🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.8 AU - 1.28 AU

Year: 369 Days

Day: 23.1 Hours

Environment

Temp: 77 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.24 AU - 1.34 AU

Year: 510 Days

Day: 12.8 Hours

Environment

Temp: 22 °C

Axial Tilt: 21.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.29 AU - 1.63 AU

Year: 614 Days

Day: 47.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 39.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.53 AU - 2.09 AU

Year: 848 Days

Day: 34.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.1 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.89 AU - 2.87 AU

Year: 1279 Days

Day: 41.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.4 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.9

Radius: 4.2

Gravity: 50.11 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 13.98 AU - 18.84 AU

Year: 23150 Days

Day: 19.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 91,322,017 km

• M1: 52,359 km (0.077 R)
• M2: 541,395 km (0.053 R)
• M3: 698,173 km (0.091 R)
• M4: 1,361,789 km (0.1 R)
• M5: 1,547,889 km (0.096 R)
• M6: 4,135,484 km (0.11 R)
• M7: 4,275,058 km (0.062 R)
• M8: 4,712,931 km (0.061 R)
• M9: 5,763,108 km (0.058 R)
• M10: 7,058,626 km (0.095 R)
• M11: 8,936,079 km (0.075 R)
• M12: 11,256,791 km (0.072 R)
• M13: 11,529,508 km (0.098 R)
• M14: 12,374,137 km (0.101 R)
• M15: 12,591,653 km (0.111 R)
• M16: 14,344,192 km (0.079 R)
• M17: 16,777,401 km (0.066 R)
• M18: 24,543,176 km (0.09 R)
• M19: 24,771,762 km (0.072 R)
• M20: 29,905,063 km (0.045 R)
• M21: 31,492,147 km (0.096 R)
• M22: 32,443,440 km (0.116 R)
• M23: 34,260,605 km (0.094 R)
• M24: 36,588,946 km (0.077 R)
• M25: 36,737,946 km (0.085 R)
• M26: 43,531,335 km (0.115 R)
• M27: 49,097,722 km (0.113 R)
• M28: 51,301,598 km (0.11 R)
• M29: 52,427,920 km (0.083 R)
• M30: 61,616,072 km (0.108 R)
• M31: 62,888,252 km (0.106 R)
• M32: 66,809,960 km (0.101 R)
• M33: 69,512,895 km (0.069 R)
• M34: 70,660,460 km (0.097 R)
• M35: 76,587,527 km (0.104 R)
• M36: 77,811,537 km (0.07 R)
• M37: 80,801,849 km (0.11 R)
• M38: 86,217,890 km (0.117 R)
• M39: 87,808,565 km (0.114 R)
• M40: 90,775,539 km (0.111 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 19,787 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit