🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.46 AU - 0.62 AU

Year: 144 Days

Day: 35.8 Hours

Environment

Temp: 203 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.79 AU - 0.83 AU

Year: 264 Days

Day: 33.5 Hours

Environment

Temp: 137 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.02 AU - 1.16 AU

Year: 412 Days

Day: 47.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 42 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 96,365,278 km

• M1: 208,390 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.02 AU - 1.42 AU

Year: 487 Days

Day: 46.5 Hours

Environment

Temp: -6 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.7 AU - 2.46 AU

Year: 1085 Days

Day: 18.8 Hours

Environment

Temp: -67 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,365,278 km

• M1: 60,138 km (0.065 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.15 AU - 2.35 AU

Year: 1221 Days

Day: 38.5 Hours

Environment

Temp: -68 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.43 AU - 3.65 AU

Year: 1917 Days

Day: 33.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.58 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.7

Radius: 13.2

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 12.04 AU - 12.2 AU

Year: 15260 Days

Day: 12.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 96,365,278 km

• M1: 167,101 km (0.085 R)
• M2: 5,374,752 km (0.076 R)
• M3: 6,370,027 km (0.106 R)
• M4: 7,572,046 km (0.108 R)
• M5: 8,533,212 km (0.032 R)
• M6: 10,045,347 km (0.081 R)
• M7: 10,587,191 km (0.103 R)
• M8: 13,924,121 km (0.09 R)
• M9: 24,674,972 km (0.041 R)
• M10: 26,987,157 km (0.064 R)
• M11: 30,552,074 km (0.115 R)
• M12: 36,280,775 km (0.102 R)
• M13: 41,848,508 km (0.047 R)
• M14: 50,280,592 km (0.081 R)
• M15: 54,311,806 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787.3

Radius: 5.6

Gravity: 25.11 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 15.55 AU - 19.55 AU

Year: 26589 Days

Day: 16.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 96,365,278 km

• M1: 76,744 km (0.07 R)
• M2: 317,297 km (0.041 R)
• M3: 518,207 km (0.048 R)
• M4: 805,884 km (0.047 R)
• M5: 1,095,056 km (0.117 R)
• M6: 1,801,458 km (0.085 R)
• M7: 3,137,067 km (0.053 R)
• M8: 5,737,976 km (0.085 R)
• M9: 6,952,262 km (0.085 R)
• M10: 7,725,832 km (0.103 R)
• M11: 9,021,200 km (0.059 R)
• M12: 10,455,096 km (0.11 R)
• M13: 11,468,173 km (0.108 R)
• M14: 12,843,426 km (0.106 R)
• M15: 14,163,777 km (0.096 R)
• M16: 14,650,718 km (0.115 R)
• M17: 20,559,086 km (0.076 R)
• M18: 24,493,659 km (0.105 R)
• M19: 25,077,091 km (0.106 R)
• M20: 25,789,177 km (0.106 R)
• M21: 26,514,876 km (0.11 R)
• M22: 29,685,005 km (0.062 R)
• M23: 34,826,983 km (0.103 R)
• M24: 47,727,705 km (0.119 R)
• M25: 60,468,357 km (0.071 R)
• M26: 64,801,609 km (0.042 R)
• M27: 65,023,612 km (0.119 R)
• M28: 65,246,064 km (0.117 R)
• M29: 66,140,809 km (0.117 R)
• M30: 66,591,398 km (0.119 R)
• M31: 78,529,457 km (0.051 R)
• M32: 89,597,007 km (0.098 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 19,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit