🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.1

Radius: 12.1

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.59 AU - 0.87 AU

Year: 423 Days

Day: 14 Hours

Environment

Temp: -158 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 12,756,244 km

• M1: 151,991 km (0.101 R)
• M2: 581,786 km (0.048 R)
• M3: 1,028,336 km (0.068 R)
• M4: 1,960,330 km (0.066 R)
• M5: 2,939,000 km (0.054 R)
• M6: 3,936,967 km (0.026 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.3

Radius: 11.5

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.78 AU - 1 AU

Year: 569 Days

Day: 6.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 12,756,244 km

• M1: 143,016 km (0.106 R)
• M2: 536,907 km (0.104 R)
• M3: 923,318 km (0.082 R)
• M4: 1,301,352 km (0.111 R)
• M5: 1,697,936 km (0.061 R)
• M6: 2,204,175 km (0.072 R)
• M7: 2,754,396 km (0.084 R)
• M8: 3,656,322 km (0.055 R)
• M9: 4,132,192 km (0.109 R)
• M10: 4,554,956 km (0.056 R)
• M11: 5,721,969 km (0.102 R)
• M12: 6,268,151 km (0.09 R)
• M13: 6,787,106 km (0.113 R)
• M14: 7,184,438 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.5

Radius: 11.1

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.22 AU - 1.54 AU

Year: 1100 Days

Day: 12.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 12,756,244 km

• M1: 138,079 km (0.072 R)
• M2: 507,137 km (0.088 R)
• M3: 1,022,501 km (0.038 R)
• M4: 1,616,555 km (0.075 R)
• M5: 2,305,303 km (0.111 R)
• M6: 2,776,088 km (0.105 R)
• M7: 4,093,297 km (0.074 R)
• M8: 4,520,698 km (0.101 R)
• M9: 4,942,863 km (0.114 R)
• M10: 6,495,390 km (0.065 R)
• M11: 6,968,269 km (0.08 R)
• M12: 7,510,262 km (0.075 R)
• M13: 8,031,610 km (0.064 R)
• M14: 8,400,818 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159

Radius: 13.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.65 AU - 1.65 AU

Year: 1438 Days

Day: 14.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 12,756,244 km

• M1: 166,802 km (0.12 R)
• M2: 999,164 km (0.069 R)
• M3: 1,542,204 km (0.088 R)
• M4: 2,678,101 km (0.069 R)
• M5: 3,601,120 km (0.098 R)
• M6: 4,025,828 km (0.109 R)
• M7: 4,977,420 km (0.076 R)
• M8: 5,580,300 km (0.058 R)
• M9: 6,869,235 km (0.083 R)
• M10: 7,437,109 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.9

Radius: 13.6

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.59 AU - 1.77 AU

Year: 1477 Days

Day: 13.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 12,756,244 km

• M1: 169,794 km (0.099 R)
• M2: 638,185 km (0.03 R)
• M3: 1,149,061 km (0.12 R)
• M4: 2,512,496 km (0.096 R)
• M5: 3,068,552 km (0.068 R)
• M6: 5,826,538 km (0.115 R)
• M7: 6,613,722 km (0.089 R)
• M8: 8,036,398 km (0.073 R)
• M9: 9,906,820 km (0.075 R)
• M10: 10,457,789 km (0.108 R)
• M11: 11,201,290 km (0.113 R)
• M12: 12,382,365 km (0.046 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 12,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit