 R)
• M34: 11,487,920 km (0.103 R)
• M35: 11,675,665 km (0.11 R)
• M36: 12,181,605 km (0.115 R)
• M37: 12,501,445 km (0.118 R)
• M38: 12,597,936 km (0.105 R)
• M39: 13,675,938 km (0.091 R)
• M40: 14,715,494 km (0.065 R)
• M41: 15,056,278 km (0.087 R)
• M42: 16,304,672 km (0.114 R)
• M43: 16,692,729 km (0.052 R)
• M44: 17,442,065 km (0.064 R)
• M45: 17,658,233 km (0.095 R)
• M46: 18,789,193 km (0.108 R)
• M47: 19,121,899 km (0.081 R)
• M48: 19,382,050 km (0.086 R)
• M49: 19,605,998 km (0.101 R)
• M50: 20,169,533 km (0.119 R)
• M51: 21,005,785 km (0.097 R)
• M52: 21,543,889 km (0.113 R)
• M53: 22,281,406 km (0.067 R)
• M54: 23,106,289 km (0.095 R)
• M55: 23,542,367 km (0.047 R)
• M56: 23,981,137 km (0.117 R)
• M57: 24,181,449 km (0.097 R)
• M58: 24,301,875 km (0.118 R)
• M59: 24,422,600 km (0.106 R)
• M60: 25,640,327 km (0.101 R)
• M61: 26,256,670 km (0.078 R)
• M62: 26,463,115 km (0.054 R)
• M63: 26,711,747 km (0.075 R)
• M64: 27,252,842 km (0.104 R)
• M65: 27,966,125 km (0.042 R)

Kuiper Belt

Range: 30.6 - 47.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 11,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit