🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.5 AU - 0.56 AU

Year: 143 Days

Day: 40.8 Hours

Environment

Temp: 175 °C

Axial Tilt: 128.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.47 AU - 0.77 AU

Year: 181 Days

Day: 29.4 Hours

Environment

Temp: 207 °C

Axial Tilt: 20.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.91 AU - 1.19 AU

Year: 399 Days

Day: 35.7 Hours

Environment

Temp: 24 °C

Axial Tilt: 42.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.82 AU - 2.44 AU

Year: 1153 Days

Day: 17.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.54 AU - 4.76 AU

Year: 3135 Days

Day: 39.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.8

Radius: 14.8

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.16 AU - 6.18 AU

Year: 5684 Days

Day: 11.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,132,084 km

• M1: 184,604 km (0.087 R)
• M2: 691,741 km (0.115 R)
• M3: 1,299,407 km (0.067 R)
• M4: 2,199,238 km (0.093 R)
• M5: 2,873,925 km (0.043 R)
• M6: 3,684,596 km (0.064 R)
• M7: 4,306,773 km (0.12 R)
• M8: 5,347,825 km (0.04 R)
• M9: 5,814,121 km (0.11 R)
• M10: 8,053,452 km (0.073 R)
• M11: 8,869,059 km (0.066 R)
• M12: 10,251,044 km (0.056 R)
• M13: 11,488,817 km (0.084 R)
• M14: 12,780,744 km (0.105 R)
• M15: 13,891,658 km (0.043 R)
• M16: 15,211,261 km (0.109 R)
• M17: 17,133,893 km (0.054 R)
• M18: 18,263,506 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.8

Radius: 13.2

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 6.9 AU - 9.06 AU

Year: 8360 Days

Day: 12.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,132,084 km

• M1: 164,558 km (0.087 R)
• M2: 586,872 km (0.11 R)
• M3: 1,688,810 km (0.069 R)
• M4: 2,212,553 km (0.11 R)
• M5: 2,700,840 km (0.073 R)
• M6: 3,125,249 km (0.03 R)
• M7: 4,165,104 km (0.115 R)
• M8: 5,103,083 km (0.1 R)
• M9: 5,826,388 km (0.062 R)
• M10: 9,139,832 km (0.105 R)
• M11: 9,810,329 km (0.109 R)
• M12: 11,196,204 km (0.079 R)
• M13: 12,476,462 km (0.103 R)
• M14: 17,549,177 km (0.099 R)
• M15: 19,351,382 km (0.109 R)
• M16: 20,297,439 km (0.068 R)
• M17: 26,060,697 km (0.048 R)
• M18: 27,606,492 km (0.111 R)
• M19: 41,978,658 km (0.12 R)
• M20: 44,234,744 km (0.066 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 19,663 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit