🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.39 AU - 0.63 AU

Year: 132 Days

Day: 20.4 Hours

Environment

Temp: 186 °C

Axial Tilt: 46.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.49 AU - 0.81 AU

Year: 190 Days

Day: 27.2 Hours

Environment

Temp: 130 °C

Axial Tilt: 2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.72 AU - 1.08 AU

Year: 310 Days

Day: 20.8 Hours

Environment

Temp: 120 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.12 AU - 1.44 AU

Year: 526 Days

Day: 21.9 Hours

Environment

Temp: -12 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,271,557 km

• M1: 207,492 km (0.081 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.53 AU - 1.87 AU

Year: 806 Days

Day: 34.6 Hours

Environment

Temp: -53 °C

Axial Tilt: 67.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.39 AU - 3.93 AU

Year: 2042 Days

Day: 26.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.2

Radius: 14.1

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.3 AU - 10.8 AU

Year: 9895 Days

Day: 5.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,271,557 km

• M1: 176,376 km (0.043 R)
• M2: 651,200 km (0.114 R)
• M3: 1,239,568 km (0.112 R)
• M4: 1,700,629 km (0.118 R)
• M5: 2,149,871 km (0.082 R)
• M6: 2,679,597 km (0.085 R)
• M7: 3,743,836 km (0.065 R)
• M8: 4,987,443 km (0.101 R)
• M9: 6,056,769 km (0.073 R)
• M10: 6,803,711 km (0.116 R)
• M11: 7,460,147 km (0.031 R)
• M12: 8,278,896 km (0.076 R)
• M13: 13,981,417 km (0.055 R)
• M14: 16,739,403 km (0.051 R)
• M15: 24,888,448 km (0.115 R)
• M16: 26,096,601 km (0.099 R)
• M17: 27,434,006 km (0.078 R)
• M18: 36,764,724 km (0.109 R)
• M19: 37,318,984 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 748.8

Radius: 7.2

Gravity: 14.44 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 10.33 AU - 16.35 AU

Year: 17708 Days

Day: 18.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 72,271,557 km

• M1: 113,246 km (0.064 R)
• M2: 616,642 km (0.056 R)
• M3: 911,799 km (0.12 R)
• M4: 1,244,654 km (0.084 R)
• M5: 1,813,874 km (0.112 R)
• M6: 2,137,604 km (0.112 R)
• M7: 2,852,083 km (0.087 R)
• M8: 3,628,496 km (0.108 R)
• M9: 6,536,380 km (0.117 R)
• M10: 6,799,522 km (0.084 R)
• M11: 7,728,076 km (0.112 R)
• M12: 8,844,376 km (0.032 R)
• M13: 9,949,006 km (0.043 R)
• M14: 10,775,086 km (0.111 R)
• M15: 14,246,056 km (0.082 R)
• M16: 19,912,524 km (0.112 R)
• M17: 21,896,640 km (0.073 R)
• M18: 24,954,271 km (0.102 R)
• M19: 26,584,738 km (0.118 R)
• M20: 28,633,631 km (0.097 R)
• M21: 29,220,952 km (0.059 R)
• M22: 30,177,331 km (0.114 R)
• M23: 33,043,028 km (0.058 R)
• M24: 34,212,135 km (0.1 R)
• M25: 35,140,241 km (0.107 R)
• M26: 35,408,470 km (0.065 R)
• M27: 36,770,259 km (0.115 R)
• M28: 39,308,785 km (0.11 R)
• M29: 46,161,714 km (0.084 R)
• M30: 51,319,400 km (0.103 R)
• M31: 53,414,967 km (0.049 R)
• M32: 55,023,593 km (0.09 R)
• M33: 59,660,828 km (0.088 R)
• M34: 63,354,698 km (0.115 R)
• M35: 70,340,171 km (0.097 R)
• M36: 71,623,870 km (0.073 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 11,706 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit