🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.42 AU - 0.64 AU

Year: 136 Days

Day: 29.8 Hours

Environment

Temp: 197 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.86 AU - 1.15 AU

Year: 351 Days

Day: 29.9 Hours

Environment

Temp: 140 °C

Axial Tilt: 44.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.97 AU - 1.19 AU

Year: 394 Days

Day: 22 Hours

Environment

Temp: 160 °C

Axial Tilt: 158.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,632,033 km

• M1: 834,008 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.93 AU - 1.25 AU

Year: 400 Days

Day: 42.7 Hours

Environment

Temp: 39 °C

Axial Tilt: 5.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.03 AU - 1.45 AU

Year: 485 Days

Day: 19.1 Hours

Environment

Temp: 23 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.08 AU - 4.6 AU

Year: 2645 Days

Day: 45.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.61 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 598.8

Radius: 5.8

Gravity: 17.8 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 14.36 AU - 16.4 AU

Year: 21199 Days

Day: 16 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,632,033 km

• M1: 72,106 km (0.085 R)
• M2: 463,305 km (0.113 R)
• M3: 667,655 km (0.069 R)
• M4: 932,743 km (0.094 R)
• M5: 1,896,003 km (0.093 R)
• M6: 2,837,124 km (0.107 R)
• M7: 3,837,784 km (0.073 R)
• M8: 4,185,599 km (0.091 R)
• M9: 5,203,912 km (0.032 R)
• M10: 5,630,265 km (0.12 R)
• M11: 6,079,657 km (0.075 R)
• M12: 7,283,920 km (0.055 R)
• M13: 10,332,875 km (0.078 R)
• M14: 10,881,450 km (0.094 R)
• M15: 11,321,268 km (0.118 R)
• M16: 13,059,296 km (0.041 R)
• M17: 13,484,303 km (0.117 R)
• M18: 14,891,122 km (0.102 R)
• M19: 16,639,173 km (0.043 R)
• M20: 19,055,777 km (0.065 R)
• M21: 19,236,790 km (0.077 R)
• M22: 20,442,100 km (0.096 R)
• M23: 21,014,910 km (0.104 R)
• M24: 23,310,340 km (0.103 R)
• M25: 26,436,038 km (0.086 R)
• M26: 29,587,168 km (0.098 R)
• M27: 32,461,691 km (0.072 R)
• M28: 34,299,650 km (0.107 R)
• M29: 35,244,062 km (0.107 R)
• M30: 35,517,078 km (0.115 R)
• M31: 38,613,903 km (0.114 R)
• M32: 39,488,752 km (0.072 R)
• M33: 42,039,096 km (0.06 R)
• M34: 46,803,639 km (0.039 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 15,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit