🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698

Radius: 11.8

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.73 AU - 0.81 AU

Year: 443 Days

Day: 6.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,158,634 km

• M1: 147,204 km (0.071 R)
• M2: 599,289 km (0.043 R)
• M3: 970,741 km (0.115 R)
• M4: 1,497,923 km (0.097 R)
• M5: 2,274,336 km (0.098 R)
• M6: 2,703,682 km (0.089 R)
• M7: 3,408,587 km (0.079 R)
• M8: 3,818,037 km (0.071 R)
• M9: 4,232,423 km (0.089 R)
• M10: 4,617,937 km (0.058 R)
• M11: 5,831,475 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.9

Radius: 14.9

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.87 AU - 1.31 AU

Year: 747 Days

Day: 13.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,158,634 km

• M1: 186,100 km (0.077 R)
• M2: 656,435 km (0.11 R)
• M3: 1,403,078 km (0.081 R)
• M4: 2,187,270 km (0.097 R)
• M5: 2,874,972 km (0.045 R)
• M6: 3,850,200 km (0.117 R)
• M7: 4,343,125 km (0.101 R)
• M8: 5,764,156 km (0.114 R)
• M9: 6,246,160 km (0.076 R)
• M10: 6,864,448 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.3

Radius: 11.6

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.98 AU - 2.06 AU

Year: 1883 Days

Day: 13.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 27,158,634 km

• M1: 144,362 km (0.12 R)
• M2: 1,704,967 km (0.089 R)
• M3: 2,560,218 km (0.103 R)
• M4: 4,154,333 km (0.098 R)
• M5: 4,746,591 km (0.083 R)
• M6: 6,252,742 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.6

Radius: 10.2

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.95 AU - 2.83 AU

Year: 2424 Days

Day: 5.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,158,634 km

• M1: 126,859 km (0.097 R)
• M2: 458,218 km (0.117 R)
• M3: 863,329 km (0.086 R)
• M4: 1,402,929 km (0.114 R)
• M5: 2,122,046 km (0.081 R)
• M6: 2,626,041 km (0.08 R)
• M7: 3,208,575 km (0.08 R)
• M8: 4,092,549 km (0.076 R)
• M9: 4,651,746 km (0.077 R)
• M10: 5,619,943 km (0.062 R)
• M11: 6,821,364 km (0.081 R)
• M12: 9,724,909 km (0.116 R)
• M13: 11,672,374 km (0.067 R)
• M14: 13,202,012 km (0.117 R)
• M15: 14,684,826 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.4

Radius: 14.2

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.01 AU - 4.97 AU

Year: 6241 Days

Day: 5.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,158,634 km

• M1: 180,864 km (0.107 R)
• M2: 689,347 km (0.108 R)
• M3: 1,785,899 km (0.114 R)
• M4: 5,172,197 km (0.119 R)
• M5: 6,338,462 km (0.119 R)
• M6: 9,346,127 km (0.042 R)
• M7: 12,462,999 km (0.07 R)
• M8: 13,453,337 km (0.096 R)
• M9: 14,656,403 km (0.073 R)
• M10: 15,201,388 km (0.079 R)
• M11: 21,213,576 km (0.095 R)
• M12: 24,628,597 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.1

Radius: 5.7

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.99 AU - 7.13 AU

Year: 9786 Days

Day: 15.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,158,634 km

• M1: 77,342 km (0.055 R)
• M2: 489,035 km (0.104 R)
• M3: 893,548 km (0.095 R)
• M4: 1,089,222 km (0.052 R)
• M5: 2,049,192 km (0.054 R)
• M6: 2,474,050 km (0.062 R)
• M7: 2,673,314 km (0.094 R)
• M8: 2,992,257 km (0.086 R)
• M9: 3,968,233 km (0.119 R)
• M10: 4,701,711 km (0.034 R)
• M11: 5,061,046 km (0.061 R)
• M12: 5,356,053 km (0.055 R)
• M13: 6,219,232 km (0.091 R)
• M14: 8,969,440 km (0.081 R)
• M15: 10,608,434 km (0.034 R)
• M16: 11,452,914 km (0.064 R)
• M17: 15,006,162 km (0.119 R)
• M18: 15,391,975 km (0.106 R)
• M19: 16,647,550 km (0.073 R)
• M20: 27,077,514 km (0.083 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 12,571 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit