🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.3

Radius: 11.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.24 AU - 1.56 AU

Year: 1124 Days

Day: 14.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 88.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,988,540 km

• M1: 140,622 km (0.071 R)
• M2: 539,300 km (0.045 R)
• M3: 909,854 km (0.08 R)
• M4: 1,298,360 km (0.056 R)
• M5: 1,699,881 km (0.062 R)
• M6: 2,175,901 km (0.091 R)
• M7: 2,525,212 km (0.107 R)
• M8: 3,057,631 km (0.074 R)
• M9: 3,424,445 km (0.114 R)
• M10: 3,860,672 km (0.102 R)
• M11: 4,555,106 km (0.029 R)
• M12: 6,009,496 km (0.115 R)
• M13: 6,493,296 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.5

Radius: 10

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.7 AU - 2.02 AU

Year: 1721 Days

Day: 7.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 32,988,540 km

• M1: 125,961 km (0.086 R)
• M2: 452,534 km (0.059 R)
• M3: 1,243,906 km (0.11 R)
• M4: 5,268,837 km (0.053 R)

Asteroid Belt

Center: 2.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.6

Radius: 14.1

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.74 AU - 3.92 AU

Year: 4122 Days

Day: 7.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,988,540 km

• M1: 175,329 km (0.054 R)
• M2: 959,222 km (0.051 R)
• M3: 1,661,434 km (0.12 R)
• M4: 3,214,709 km (0.107 R)
• M5: 3,885,805 km (0.099 R)
• M6: 4,602,827 km (0.081 R)
• M7: 5,856,457 km (0.083 R)
• M8: 9,031,223 km (0.089 R)
• M9: 9,667,164 km (0.053 R)
• M10: 11,239,438 km (0.118 R)
• M11: 16,368,550 km (0.107 R)
• M12: 18,654,256 km (0.056 R)
• M13: 19,998,393 km (0.059 R)
• M14: 21,340,735 km (0.076 R)
• M15: 23,016,231 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.6

Radius: 10.8

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.23 AU - 4.67 AU

Year: 5325 Days

Day: 6.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,988,540 km

• M1: 134,488 km (0.076 R)
• M2: 594,203 km (0.052 R)
• M3: 1,132,157 km (0.078 R)
• M4: 1,894,657 km (0.095 R)
• M5: 2,568,446 km (0.119 R)
• M6: 3,208,725 km (0.11 R)
• M7: 5,570,726 km (0.115 R)
• M8: 6,380,200 km (0.072 R)
• M9: 8,827,770 km (0.09 R)
• M10: 9,324,435 km (0.076 R)
• M11: 10,373,864 km (0.093 R)
• M12: 10,740,678 km (0.048 R)
• M13: 12,550,962 km (0.047 R)
• M14: 13,884,029 km (0.047 R)
• M15: 14,386,378 km (0.063 R)
• M16: 14,843,101 km (0.115 R)
• M17: 18,315,417 km (0.091 R)
• M18: 19,056,076 km (0.065 R)
• M19: 20,098,025 km (0.081 R)
• M20: 21,694,384 km (0.115 R)
• M21: 22,676,494 km (0.112 R)
• M22: 26,390,710 km (0.048 R)
• M23: 27,597,067 km (0.103 R)
• M24: 30,026,836 km (0.12 R)
• M25: 31,627,832 km (0.066 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 17,661 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit