🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.3

Radius: 11.1

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.72 AU - 0.88 AU

Year: 462 Days

Day: 5.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 31,905,656 km

• M1: 138,079 km (0.078 R)
• M2: 930,200 km (0.117 R)
• M3: 1,567,636 km (0.109 R)
• M4: 2,092,276 km (0.117 R)
• M5: 2,558,124 km (0.055 R)
• M6: 4,132,791 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831

Radius: 10.6

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.92 AU - 0.94 AU

Year: 579 Days

Day: 7.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,905,656 km

• M1: 131,945 km (0.092 R)
• M2: 677,080 km (0.078 R)
• M3: 1,071,869 km (0.033 R)
• M4: 1,495,380 km (0.074 R)
• M5: 1,958,984 km (0.081 R)
• M6: 2,303,658 km (0.075 R)
• M7: 3,445,987 km (0.106 R)
• M8: 4,054,701 km (0.073 R)
• M9: 5,135,097 km (0.08 R)
• M10: 7,016,290 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.8

Radius: 13.3

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.2 AU - 1.96 AU

Year: 1282 Days

Day: 8.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,905,656 km

• M1: 165,455 km (0.105 R)
• M2: 616,493 km (0.097 R)
• M3: 1,096,104 km (0.058 R)
• M4: 1,544,299 km (0.11 R)
• M5: 2,077,765 km (0.031 R)
• M6: 3,204,386 km (0.11 R)
• M7: 3,835,241 km (0.102 R)
• M8: 4,411,940 km (0.076 R)
• M9: 5,251,932 km (0.114 R)
• M10: 6,111,223 km (0.089 R)
• M11: 6,764,965 km (0.03 R)
• M12: 7,297,235 km (0.069 R)
• M13: 8,135,431 km (0.036 R)
• M14: 9,286,437 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.9

Radius: 8.8

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.94 AU - 4.86 AU

Year: 4973 Days

Day: 8.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 31,905,656 km

• M1: 109,506 km (0.096 R)
• M2: 582,833 km (0.114 R)
• M3: 884,871 km (0.1 R)
• M4: 1,171,052 km (0.104 R)
• M5: 1,496,278 km (0.112 R)
• M6: 1,895,854 km (0.101 R)
• M7: 2,175,003 km (0.074 R)
• M8: 2,465,223 km (0.092 R)
• M9: 2,817,975 km (0.077 R)
• M10: 3,244,927 km (0.097 R)
• M11: 5,060,746 km (0.1 R)
• M12: 5,693,396 km (0.078 R)
• M13: 6,345,343 km (0.113 R)
• M14: 7,185,485 km (0.115 R)
• M15: 9,629,765 km (0.061 R)
• M16: 10,284,704 km (0.116 R)
• M17: 13,416,386 km (0.042 R)
• M18: 13,739,218 km (0.109 R)
• M19: 14,456,390 km (0.029 R)
• M20: 16,634,535 km (0.097 R)
• M21: 17,007,184 km (0.104 R)
• M22: 20,052,697 km (0.091 R)
• M23: 20,688,488 km (0.088 R)
• M24: 28,328,750 km (0.089 R)
• M25: 28,771,410 km (0.117 R)
• M26: 29,489,480 km (0.11 R)
• M27: 30,127,515 km (0.083 R)
• M28: 30,496,124 km (0.12 R)
• M29: 31,242,618 km (0.067 R)
• M30: 31,525,657 km (0.116 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 17,019 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit