🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.6

Radius: 10.7

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.74 AU - 0.9 AU

Year: 487 Days

Day: 11.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,547,204 km

• M1: 133,292 km (0.069 R)
• M2: 524,939 km (0.103 R)
• M3: 1,018,911 km (0.05 R)
• M4: 1,649,317 km (0.06 R)
• M5: 2,007,603 km (0.117 R)
• M6: 2,361,552 km (0.05 R)
• M7: 2,993,902 km (0.09 R)
• M8: 3,800,684 km (0.031 R)
• M9: 4,178,418 km (0.104 R)
• M10: 4,611,055 km (0.115 R)
• M11: 4,947,202 km (0.085 R)
• M12: 5,566,537 km (0.12 R)
• M13: 5,912,856 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.3

Radius: 14.2

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.02 AU - 3.46 AU

Year: 3826 Days

Day: 14.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,547,204 km

• M1: 176,525 km (0.052 R)
• M2: 649,105 km (0.093 R)
• M3: 1,233,285 km (0.079 R)
• M4: 1,759,271 km (0.081 R)
• M5: 2,344,199 km (0.069 R)
• M6: 2,862,406 km (0.08 R)
• M7: 3,320,474 km (0.098 R)
• M8: 3,764,182 km (0.084 R)
• M9: 4,674,335 km (0.08 R)
• M10: 5,234,878 km (0.12 R)
• M11: 5,897,447 km (0.108 R)
• M12: 6,899,454 km (0.063 R)
• M13: 7,391,182 km (0.066 R)
• M14: 8,667,850 km (0.115 R)
• M15: 12,308,314 km (0.111 R)
• M16: 12,837,741 km (0.117 R)
• M17: 13,432,692 km (0.109 R)
• M18: 14,045,894 km (0.099 R)
• M19: 15,661,251 km (0.11 R)
• M20: 17,158,876 km (0.072 R)
• M21: 18,687,018 km (0.076 R)
• M22: 20,504,333 km (0.116 R)
• M23: 22,365,779 km (0.081 R)
• M24: 24,412,877 km (0.038 R)
• M25: 26,264,449 km (0.11 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 209.7

Radius: 5.1

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.26 AU - 9.78 AU

Year: 14899 Days

Day: 16.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,547,204 km

• M1: 63,429 km (0.085 R)
• M2: 352,004 km (0.09 R)
• M3: 777,759 km (0.054 R)
• M4: 1,017,116 km (0.086 R)
• M5: 1,429,408 km (0.076 R)
• M6: 1,836,763 km (0.098 R)
• M7: 2,126,384 km (0.064 R)
• M8: 3,293,696 km (0.055 R)
• M9: 4,294,207 km (0.116 R)
• M10: 5,167,110 km (0.034 R)
• M11: 6,399,199 km (0.11 R)
• M12: 11,197,849 km (0.072 R)
• M13: 12,382,216 km (0.114 R)
• M14: 13,470,241 km (0.12 R)
• M15: 16,703,350 km (0.03 R)
• M16: 18,244,807 km (0.089 R)
• M17: 24,649,092 km (0.049 R)
• M18: 25,092,799 km (0.111 R)
• M19: 25,271,867 km (0.052 R)
• M20: 26,363,782 km (0.111 R)
• M21: 28,156,414 km (0.111 R)
• M22: 30,331,567 km (0.106 R)
• M23: 32,087,397 km (0.094 R)
• M24: 32,722,889 km (0.093 R)
• M25: 34,019,005 km (0.062 R)
• M26: 39,910,618 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.9

Radius: 6.4

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 7.09 AU - 9.45 AU

Year: 15602 Days

Day: 24.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,547,204 km

• M1: 86,617 km (0.112 R)
• M2: 286,630 km (0.091 R)
• M3: 1,198,129 km (0.078 R)
• M4: 2,904,293 km (0.106 R)
• M5: 3,280,831 km (0.1 R)
• M6: 3,615,033 km (0.116 R)
• M7: 3,816,092 km (0.097 R)
• M8: 4,268,326 km (0.087 R)
• M9: 4,637,684 km (0.118 R)
• M10: 5,059,101 km (0.069 R)
• M11: 5,571,623 km (0.079 R)
• M12: 6,082,949 km (0.075 R)
• M13: 6,440,936 km (0.062 R)
• M14: 7,518,340 km (0.117 R)
• M15: 10,322,552 km (0.041 R)
• M16: 11,519,335 km (0.102 R)
• M17: 15,860,965 km (0.112 R)
• M18: 17,664,217 km (0.098 R)
• M19: 18,839,309 km (0.106 R)
• M20: 21,100,780 km (0.026 R)
• M21: 26,909,216 km (0.109 R)
• M22: 35,847,390 km (0.11 R)
• M23: 37,368,501 km (0.093 R)
• M24: 39,054,020 km (0.044 R)
• M25: 43,357,352 km (0.098 R)
• M26: 43,619,897 km (0.103 R)
• M27: 43,883,488 km (0.056 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 12,090 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit