🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.54 AU - 0.54 AU

Year: 140 Days

Day: 30.5 Hours

Environment

Temp: 196 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.51 AU - 0.85 AU

Year: 198 Days

Day: 16.9 Hours

Environment

Temp: 135 °C

Axial Tilt: 47.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.35 AU - 1.57 AU

Year: 623 Days

Day: 32.4 Hours

Environment

Temp: -2 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 68,807,228 km

• M1: 43,084 km (0.077 R)
• M2: 65,673 km (0.03 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.35 AU - 2.85 AU

Year: 1480 Days

Day: 39.2 Hours

Environment

Temp: -89 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.18 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208

Radius: 8.7

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.32 AU - 7.18 AU

Year: 4869 Days

Day: 6.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 117.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,807,228 km

• M1: 110,852 km (0.109 R)
• M2: 572,062 km (0.114 R)
• M3: 965,654 km (0.089 R)
• M4: 1,257,520 km (0.108 R)
• M5: 1,652,009 km (0.085 R)
• M6: 2,260,424 km (0.073 R)
• M7: 2,677,353 km (0.07 R)
• M8: 4,017,451 km (0.089 R)
• M9: 4,391,595 km (0.114 R)
• M10: 4,903,220 km (0.085 R)
• M11: 6,939,097 km (0.063 R)
• M12: 9,410,454 km (0.069 R)
• M13: 10,109,675 km (0.105 R)
• M14: 11,446,930 km (0.068 R)
• M15: 11,903,652 km (0.099 R)
• M16: 12,853,748 km (0.091 R)
• M17: 13,576,007 km (0.076 R)
• M18: 15,002,422 km (0.112 R)
• M19: 18,886,731 km (0.1 R)
• M20: 19,291,244 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.3

Radius: 8

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 13.21 AU - 16.41 AU

Year: 20125 Days

Day: 19.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,807,228 km

• M1: 99,632 km (0.04 R)
• M2: 534,513 km (0.081 R)
• M3: 1,061,247 km (0.052 R)
• M4: 1,422,077 km (0.11 R)
• M5: 2,246,960 km (0.112 R)
• M6: 2,970,266 km (0.088 R)
• M7: 3,251,959 km (0.098 R)
• M8: 7,324,312 km (0.12 R)
• M9: 9,928,511 km (0.106 R)
• M10: 10,620,701 km (0.09 R)
• M11: 13,505,247 km (0.071 R)
• M12: 14,067,585 km (0.057 R)
• M13: 17,609,016 km (0.12 R)
• M14: 18,622,093 km (0.115 R)
• M15: 21,230,331 km (0.086 R)
• M16: 21,798,803 km (0.051 R)
• M17: 29,786,881 km (0.118 R)
• M18: 31,344,793 km (0.094 R)
• M19: 39,527,797 km (0.057 R)
• M20: 40,100,008 km (0.06 R)
• M21: 43,345,684 km (0.101 R)
• M22: 47,241,811 km (0.105 R)
• M23: 55,364,975 km (0.11 R)

Kuiper Belt

Range: 31.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 10,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit