🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.64 AU - 0.74 AU

Year: 205 Days

Day: 21.2 Hours

Environment

Temp: 133 °C

Axial Tilt: 9.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,273,692 km

• M1: 21,692 km (0.053 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.65 AU - 0.77 AU

Year: 214 Days

Day: 22.8 Hours

Environment

Temp: 185 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.01 AU - 1.31 AU

Year: 447 Days

Day: 17 Hours

Environment

Temp: 14 °C

Axial Tilt: 41.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 64,273,692 km

• M1: 188,194 km (0.115 R)
• M2: 279,748 km (0.042 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.98 AU - 2.6 AU

Year: 1241 Days

Day: 45.5 Hours

Environment

Temp: -70 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.06 AU - 2.86 AU

Year: 1382 Days

Day: 12.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.37 AU - 4.35 AU

Year: 2716 Days

Day: 45.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 142.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.06 AU - 5.04 AU

Year: 2919 Days

Day: 15.1 Hours

Environment

Temp: -111 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,273,692 km

• M1: 35,006 km (0.117 R)

Asteroid Belt

Center: 11.02 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.5

Radius: 6.7

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 16.65 AU - 19.31 AU

Year: 27306 Days

Day: 19.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,273,692 km

• M1: 113,844 km (0.114 R)
• M2: 409,898 km (0.109 R)
• M3: 895,343 km (0.042 R)
• M4: 1,584,989 km (0.097 R)
• M5: 2,765,317 km (0.058 R)
• M6: 3,179,104 km (0.116 R)
• M7: 3,495,504 km (0.096 R)
• M8: 5,477,077 km (0.114 R)
• M9: 14,797,025 km (0.062 R)
• M10: 32,336,477 km (0.026 R)
• M11: 52,552,535 km (0.094 R)
• M12: 53,739,893 km (0.096 R)
• M13: 59,395,890 km (0.108 R)
• M14: 59,945,662 km (0.062 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 12,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit