🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.39 AU - 0.63 AU

Year: 155 Days

Day: 13.7 Hours

Environment

Temp: 91 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.52 AU - 0.54 AU

Year: 164 Days

Day: 35.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 11.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.85 AU - 1.13 AU

Year: 418 Days

Day: 24.4 Hours

Environment

Temp: -52 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 10,788,682 km

• M1: 800,797 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.9 AU - 1.28 AU

Year: 483 Days

Day: 38.8 Hours

Environment

Temp: -65 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 10,788,682 km

• M1: 42,635 km (0.064 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.29 AU - 2.03 AU

Year: 908 Days

Day: 18.7 Hours

Environment

Temp: -102 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 10,788,682 km

• M1: 52,060 km (0.103 R)
• M2: 1,492,239 km (0.087 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.8 AU - 2.02 AU

Year: 1121 Days

Day: 41.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 131.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.63 AU - 2.23 AU

Year: 1138 Days

Day: 15 Hours

Environment

Temp: -105 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 10,788,682 km

• M1: 36,502 km (0.09 R)

Asteroid Belt

Center: 2.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.9

Radius: 8.3

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.88 AU - 2.94 AU

Year: 2108 Days

Day: 12.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 10,788,682 km

• M1: 103,223 km (0.088 R)
• M2: 387,010 km (0.096 R)
• M3: 694,433 km (0.057 R)
• M4: 1,138,440 km (0.081 R)
• M5: 1,498,522 km (0.109 R)
• M6: 2,128,179 km (0.112 R)
• M7: 4,370,651 km (0.097 R)
• M8: 5,785,548 km (0.034 R)
• M9: 6,072,327 km (0.095 R)
• M10: 7,044,115 km (0.103 R)
• M11: 11,009,805 km (0.076 R)
• M12: 13,295,660 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.3

Radius: 12.1

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.58 AU - 4.32 AU

Year: 3333 Days

Day: 6.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 10,788,682 km

• M1: 150,495 km (0.119 R)
• M2: 878,289 km (0.098 R)
• M3: 1,349,223 km (0.096 R)
• M4: 1,788,592 km (0.109 R)
• M5: 2,215,395 km (0.091 R)
• M6: 2,772,647 km (0.095 R)
• M7: 3,451,372 km (0.073 R)
• M8: 4,088,211 km (0.066 R)
• M9: 6,102,247 km (0.106 R)
• M10: 10,441,483 km (0.056 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 11,153 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit