🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.46 AU - 0.62 AU

Year: 139 Days

Day: 31.6 Hours

Environment

Temp: 256 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.51 AU - 0.75 AU

Year: 175 Days

Day: 34.1 Hours

Environment

Temp: 162 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.67 AU - 0.89 AU

Year: 241 Days

Day: 38.3 Hours

Environment

Temp: 216 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,500,620 km

• M1: 43,683 km (0.035 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.77 AU - 0.87 AU

Year: 260 Days

Day: 47.1 Hours

Environment

Temp: 190 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,500,620 km

• M1: 32,762 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.43 AU - 1.83 AU

Year: 728 Days

Day: 28.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.78 AU - 2.12 AU

Year: 953 Days

Day: 36.3 Hours

Environment

Temp: -46 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.51 AU - 5.91 AU

Year: 4160 Days

Day: 18.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,500,620 km

• M1: 4,549,570 km (0.099 R)

Asteroid Belt

Center: 10.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.1

Radius: 5.2

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 12.81 AU - 18.09 AU

Year: 21246 Days

Day: 19.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,500,620 km

• M1: 66,272 km (0.047 R)
• M2: 280,047 km (0.089 R)
• M3: 2,434,257 km (0.096 R)
• M4: 11,377,516 km (0.114 R)
• M5: 13,531,127 km (0.099 R)
• M6: 13,959,725 km (0.088 R)
• M7: 14,675,402 km (0.113 R)
• M8: 22,104,881 km (0.038 R)
• M9: 22,699,233 km (0.084 R)
• M10: 25,022,937 km (0.101 R)
• M11: 28,014,894 km (0.041 R)
• M12: 30,227,447 km (0.063 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 15,918 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit