🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.6 AU - 0.74 AU

Year: 195 Days

Day: 22.7 Hours

Environment

Temp: 145 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.57 AU - 0.91 AU

Year: 227 Days

Day: 13.7 Hours

Environment

Temp: 168 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.1 AU - 1.14 AU

Year: 422 Days

Day: 46.3 Hours

Environment

Temp: 30 °C

Axial Tilt: 34.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.12 AU - 1.26 AU

Year: 463 Days

Day: 37.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 42,083,550 km

• M1: 55,501 km (0.081 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.89 AU - 4.67 AU

Year: 2620 Days

Day: 46.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,083,550 km

• M1: 958,474 km (0.086 R)
• M2: 3,199,300 km (0.108 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.61 AU - 4.95 AU

Year: 3156 Days

Day: 29.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.15 AU - 4.53 AU

Year: 3223 Days

Day: 38.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.5

Radius: 11.1

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 9.62 AU - 9.88 AU

Year: 10852 Days

Day: 6.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,083,550 km

• M1: 138,079 km (0.108 R)
• M2: 556,205 km (0.033 R)
• M3: 1,303,446 km (0.109 R)
• M4: 1,776,924 km (0.068 R)
• M5: 2,894,569 km (0.039 R)
• M6: 3,383,305 km (0.112 R)
• M7: 4,576,199 km (0.109 R)
• M8: 5,487,250 km (0.077 R)
• M9: 6,484,320 km (0.078 R)
• M10: 7,529,111 km (0.113 R)
• M11: 9,992,240 km (0.106 R)
• M12: 11,843,663 km (0.062 R)
• M13: 12,268,521 km (0.076 R)
• M14: 13,198,721 km (0.078 R)
• M15: 14,227,954 km (0.048 R)
• M16: 16,446,042 km (0.068 R)
• M17: 18,067,683 km (0.043 R)
• M18: 20,866,509 km (0.083 R)
• M19: 21,347,915 km (0.114 R)
• M20: 21,977,872 km (0.072 R)
• M21: 24,470,173 km (0.102 R)
• M22: 24,928,840 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78.2

Radius: 7.3

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 13.67 AU - 19.75 AU

Year: 24348 Days

Day: 17 Hours

Environment

Temp: -199 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,083,550 km

• M1: 90,956 km (0.028 R)
• M2: 649,853 km (0.072 R)
• M3: 945,159 km (0.083 R)
• M4: 4,285,680 km (0.096 R)
• M5: 5,826,687 km (0.099 R)
• M6: 6,629,878 km (0.038 R)
• M7: 10,098,903 km (0.092 R)
• M8: 15,961,195 km (0.102 R)
• M9: 17,107,265 km (0.076 R)
• M10: 19,637,712 km (0.055 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 12,852 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit