🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.45 AU - 0.65 AU

Year: 151 Days

Day: 12.1 Hours

Environment

Temp: 233 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.67 AU - 0.91 AU

Year: 260 Days

Day: 34.7 Hours

Environment

Temp: 171 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2 AU - 2.18 AU

Year: 1121 Days

Day: 27.6 Hours

Environment

Temp: -75 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 22,699,032 km

• M1: 293,661 km (0.106 R)
• M2: 1,746,555 km (0.075 R)

Asteroid Belt

Center: 4.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.8

Radius: 13.5

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.79 AU - 8.71 AU

Year: 7240 Days

Day: 11.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 22,699,032 km

• M1: 168,447 km (0.116 R)
• M2: 631,303 km (0.08 R)
• M3: 1,356,105 km (0.075 R)
• M4: 2,009,698 km (0.089 R)
• M5: 2,867,642 km (0.116 R)
• M6: 3,676,517 km (0.119 R)
• M7: 4,913,991 km (0.108 R)
• M8: 6,046,596 km (0.072 R)
• M9: 6,734,298 km (0.091 R)
• M10: 7,473,461 km (0.109 R)
• M11: 9,298,106 km (0.104 R)
• M12: 10,334,371 km (0.074 R)
• M13: 10,860,057 km (0.119 R)
• M14: 11,446,182 km (0.111 R)
• M15: 12,097,531 km (0.116 R)
• M16: 13,050,918 km (0.087 R)
• M17: 14,449,060 km (0.11 R)
• M18: 15,469,916 km (0.088 R)
• M19: 17,146,758 km (0.054 R)
• M20: 18,584,843 km (0.082 R)
• M21: 20,352,192 km (0.084 R)
• M22: 21,700,218 km (0.079 R)
• M23: 22,564,146 km (0.111 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 14,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit