🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.64 AU - 1 AU

Year: 277 Days

Day: 21.3 Hours

Environment

Temp: 167 °C

Axial Tilt: 43.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.1 AU - 3.66 AU

Year: 2316 Days

Day: 18.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,539,837 km

• M1: 1,137,542 km (0.08 R)

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.9

Radius: 10.2

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.67 AU - 5.61 AU

Year: 4344 Days

Day: 13.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 38,539,837 km

• M1: 127,158 km (0.082 R)
• M2: 461,360 km (0.118 R)
• M3: 1,158,785 km (0.12 R)
• M4: 1,509,742 km (0.099 R)
• M5: 2,707,422 km (0.086 R)
• M6: 5,481,864 km (0.083 R)
• M7: 6,902,745 km (0.064 R)
• M8: 9,160,027 km (0.045 R)
• M9: 9,870,019 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.5

Radius: 14

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.78 AU - 9.26 AU

Year: 7687 Days

Day: 11.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,539,837 km

• M1: 174,132 km (0.103 R)
• M2: 691,292 km (0.093 R)
• M3: 1,230,891 km (0.119 R)
• M4: 1,964,070 km (0.084 R)
• M5: 2,485,120 km (0.072 R)
• M6: 6,592,030 km (0.079 R)
• M7: 7,776,546 km (0.104 R)
• M8: 8,669,945 km (0.081 R)
• M9: 11,254,248 km (0.055 R)
• M10: 12,344,218 km (0.098 R)
• M11: 14,434,399 km (0.079 R)
• M12: 15,595,129 km (0.044 R)
• M13: 18,804,004 km (0.068 R)
• M14: 20,113,434 km (0.08 R)
• M15: 21,250,378 km (0.065 R)
• M16: 22,190,451 km (0.105 R)
• M17: 22,994,988 km (0.043 R)
• M18: 31,534,334 km (0.104 R)
• M19: 34,330,168 km (0.042 R)
• M20: 35,624,489 km (0.068 R)
• M21: 37,739,803 km (0.093 R)
• M22: 38,195,628 km (0.114 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 11,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit