🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.5 AU - 0.74 AU

Year: 177 Days

Day: 26.2 Hours

Environment

Temp: 187 °C

Axial Tilt: 1.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,312,140 km

• M1: 41,439 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.74 AU - 1.2 AU

Year: 345 Days

Day: 12.2 Hours

Environment

Temp: 82 °C

Axial Tilt: 6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.95 AU - 2.29 AU

Year: 1116 Days

Day: 22.9 Hours

Environment

Temp: -78 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,312,140 km

• M1: 411,095 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.39 AU - 4.63 AU

Year: 2904 Days

Day: 47.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.3

Radius: 14.9

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.95 AU - 9.57 AU

Year: 10191 Days

Day: 7.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,312,140 km

• M1: 188,045 km (0.05 R)
• M2: 736,620 km (0.044 R)
• M3: 1,395,150 km (0.059 R)
• M4: 2,154,359 km (0.045 R)
• M5: 3,385,998 km (0.055 R)
• M6: 3,854,389 km (0.082 R)
• M7: 4,422,711 km (0.111 R)
• M8: 5,078,100 km (0.095 R)
• M9: 6,040,912 km (0.079 R)
• M10: 6,622,399 km (0.08 R)
• M11: 7,281,078 km (0.106 R)
• M12: 7,814,095 km (0.118 R)
• M13: 8,285,478 km (0.114 R)
• M14: 9,962,919 km (0.07 R)
• M15: 12,539,294 km (0.069 R)
• M16: 13,187,351 km (0.094 R)
• M17: 15,734,255 km (0.06 R)
• M18: 19,204,926 km (0.104 R)
• M19: 20,628,798 km (0.073 R)
• M20: 21,700,218 km (0.035 R)
• M21: 27,523,315 km (0.086 R)
• M22: 28,317,531 km (0.096 R)
• M23: 30,792,328 km (0.085 R)
• M24: 31,973,553 km (0.1 R)
• M25: 33,408,196 km (0.107 R)
• M26: 34,540,802 km (0.075 R)
• M27: 38,337,147 km (0.116 R)
• M28: 41,232,016 km (0.093 R)
• M29: 44,949,373 km (0.099 R)
• M30: 46,468,988 km (0.11 R)
• M31: 47,029,980 km (0.077 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 10,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit