🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.1

Radius: 11.2

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.95 AU - 1.43 AU

Year: 838 Days

Day: 14.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,688,849 km

• M1: 139,276 km (0.101 R)
• M2: 519,553 km (0.056 R)
• M3: 1,198,877 km (0.088 R)
• M4: 1,574,069 km (0.063 R)
• M5: 2,369,331 km (0.102 R)
• M6: 2,995,697 km (0.074 R)
• M7: 3,467,978 km (0.111 R)
• M8: 3,887,151 km (0.114 R)
• M9: 5,155,891 km (0.114 R)
• M10: 5,572,670 km (0.106 R)
• M11: 6,070,981 km (0.101 R)
• M12: 7,290,353 km (0.119 R)
• M13: 7,981,944 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.2

Radius: 14.8

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.17 AU - 3.23 AU

Year: 2865 Days

Day: 14.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,688,849 km

• M1: 184,005 km (0.1 R)
• M2: 677,080 km (0.091 R)
• M3: 1,352,664 km (0.054 R)
• M4: 2,193,404 km (0.083 R)
• M5: 3,296,389 km (0.101 R)
• M6: 3,768,670 km (0.105 R)
• M7: 4,448,741 km (0.066 R)
• M8: 5,325,535 km (0.052 R)
• M9: 6,184,974 km (0.104 R)
• M10: 7,078,373 km (0.049 R)
• M11: 8,401,566 km (0.063 R)
• M12: 9,429,004 km (0.071 R)
• M13: 12,179,211 km (0.106 R)
• M14: 12,889,502 km (0.096 R)
• M15: 14,950,961 km (0.092 R)
• M16: 15,668,432 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.2

Radius: 9.1

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.87 AU - 6.17 AU

Year: 7262 Days

Day: 12.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,688,849 km

• M1: 113,246 km (0.085 R)
• M2: 416,181 km (0.114 R)
• M3: 843,882 km (0.067 R)
• M4: 1,408,165 km (0.096 R)
• M5: 2,017,926 km (0.118 R)
• M6: 2,391,920 km (0.118 R)
• M7: 4,326,670 km (0.076 R)
• M8: 5,356,501 km (0.079 R)
• M9: 9,261,604 km (0.089 R)
• M10: 9,626,922 km (0.094 R)
• M11: 12,265,529 km (0.076 R)
• M12: 14,253,236 km (0.118 R)
• M13: 17,286,184 km (0.098 R)
• M14: 18,028,189 km (0.068 R)
• M15: 18,470,849 km (0.065 R)
• M16: 19,842,213 km (0.114 R)
• M17: 20,450,328 km (0.053 R)
• M18: 21,001,147 km (0.029 R)
• M19: 23,155,357 km (0.106 R)
• M20: 25,770,328 km (0.12 R)
• M21: 27,730,508 km (0.063 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.5

Radius: 7.9

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.88 AU - 8.1 AU

Year: 13235 Days

Day: 17.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,688,849 km

• M1: 104,868 km (0.115 R)
• M2: 565,630 km (0.042 R)
• M3: 852,708 km (0.063 R)
• M4: 4,818,248 km (0.108 R)
• M5: 6,590,085 km (0.093 R)
• M6: 6,938,948 km (0.054 R)
• M7: 7,988,825 km (0.084 R)
• M8: 16,485,835 km (0.074 R)
• M9: 18,467,259 km (0.028 R)
• M10: 23,771,251 km (0.093 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: 505 - 13,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit