🌌 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: 246

Radius: 14.8

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.66 AU - 0.8 AU

Year: 431 Days

Day: 10 Hours

Environment

Temp: -156 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 19,797,614 km

• M1: 186,848 km (0.053 R)
• M2: 860,637 km (0.102 R)
• M3: 1,453,194 km (0.051 R)
• M4: 1,982,321 km (0.066 R)
• M5: 2,720,138 km (0.033 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.8

Radius: 13.5

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.75 AU - 3.77 AU

Year: 4063 Days

Day: 14 Hours

Environment

Temp: -207 °C

Axial Tilt: 149.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,797,614 km

• M1: 167,849 km (0.053 R)
• M2: 1,129,165 km (0.036 R)
• M3: 1,829,133 km (0.092 R)
• M4: 2,265,660 km (0.104 R)
• M5: 3,627,000 km (0.062 R)
• M6: 4,940,170 km (0.054 R)
• M7: 6,139,347 km (0.105 R)
• M8: 7,104,403 km (0.106 R)
• M9: 7,757,248 km (0.107 R)
• M10: 11,774,998 km (0.093 R)
• M11: 14,510,245 km (0.039 R)
• M12: 17,644,470 km (0.086 R)
• M13: 21,138,628 km (0.081 R)
• M14: 22,977,934 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682

Radius: 9.5

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.4 AU - 3.8 AU

Year: 4715 Days

Day: 7.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 19,797,614 km

• M1: 119,379 km (0.092 R)
• M2: 522,396 km (0.054 R)
• M3: 1,046,736 km (0.1 R)
• M4: 2,079,261 km (0.101 R)
• M5: 2,731,956 km (0.089 R)
• M6: 3,077,976 km (0.062 R)
• M7: 3,793,054 km (0.054 R)
• M8: 4,665,060 km (0.098 R)
• M9: 5,081,241 km (0.119 R)
• M10: 5,493,982 km (0.08 R)
• M11: 5,840,002 km (0.065 R)
• M12: 7,201,791 km (0.084 R)
• M13: 7,546,764 km (0.074 R)
• M14: 8,158,469 km (0.064 R)
• M15: 10,322,702 km (0.078 R)
• M16: 10,895,961 km (0.036 R)
• M17: 16,214,764 km (0.055 R)
• M18: 18,166,268 km (0.112 R)
• M19: 20,133,629 km (0.094 R)
• M20: 21,521,449 km (0.111 R)
• M21: 22,384,180 km (0.096 R)
• M22: 23,873,127 km (0.067 R)
• M23: 27,966,873 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.2

Radius: 12.9

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.27 AU - 4.19 AU

Year: 4972 Days

Day: 8.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 19,797,614 km

• M1: 160,818 km (0.05 R)
• M2: 596,148 km (0.055 R)
• M3: 1,031,627 km (0.11 R)
• M4: 1,436,140 km (0.076 R)
• M5: 3,150,681 km (0.065 R)
• M6: 3,609,049 km (0.073 R)
• M7: 4,276,106 km (0.103 R)
• M8: 4,750,480 km (0.076 R)
• M9: 6,173,007 km (0.05 R)
• M10: 6,809,695 km (0.059 R)
• M11: 8,511,371 km (0.069 R)
• M12: 13,091,609 km (0.06 R)
• M13: 13,864,581 km (0.108 R)
• M14: 15,854,083 km (0.1 R)
• M15: 16,996,861 km (0.092 R)
• M16: 17,807,083 km (0.09 R)
• M17: 18,984,419 km (0.045 R)
• M18: 19,680,049 km (0.046 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 17,895 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit