🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.47 AU - 0.55 AU

Year: 138 Days

Day: 12.3 Hours

Environment

Temp: 143 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.8 AU - 1.26 AU

Year: 396 Days

Day: 35.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 16.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 20,309,240 km

• M1: 88,263 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.49 AU - 1.69 AU

Year: 759 Days

Day: 13.7 Hours

Environment

Temp: -54 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.28 AU - 2.08 AU

Year: 825 Days

Day: 22.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.4

Radius: 11.9

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.84 AU - 8.32 AU

Year: 7904 Days

Day: 10.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 20,309,240 km

• M1: 521,349 km (0.077 R)
• M2: 621,430 km (0.089 R)
• M3: 701,464 km (0.077 R)
• M4: 775,964 km (0.111 R)
• M5: 863,629 km (0.108 R)
• M6: 1,536,221 km (0.043 R)
• M7: 1,752,240 km (0.113 R)
• M8: 1,910,814 km (0.101 R)
• M9: 2,805,409 km (0.092 R)
• M10: 2,976,549 km (0.1 R)
• M11: 3,199,300 km (0.111 R)
• M12: 3,345,607 km (0.099 R)
• M13: 3,527,368 km (0.037 R)
• M14: 3,746,379 km (0.045 R)
• M15: 4,251,272 km (0.114 R)
• M16: 4,484,645 km (0.073 R)
• M17: 5,058,353 km (0.047 R)
• M18: 5,793,178 km (0.036 R)
• M19: 5,912,407 km (0.051 R)
• M20: 6,052,431 km (0.093 R)
• M21: 6,274,733 km (0.078 R)
• M22: 6,561,512 km (0.06 R)
• M23: 6,873,723 km (0.072 R)
• M24: 7,512,655 km (0.104 R)
• M25: 7,708,030 km (0.083 R)
• M26: 8,416,526 km (0.069 R)
• M27: 8,778,553 km (0.108 R)
• M28: 9,471,340 km (0.071 R)
• M29: 9,706,059 km (0.08 R)
• M30: 9,895,450 km (0.06 R)
• M31: 10,253,588 km (0.107 R)
• M32: 10,422,184 km (0.059 R)
• M33: 11,254,397 km (0.077 R)
• M34: 11,353,581 km (0.109 R)
• M35: 12,722,850 km (0.079 R)
• M36: 13,008,133 km (0.103 R)
• M37: 14,927,324 km (0.067 R)
• M38: 15,697,305 km (0.11 R)
• M39: 15,863,957 km (0.112 R)
• M40: 15,975,407 km (0.083 R)
• M41: 16,395,777 km (0.08 R)
• M42: 17,448,048 km (0.108 R)
• M43: 17,649,706 km (0.106 R)
• M44: 17,794,068 km (0.11 R)
• M45: 18,055,117 km (0.055 R)
• M46: 19,170,967 km (0.089 R)
• M47: 19,797,333 km (0.038 R)
• M48: 19,917,311 km (0.082 R)
• M49: 20,037,737 km (0.073 R)
• M50: 20,248,820 km (0.11 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 19,282 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit