🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.5 AU - 0.78 AU

Year: 192 Days

Day: 24.2 Hours

Environment

Temp: 113 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.81 AU - 0.91 AU

Year: 299 Days

Day: 32.5 Hours

Environment

Temp: 146 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.3

Radius: 10.6

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.35 AU - 8.15 AU

Year: 8085 Days

Day: 8.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,969,049 km

• M1: 132,095 km (0.103 R)
• M2: 565,630 km (0.036 R)
• M3: 933,640 km (0.077 R)
• M4: 1,501,065 km (0.066 R)
• M5: 1,837,810 km (0.068 R)
• M6: 2,431,863 km (0.106 R)
• M7: 4,215,518 km (0.049 R)
• M8: 4,739,859 km (0.096 R)
• M9: 5,799,610 km (0.054 R)
• M10: 6,227,460 km (0.079 R)
• M11: 6,775,437 km (0.088 R)
• M12: 8,497,907 km (0.091 R)
• M13: 8,890,601 km (0.11 R)
• M14: 9,336,553 km (0.037 R)
• M15: 11,698,254 km (0.066 R)
• M16: 12,433,229 km (0.045 R)
• M17: 14,377,702 km (0.058 R)
• M18: 14,879,752 km (0.103 R)
• M19: 16,517,101 km (0.118 R)
• M20: 17,694,436 km (0.109 R)
• M21: 18,794,429 km (0.037 R)
• M22: 19,665,986 km (0.06 R)
• M23: 20,775,255 km (0.068 R)
• M24: 21,925,962 km (0.098 R)
• M25: 22,368,173 km (0.034 R)
• M26: 23,963,185 km (0.078 R)
• M27: 29,379,675 km (0.117 R)
• M28: 30,098,044 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 872.9

Radius: 4.7

Gravity: 39.52 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 10.46 AU - 16.68 AU

Year: 18733 Days

Day: 20.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,969,049 km

• M1: 58,493 km (0.081 R)
• M2: 223,948 km (0.034 R)
• M3: 534,214 km (0.099 R)
• M4: 689,796 km (0.082 R)
• M5: 1,594,414 km (0.056 R)
• M6: 2,002,966 km (0.025 R)
• M7: 3,078,575 km (0.091 R)
• M8: 5,070,919 km (0.106 R)
• M9: 5,904,778 km (0.061 R)
• M10: 6,780,374 km (0.057 R)
• M11: 8,785,285 km (0.086 R)
• M12: 9,285,540 km (0.026 R)
• M13: 9,513,826 km (0.117 R)
• M14: 9,922,228 km (0.073 R)
• M15: 11,476,999 km (0.106 R)
• M16: 12,007,024 km (0.12 R)
• M17: 13,768,539 km (0.026 R)
• M18: 18,146,371 km (0.087 R)
• M19: 18,683,577 km (0.119 R)
• M20: 19,047,698 km (0.064 R)
• M21: 19,883,951 km (0.057 R)
• M22: 23,685,681 km (0.088 R)
• M23: 27,124,787 km (0.05 R)
• M24: 31,263,412 km (0.105 R)
• M25: 32,294,889 km (0.119 R)
• M26: 33,083,270 km (0.101 R)
• M27: 34,154,241 km (0.102 R)
• M28: 34,561,746 km (0.101 R)
• M29: 42,150,247 km (0.045 R)
• M30: 42,619,087 km (0.085 R)
• M31: 51,663,774 km (0.111 R)
• M32: 53,467,925 km (0.063 R)
• M33: 55,687,957 km (0.115 R)
• M34: 56,820,712 km (0.101 R)
• M35: 59,131,999 km (0.044 R)
• M36: 60,508,748 km (0.111 R)
• M37: 62,108,249 km (0.072 R)
• M38: 78,260,929 km (0.092 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 11,733 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit