🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.26 AU - 1.54 AU

Year: 596 Days

Day: 22.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 37,625,150 km

• M1: 451,337 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.33 AU - 1.67 AU

Year: 661 Days

Day: 45.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.67 AU - 2.59 AU

Year: 1119 Days

Day: 47.2 Hours

Environment

Temp: -70 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.05 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.3

Radius: 14.2

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.55 AU - 6.37 AU

Year: 5236 Days

Day: 5.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,625,150 km

• M1: 176,525 km (0.058 R)
• M2: 801,246 km (0.091 R)
• M3: 1,339,499 km (0.114 R)
• M4: 1,876,705 km (0.082 R)
• M5: 2,439,492 km (0.052 R)
• M6: 2,901,451 km (0.084 R)
• M7: 3,683,548 km (0.086 R)
• M8: 4,473,575 km (0.061 R)
• M9: 5,258,814 km (0.067 R)
• M10: 9,224,953 km (0.092 R)
• M11: 12,240,397 km (0.109 R)
• M12: 12,861,527 km (0.1 R)
• M13: 13,341,138 km (0.082 R)
• M14: 16,350,748 km (0.086 R)
• M15: 18,750,448 km (0.025 R)
• M16: 20,643,908 km (0.099 R)
• M17: 25,469,486 km (0.118 R)
• M18: 30,620,440 km (0.038 R)
• M19: 31,766,809 km (0.103 R)
• M20: 33,040,635 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.8

Radius: 9.4

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.15 AU - 10.49 AU

Year: 9427 Days

Day: 6.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 37,625,150 km

• M1: 117,734 km (0.067 R)
• M2: 731,534 km (0.115 R)
• M3: 1,514,379 km (0.09 R)
• M4: 2,047,845 km (0.091 R)
• M5: 2,553,636 km (0.034 R)
• M6: 3,268,564 km (0.08 R)
• M7: 4,111,398 km (0.086 R)
• M8: 4,947,501 km (0.045 R)
• M9: 5,451,945 km (0.071 R)
• M10: 6,990,260 km (0.085 R)
• M11: 7,511,159 km (0.107 R)
• M12: 9,186,506 km (0.111 R)
• M13: 9,766,198 km (0.112 R)
• M14: 10,228,605 km (0.084 R)
• M15: 11,197,101 km (0.093 R)
• M16: 12,331,801 km (0.074 R)
• M17: 15,501,780 km (0.107 R)
• M18: 16,323,521 km (0.086 R)
• M19: 17,107,564 km (0.119 R)
• M20: 18,963,325 km (0.104 R)
• M21: 19,829,647 km (0.066 R)
• M22: 22,587,184 km (0.11 R)
• M23: 22,989,453 km (0.099 R)
• M24: 23,725,474 km (0.083 R)
• M25: 26,027,935 km (0.11 R)
• M26: 26,469,997 km (0.057 R)
• M27: 28,382,007 km (0.034 R)
• M28: 31,670,019 km (0.097 R)
• M29: 32,683,395 km (0.036 R)
• M30: 33,405,653 km (0.089 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 13,127 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit