🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.58 AU - 0.74 AU

Year: 193 Days

Day: 35.9 Hours

Environment

Temp: 157 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.71 AU - 0.71 AU

Year: 215 Days

Day: 42.8 Hours

Environment

Temp: 188 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.65 AU - 0.93 AU

Year: 253 Days

Day: 18.2 Hours

Environment

Temp: 138 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.96 AU - 1.3 AU

Year: 432 Days

Day: 13 Hours

Environment

Temp: 21 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 32,379,322 km

• M1: 33,360 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.2 AU - 1.22 AU

Year: 479 Days

Day: 47 Hours

Environment

Temp: 15 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2 AU - 3.32 AU

Year: 1561 Days

Day: 21.4 Hours

Environment

Temp: -88 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.99 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.5

Radius: 13.3

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.76 AU - 5.86 AU

Year: 4404 Days

Day: 7.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,379,322 km

• M1: 170,841 km (0.113 R)
• M2: 1,369,718 km (0.07 R)
• M3: 2,016,430 km (0.04 R)
• M4: 2,452,507 km (0.071 R)
• M5: 3,645,999 km (0.084 R)
• M6: 4,980,861 km (0.116 R)
• M7: 7,046,957 km (0.07 R)
• M8: 8,904,813 km (0.111 R)
• M9: 9,799,708 km (0.098 R)
• M10: 11,912,179 km (0.062 R)
• M11: 14,585,942 km (0.116 R)
• M12: 16,004,279 km (0.112 R)
• M13: 17,762,653 km (0.045 R)
• M14: 18,397,845 km (0.116 R)
• M15: 19,512,499 km (0.048 R)
• M16: 20,671,733 km (0.089 R)
• M17: 28,437,957 km (0.084 R)
• M18: 29,132,540 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.3

Radius: 12.9

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.53 AU - 9.15 AU

Year: 7900 Days

Day: 12.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,379,322 km

• M1: 161,865 km (0.115 R)
• M2: 657,782 km (0.063 R)
• M3: 1,226,104 km (0.111 R)
• M4: 1,832,424 km (0.092 R)
• M5: 2,300,666 km (0.11 R)
• M6: 3,790,810 km (0.095 R)
• M7: 4,459,513 km (0.116 R)
• M8: 6,643,791 km (0.041 R)
• M9: 7,545,717 km (0.114 R)
• M10: 8,026,375 km (0.035 R)
• M11: 8,967,794 km (0.079 R)
• M12: 9,507,693 km (0.038 R)
• M13: 9,981,469 km (0.077 R)
• M14: 11,164,190 km (0.112 R)
• M15: 13,429,102 km (0.099 R)
• M16: 15,450,019 km (0.08 R)
• M17: 17,346,322 km (0.089 R)
• M18: 18,649,469 km (0.104 R)
• M19: 19,877,069 km (0.074 R)
• M20: 26,665,521 km (0.078 R)
• M21: 27,958,944 km (0.068 R)
• M22: 29,384,163 km (0.104 R)
• M23: 31,327,739 km (0.079 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 15,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit