🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.8

Radius: 12.7

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.51 AU - 1.61 AU

Year: 1278 Days

Day: 14.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,389,100 km

• M1: 157,975 km (0.044 R)
• M2: 677,978 km (0.079 R)
• M3: 1,168,659 km (0.07 R)
• M4: 1,693,298 km (0.047 R)
• M5: 2,294,831 km (0.033 R)
• M6: 2,955,156 km (0.047 R)
• M7: 4,353,448 km (0.109 R)
• M8: 4,899,929 km (0.099 R)
• M9: 5,956,239 km (0.07 R)
• M10: 7,458,202 km (0.107 R)
• M11: 8,002,289 km (0.07 R)
• M12: 8,853,800 km (0.09 R)
• M13: 9,287,036 km (0.113 R)
• M14: 10,544,256 km (0.054 R)
• M15: 10,965,674 km (0.07 R)
• M16: 11,364,651 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.4

Radius: 11.5

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.36 AU - 1.92 AU

Year: 1378 Days

Day: 6.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 16,389,100 km

• M1: 143,016 km (0.076 R)
• M2: 1,766,003 km (0.116 R)
• M3: 2,205,671 km (0.086 R)
• M4: 2,868,689 km (0.1 R)
• M5: 4,345,968 km (0.062 R)
• M6: 4,991,034 km (0.054 R)
• M7: 6,399,498 km (0.076 R)
• M8: 7,052,193 km (0.114 R)
• M9: 7,832,197 km (0.057 R)
• M10: 8,200,058 km (0.088 R)
• M11: 9,124,273 km (0.054 R)
• M12: 10,182,977 km (0.078 R)
• M13: 10,968,067 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396

Radius: 14.3

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.58 AU - 2.68 AU

Year: 2798 Days

Day: 14.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 16,389,100 km

• M1: 177,872 km (0.091 R)
• M2: 736,919 km (0.112 R)
• M3: 1,359,994 km (0.077 R)
• M4: 1,989,502 km (0.114 R)
• M5: 2,527,306 km (0.034 R)
• M6: 6,075,768 km (0.088 R)
• M7: 6,917,256 km (0.074 R)
• M8: 9,532,227 km (0.111 R)
• M9: 10,089,778 km (0.111 R)
• M10: 11,309,001 km (0.06 R)
• M11: 12,541,837 km (0.079 R)
• M12: 13,000,205 km (0.097 R)
• M13: 14,083,892 km (0.054 R)
• M14: 15,510,307 km (0.113 R)
• M15: 16,332,348 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.9

Radius: 14.3

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.05 AU - 3.25 AU

Year: 2830 Days

Day: 11.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 16,389,100 km

• M1: 179,069 km (0.075 R)
• M2: 815,009 km (0.075 R)
• M3: 1,319,902 km (0.103 R)
• M4: 1,981,873 km (0.084 R)
• M5: 2,431,115 km (0.068 R)
• M6: 2,994,351 km (0.025 R)
• M7: 3,592,593 km (0.101 R)
• M8: 4,427,499 km (0.071 R)
• M9: 5,230,390 km (0.056 R)
• M10: 6,800,420 km (0.085 R)
• M11: 7,607,650 km (0.106 R)
• M12: 8,509,127 km (0.067 R)
• M13: 10,597,364 km (0.054 R)
• M14: 11,529,358 km (0.095 R)
• M15: 12,966,695 km (0.033 R)
• M16: 13,815,214 km (0.119 R)
• M17: 15,065,104 km (0.037 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 15,682 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit