🌌 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: 837.3

Radius: 11.9

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.54 AU - 1.58 AU

Year: 1239 Days

Day: 6.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,413,521 km

• M1: 147,952 km (0.075 R)
• M2: 755,170 km (0.076 R)
• M3: 1,177,036 km (0.099 R)
• M4: 1,548,936 km (0.087 R)
• M5: 2,119,203 km (0.1 R)
• M6: 2,553,636 km (0.11 R)
• M7: 3,019,334 km (0.096 R)
• M8: 3,557,437 km (0.102 R)
• M9: 4,053,953 km (0.103 R)
• M10: 5,939,933 km (0.101 R)
• M11: 6,401,742 km (0.057 R)
• M12: 6,837,969 km (0.069 R)
• M13: 7,371,884 km (0.095 R)
• M14: 7,933,474 km (0.037 R)
• M15: 10,771,346 km (0.049 R)
• M16: 11,355,077 km (0.044 R)
• M17: 12,399,420 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.5

Radius: 11.2

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.37 AU - 2.13 AU

Year: 1472 Days

Day: 7.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,413,521 km

• M1: 139,276 km (0.101 R)
• M2: 695,032 km (0.12 R)
• M3: 1,055,413 km (0.096 R)
• M4: 2,048,294 km (0.078 R)
• M5: 3,140,508 km (0.119 R)
• M6: 3,547,863 km (0.094 R)
• M7: 4,043,780 km (0.071 R)
• M8: 5,007,938 km (0.102 R)
• M9: 5,368,768 km (0.097 R)
• M10: 6,024,605 km (0.105 R)
• M11: 7,969,677 km (0.099 R)
• M12: 8,552,361 km (0.115 R)
• M13: 9,132,052 km (0.077 R)
• M14: 9,868,672 km (0.099 R)
• M15: 11,207,723 km (0.066 R)
• M16: 12,203,297 km (0.067 R)
• M17: 13,418,031 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.7

Radius: 11.3

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2 AU - 2.46 AU

Year: 2117 Days

Day: 7.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,413,521 km

• M1: 165,006 km (0.098 R)
• M2: 589,416 km (0.081 R)
• M3: 2,215,245 km (0.048 R)
• M4: 2,605,546 km (0.112 R)
• M5: 4,254,115 km (0.048 R)
• M6: 5,138,238 km (0.101 R)
• M7: 7,525,970 km (0.097 R)
• M8: 8,278,297 km (0.119 R)
• M9: 8,759,105 km (0.102 R)
• M10: 9,139,383 km (0.076 R)
• M11: 9,653,102 km (0.113 R)
• M12: 11,833,042 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24

Radius: 7.6

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 7.62 AU - 8.72 AU

Year: 14848 Days

Day: 18.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 20,413,521 km

• M1: 94,546 km (0.067 R)
• M2: 595,250 km (0.115 R)
• M3: 1,165,966 km (0.073 R)
• M4: 2,369,780 km (0.066 R)
• M5: 3,085,456 km (0.119 R)
• M6: 4,417,924 km (0.036 R)
• M7: 5,962,672 km (0.084 R)
• M8: 9,479,718 km (0.106 R)
• M9: 11,462,488 km (0.102 R)
• M10: 11,966,483 km (0.081 R)
• M11: 12,883,817 km (0.101 R)
• M12: 17,296,356 km (0.118 R)
• M13: 17,681,122 km (0.118 R)
• M14: 19,810,049 km (0.094 R)
• M15: 20,050,004 km (0.109 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 10,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit