🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.6 AU - 0.74 AU

Year: 197 Days

Day: 40.5 Hours

Environment

Temp: 160 °C

Axial Tilt: 3.7 °

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: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.69 AU - 1.03 AU

Year: 287 Days

Day: 22.3 Hours

Environment

Temp: 153 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.79 AU - 1.15 AU

Year: 344 Days

Day: 36.7 Hours

Environment

Temp: 71 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.93 AU - 1.97 AU

Year: 980 Days

Day: 39.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,198,467 km

• M1: 170,990 km (0.063 R)

Asteroid Belt

Center: 5.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.4

Radius: 12.2

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 7.48 AU - 11.1 AU

Year: 10190 Days

Day: 12.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,198,467 km

• M1: 151,842 km (0.066 R)
• M2: 542,741 km (0.063 R)
• M3: 967,898 km (0.039 R)
• M4: 1,516,773 km (0.098 R)
• M5: 2,080,757 km (0.109 R)
• M6: 2,469,113 km (0.054 R)
• M7: 3,887,151 km (0.086 R)
• M8: 4,714,427 km (0.076 R)
• M9: 5,655,847 km (0.078 R)
• M10: 9,144,170 km (0.112 R)
• M11: 11,230,911 km (0.095 R)
• M12: 15,320,318 km (0.065 R)
• M13: 18,024,000 km (0.077 R)
• M14: 20,708,384 km (0.089 R)
• M15: 21,936,583 km (0.113 R)
• M16: 26,287,787 km (0.106 R)
• M17: 27,241,473 km (0.097 R)
• M18: 27,824,755 km (0.058 R)
• M19: 33,900,224 km (0.102 R)
• M20: 38,448,747 km (0.045 R)
• M21: 42,994,278 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.6

Radius: 5.5

Gravity: 19.42 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 14.87 AU - 16.23 AU

Year: 22068 Days

Day: 18.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,198,467 km

• M1: 447,298 km (0.106 R)
• M2: 667,057 km (0.106 R)
• M3: 2,502,174 km (0.07 R)
• M4: 2,740,633 km (0.072 R)
• M5: 4,334,150 km (0.116 R)
• M6: 7,096,923 km (0.114 R)
• M7: 7,974,464 km (0.032 R)
• M8: 9,537,163 km (0.086 R)
• M9: 14,962,330 km (0.111 R)
• M10: 19,724,180 km (0.087 R)
• M11: 23,059,165 km (0.115 R)
• M12: 23,266,209 km (0.067 R)
• M13: 40,154,312 km (0.118 R)
• M14: 45,295,692 km (0.062 R)
• M15: 46,275,259 km (0.043 R)
• M16: 48,107,833 km (0.101 R)
• M17: 54,442,704 km (0.096 R)
• M18: 60,718,185 km (0.072 R)
• M19: 66,197,806 km (0.102 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 11,765 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit