🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.47 AU - 0.71 AU

Year: 288 Days

Day: 25.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,216,385 km

• M1: 42,336 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.2

Radius: 14.1

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.66 AU - 0.72 AU

Year: 364 Days

Day: 12.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,216,385 km

• M1: 175,478 km (0.108 R)
• M2: 685,457 km (0.115 R)
• M3: 1,477,279 km (0.118 R)
• M4: 1,961,228 km (0.114 R)
• M5: 2,452,059 km (0.11 R)
• M6: 2,901,600 km (0.093 R)
• M7: 3,372,983 km (0.116 R)
• M8: 3,908,244 km (0.12 R)
• M9: 5,227,548 km (0.108 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.4

Radius: 5.7

Gravity: 17.16 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 8.39 AU - 11.59 AU

Year: 20076 Days

Day: 21.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,216,385 km

• M1: 71,807 km (0.069 R)
• M2: 292,314 km (0.111 R)
• M3: 566,677 km (0.119 R)
• M4: 881,281 km (0.105 R)
• M5: 1,169,257 km (0.104 R)
• M6: 1,486,853 km (0.056 R)
• M7: 1,842,148 km (0.107 R)
• M8: 2,818,125 km (0.057 R)
• M9: 3,147,539 km (0.086 R)
• M10: 3,674,572 km (0.093 R)
• M11: 4,624,220 km (0.062 R)
• M12: 5,571,025 km (0.091 R)
• M13: 7,270,457 km (0.116 R)
• M14: 8,187,491 km (0.034 R)
• M15: 9,342,836 km (0.108 R)
• M16: 10,722,876 km (0.068 R)
• M17: 11,211,612 km (0.028 R)
• M18: 12,498,304 km (0.094 R)
• M19: 13,809,080 km (0.088 R)
• M20: 14,096,308 km (0.074 R)
• M21: 16,539,391 km (0.109 R)
• M22: 17,109,060 km (0.104 R)
• M23: 21,182,610 km (0.113 R)
• M24: 23,646,636 km (0.103 R)
• M25: 24,265,223 km (0.083 R)
• M26: 25,858,740 km (0.091 R)
• M27: 29,845,972 km (0.064 R)
• M28: 30,447,056 km (0.117 R)
• M29: 32,551,150 km (0.102 R)
• M30: 51,076,303 km (0.112 R)
• M31: 58,038,888 km (0.102 R)
• M32: 62,232,265 km (0.065 R)
• M33: 62,623,314 km (0.115 R)
• M34: 65,405,984 km (0.115 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: 281 - 18,118 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit