🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.5

Radius: 10.4

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.35 AU - 5.69 AU

Year: 5744 Days

Day: 11.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,687,183 km

• M1: 142,716 km (0.092 R)
• M2: 529,876 km (0.118 R)
• M3: 1,145,022 km (0.067 R)
• M4: 1,503,758 km (0.116 R)
• M5: 2,844,753 km (0.091 R)
• M6: 3,769,418 km (0.067 R)
• M7: 4,289,869 km (0.033 R)
• M8: 5,446,858 km (0.117 R)
• M9: 6,481,926 km (0.093 R)
• M10: 7,573,542 km (0.064 R)
• M11: 11,769,612 km (0.085 R)
• M12: 13,854,259 km (0.107 R)
• M13: 14,438,588 km (0.088 R)
• M14: 20,122,260 km (0.118 R)
• M15: 22,426,965 km (0.07 R)
• M16: 24,362,761 km (0.064 R)
• M17: 25,371,200 km (0.081 R)
• M18: 27,388,677 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.4

Radius: 13

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.37 AU - 9.03 AU

Year: 10401 Days

Day: 11.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,687,183 km

• M1: 161,715 km (0.075 R)
• M2: 598,092 km (0.072 R)
• M3: 1,114,504 km (0.078 R)
• M4: 1,530,985 km (0.109 R)
• M5: 2,038,271 km (0.111 R)
• M6: 2,733,751 km (0.119 R)
• M7: 3,445,089 km (0.117 R)
• M8: 3,894,332 km (0.119 R)
• M9: 4,409,696 km (0.069 R)
• M10: 5,058,502 km (0.074 R)
• M11: 5,966,711 km (0.112 R)
• M12: 7,984,786 km (0.072 R)
• M13: 9,853,413 km (0.074 R)
• M14: 10,471,851 km (0.114 R)
• M15: 11,422,246 km (0.1 R)
• M16: 11,839,325 km (0.055 R)
• M17: 13,961,072 km (0.109 R)
• M18: 14,741,973 km (0.084 R)
• M19: 15,551,895 km (0.08 R)
• M20: 16,655,329 km (0.092 R)
• M21: 19,236,940 km (0.112 R)
• M22: 19,679,301 km (0.08 R)
• M23: 20,508,222 km (0.045 R)
• M24: 21,125,463 km (0.12 R)
• M25: 22,316,412 km (0.064 R)
• M26: 36,230,211 km (0.044 R)
• M27: 37,132,884 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.2

Radius: 9.4

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.84 AU - 10.3 AU

Year: 12099 Days

Day: 14.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,687,183 km

• M1: 116,986 km (0.067 R)
• M2: 572,960 km (0.11 R)
• M3: 1,137,393 km (0.091 R)
• M4: 1,683,574 km (0.048 R)
• M5: 2,486,616 km (0.041 R)
• M6: 2,792,095 km (0.071 R)
• M7: 3,525,872 km (0.082 R)
• M8: 5,887,424 km (0.084 R)
• M9: 10,261,367 km (0.052 R)
• M10: 11,517,540 km (0.056 R)
• M11: 11,940,453 km (0.034 R)
• M12: 12,594,196 km (0.068 R)
• M13: 12,986,442 km (0.11 R)
• M14: 13,502,704 km (0.117 R)
• M15: 16,357,779 km (0.079 R)
• M16: 21,123,519 km (0.076 R)
• M17: 22,897,749 km (0.084 R)
• M18: 23,314,529 km (0.102 R)
• M19: 27,295,777 km (0.12 R)
• M20: 27,858,714 km (0.064 R)
• M21: 29,890,253 km (0.083 R)
• M22: 30,288,034 km (0.104 R)
• M23: 31,094,366 km (0.047 R)
• M24: 32,539,781 km (0.114 R)
• M25: 34,137,636 km (0.098 R)
• M26: 35,675,502 km (0.119 R)
• M27: 38,653,098 km (0.051 R)
• M28: 40,565,557 km (0.091 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: 313 - 17,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit