🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.9

Radius: 9.1

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.55 AU - 2.13 AU

Year: 1664 Days

Day: 9.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,643,520 km

• M1: 113,545 km (0.113 R)
• M2: 403,166 km (0.112 R)
• M3: 700,417 km (0.099 R)
• M4: 986,897 km (0.114 R)
• M5: 1,337,854 km (0.118 R)
• M6: 1,722,470 km (0.071 R)
• M7: 2,100,653 km (0.096 R)
• M8: 2,445,028 km (0.115 R)
• M9: 2,827,101 km (0.048 R)
• M10: 3,435,366 km (0.096 R)
• M11: 3,933,826 km (0.044 R)
• M12: 5,881,440 km (0.098 R)
• M13: 7,554,842 km (0.034 R)
• M14: 8,196,467 km (0.109 R)
• M15: 8,634,041 km (0.088 R)
• M16: 9,179,774 km (0.062 R)
• M17: 9,556,162 km (0.076 R)
• M18: 9,910,261 km (0.107 R)
• M19: 10,440,884 km (0.098 R)
• M20: 11,236,745 km (0.051 R)
• M21: 12,486,635 km (0.1 R)
• M22: 12,793,610 km (0.053 R)
• M23: 13,184,659 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.4

Radius: 14

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.45 AU - 2.77 AU

Year: 2812 Days

Day: 8.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,643,520 km

• M1: 243,545 km (0.101 R)
• M2: 778,507 km (0.105 R)
• M3: 1,817,016 km (0.095 R)
• M4: 2,316,523 km (0.116 R)
• M5: 3,474,859 km (0.099 R)
• M6: 5,589,126 km (0.1 R)
• M7: 6,736,243 km (0.115 R)
• M8: 11,969,625 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.7

Radius: 11.3

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.86 AU - 3.52 AU

Year: 3799 Days

Day: 7.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,643,520 km

• M1: 140,622 km (0.046 R)
• M2: 557,850 km (0.08 R)
• M3: 1,622,987 km (0.098 R)
• M4: 1,983,518 km (0.108 R)
• M5: 3,648,243 km (0.116 R)
• M6: 4,450,237 km (0.111 R)
• M7: 8,557,896 km (0.117 R)
• M8: 8,941,465 km (0.071 R)
• M9: 9,705,760 km (0.067 R)
• M10: 10,317,017 km (0.038 R)
• M11: 12,261,789 km (0.108 R)
• M12: 18,430,906 km (0.052 R)
• M13: 21,275,809 km (0.057 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 594.1

Radius: 6.1

Gravity: 15.97 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 9.86 AU - 10 AU

Year: 20867 Days

Day: 17.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,643,520 km

• M1: 76,145 km (0.104 R)
• M2: 271,819 km (0.083 R)
• M3: 579,243 km (0.071 R)
• M4: 837,748 km (0.029 R)
• M5: 1,511,238 km (0.079 R)
• M6: 1,951,504 km (0.093 R)
• M7: 2,233,496 km (0.111 R)
• M8: 2,428,871 km (0.093 R)
• M9: 3,554,894 km (0.103 R)
• M10: 4,601,930 km (0.091 R)
• M11: 10,261,068 km (0.035 R)
• M12: 13,812,671 km (0.04 R)
• M13: 17,084,675 km (0.064 R)
• M14: 21,126,361 km (0.086 R)
• M15: 24,148,387 km (0.074 R)
• M16: 25,108,357 km (0.114 R)
• M17: 28,024,169 km (0.098 R)
• M18: 32,938,609 km (0.106 R)
• M19: 41,642,961 km (0.107 R)
• M20: 55,346,724 km (0.097 R)
• M21: 58,901,469 km (0.037 R)
• M22: 60,248,598 km (0.099 R)
• M23: 69,402,491 km (0.095 R)
• M24: 71,337,989 km (0.076 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 11,321 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit