🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.89 AU - 0.89 AU

Year: 308 Days

Day: 39.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,962,432 km

• M1: 31,266 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.33 AU - 1.35 AU

Year: 569 Days

Day: 15.5 Hours

Environment

Temp: -3 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.03 AU - 1.65 AU

Year: 569 Days

Day: 46.7 Hours

Environment

Temp: -23 °C

Axial Tilt: 94.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.19 AU - 1.99 AU

Year: 736 Days

Day: 38.6 Hours

Environment

Temp: -44 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.13 AU - 2.65 AU

Year: 1356 Days

Day: 47.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.07 AU - 3.21 AU

Year: 1575 Days

Day: 16.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 140 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.32 AU - 3.74 AU

Year: 1936 Days

Day: 19.7 Hours

Environment

Temp: -107 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.45 AU - 4.27 AU

Year: 2784 Days

Day: 31.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.6

Radius: 14.6

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.93 AU - 10.89 AU

Year: 9763 Days

Day: 14.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,962,432 km

• M1: 181,612 km (0.118 R)
• M2: 647,908 km (0.104 R)
• M3: 1,240,615 km (0.099 R)
• M4: 2,556,927 km (0.11 R)
• M5: 3,205,134 km (0.117 R)
• M6: 4,036,151 km (0.093 R)
• M7: 4,750,480 km (0.117 R)
• M8: 5,212,887 km (0.049 R)
• M9: 5,705,364 km (0.085 R)
• M10: 9,303,492 km (0.062 R)
• M11: 10,797,675 km (0.062 R)
• M12: 14,981,030 km (0.095 R)
• M13: 16,895,284 km (0.108 R)
• M14: 17,500,109 km (0.075 R)
• M15: 18,469,802 km (0.089 R)
• M16: 21,988,493 km (0.113 R)
• M17: 23,779,928 km (0.104 R)
• M18: 25,755,069 km (0.032 R)
• M19: 27,009,596 km (0.079 R)
• M20: 28,587,256 km (0.07 R)
• M21: 32,851,393 km (0.044 R)
• M22: 39,017,369 km (0.079 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122

Radius: 7.3

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 12.57 AU - 13.59 AU

Year: 17365 Days

Day: 18.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,962,432 km

• M1: 90,806 km (0.118 R)
• M2: 353,201 km (0.083 R)
• M3: 750,682 km (0.115 R)
• M4: 1,388,567 km (0.052 R)
• M5: 2,157,052 km (0.097 R)
• M6: 2,450,264 km (0.108 R)
• M7: 3,447,333 km (0.118 R)
• M8: 4,100,777 km (0.098 R)
• M9: 4,362,872 km (0.091 R)
• M10: 5,277,514 km (0.111 R)
• M11: 7,833,094 km (0.115 R)
• M12: 8,403,361 km (0.111 R)
• M13: 14,599,555 km (0.113 R)
• M14: 14,965,322 km (0.099 R)
• M15: 15,399,754 km (0.077 R)
• M16: 15,778,686 km (0.084 R)
• M17: 19,622,154 km (0.117 R)
• M18: 19,918,508 km (0.101 R)
• M19: 20,217,853 km (0.101 R)
• M20: 23,878,663 km (0.12 R)
• M21: 32,894,926 km (0.104 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 14,020 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit