🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.42 AU - 0.62 AU

Year: 246 Days

Day: 46 Hours

Environment

Temp: -125 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.49 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.7

Radius: 5.8

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.7 AU - 7.2 AU

Year: 10746 Days

Day: 19 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,091,444 km

• M1: 72,106 km (0.111 R)
• M2: 259,104 km (0.111 R)
• M3: 495,019 km (0.086 R)
• M4: 969,843 km (0.09 R)
• M5: 1,170,454 km (0.08 R)
• M6: 2,754,845 km (0.105 R)
• M7: 3,587,058 km (0.105 R)
• M8: 3,953,573 km (0.052 R)
• M9: 4,951,690 km (0.054 R)
• M10: 5,464,960 km (0.045 R)
• M11: 5,673,798 km (0.047 R)
• M12: 6,203,525 km (0.114 R)
• M13: 7,217,948 km (0.086 R)
• M14: 7,579,376 km (0.09 R)
• M15: 7,914,924 km (0.044 R)
• M16: 8,858,139 km (0.104 R)
• M17: 9,484,505 km (0.109 R)
• M18: 10,455,994 km (0.101 R)
• M19: 11,107,791 km (0.087 R)
• M20: 12,085,264 km (0.12 R)
• M21: 13,602,635 km (0.066 R)
• M22: 14,322,351 km (0.099 R)
• M23: 14,777,726 km (0.064 R)
• M24: 16,696,170 km (0.093 R)
• M25: 18,239,720 km (0.099 R)
• M26: 19,458,045 km (0.119 R)
• M27: 20,087,104 km (0.097 R)
• M28: 20,442,399 km (0.095 R)
• M29: 25,866,369 km (0.085 R)
• M30: 27,314,776 km (0.096 R)
• M31: 31,791,044 km (0.03 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.6

Radius: 3.9

Gravity: 19.24 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.98 AU - 8.06 AU

Year: 14899 Days

Day: 22.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,091,444 km

• M1: 48,470 km (0.09 R)
• M2: 336,745 km (0.096 R)
• M3: 465,698 km (0.069 R)
• M4: 643,570 km (0.117 R)
• M5: 1,172,249 km (0.064 R)
• M6: 1,913,806 km (0.103 R)
• M7: 2,754,097 km (0.119 R)
• M8: 3,104,605 km (0.089 R)
• M9: 3,435,216 km (0.076 R)
• M10: 4,479,708 km (0.116 R)
• M11: 7,211,814 km (0.074 R)
• M12: 7,663,749 km (0.108 R)
• M13: 8,265,881 km (0.117 R)
• M14: 9,957,833 km (0.115 R)
• M15: 12,207,934 km (0.109 R)
• M16: 13,511,829 km (0.052 R)
• M17: 17,171,891 km (0.082 R)
• M18: 19,344,201 km (0.082 R)
• M19: 20,053,894 km (0.052 R)
• M20: 20,455,714 km (0.105 R)
• M21: 21,608,964 km (0.064 R)
• M22: 23,419,098 km (0.049 R)
• M23: 24,134,475 km (0.115 R)
• M24: 24,497,549 km (0.094 R)
• M25: 28,431,973 km (0.106 R)
• M26: 31,671,814 km (0.097 R)
• M27: 33,100,623 km (0.069 R)
• M28: 36,680,351 km (0.052 R)
• M29: 41,539,140 km (0.067 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: 488 - 10,772 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit