🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.73 AU - 0.81 AU

Year: 283 Days

Day: 15 Hours

Environment

Temp: 8 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 97,448,350 km

• M1: 138,079 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.36 AU - 2.04 AU

Year: 929 Days

Day: 45.8 Hours

Environment

Temp: -95 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,448,350 km

• M1: 40,840 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.3

Radius: 11.1

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.35 AU - 6.03 AU

Year: 4954 Days

Day: 13.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 97,448,350 km

• M1: 138,228 km (0.091 R)
• M2: 644,468 km (0.098 R)
• M3: 1,115,851 km (0.065 R)
• M4: 1,500,467 km (0.062 R)
• M5: 2,072,529 km (0.108 R)
• M6: 2,482,577 km (0.108 R)
• M7: 4,236,163 km (0.037 R)
• M8: 4,902,921 km (0.117 R)
• M9: 8,326,917 km (0.077 R)
• M10: 11,310,048 km (0.064 R)
• M11: 11,680,303 km (0.066 R)
• M12: 12,494,115 km (0.09 R)
• M13: 12,840,135 km (0.117 R)
• M14: 15,052,239 km (0.104 R)
• M15: 16,073,992 km (0.12 R)
• M16: 17,445,954 km (0.116 R)
• M17: 18,192,148 km (0.058 R)
• M18: 20,971,826 km (0.078 R)
• M19: 23,123,044 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.5

Radius: 6.1

Gravity: 17.08 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 16 AU - 18.56 AU

Year: 30095 Days

Day: 22.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 97,448,350 km

• M1: 101,427 km (0.115 R)
• M2: 315,502 km (0.109 R)
• M3: 537,505 km (0.054 R)
• M4: 1,155,644 km (0.097 R)
• M5: 1,455,886 km (0.092 R)
• M6: 2,500,080 km (0.103 R)
• M7: 2,948,724 km (0.115 R)
• M8: 3,177,608 km (0.073 R)
• M9: 3,418,461 km (0.07 R)
• M10: 4,005,184 km (0.04 R)
• M11: 4,928,502 km (0.115 R)
• M12: 5,128,963 km (0.06 R)
• M13: 6,214,744 km (0.107 R)
• M14: 7,085,853 km (0.08 R)
• M15: 15,323,459 km (0.082 R)
• M16: 18,299,111 km (0.116 R)
• M17: 18,878,503 km (0.118 R)
• M18: 21,638,584 km (0.073 R)
• M19: 22,286,492 km (0.076 R)
• M20: 24,077,328 km (0.041 R)
• M21: 26,448,156 km (0.101 R)
• M22: 26,693,496 km (0.098 R)
• M23: 33,331,752 km (0.106 R)
• M24: 33,761,696 km (0.101 R)
• M25: 36,571,593 km (0.12 R)
• M26: 38,739,117 km (0.093 R)
• M27: 39,214,539 km (0.109 R)
• M28: 42,315,852 km (0.044 R)
• M29: 45,401,159 km (0.093 R)
• M30: 52,787,853 km (0.071 R)
• M31: 55,551,225 km (0.12 R)
• M32: 78,904,499 km (0.062 R)
• M33: 81,728,758 km (0.086 R)
• M34: 87,577,885 km (0.052 R)
• M35: 89,220,170 km (0.09 R)
• M36: 90,049,092 km (0.079 R)
• M37: 93,984,862 km (0.066 R)
• M38: 95,417,860 km (0.097 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 20,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit