🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.88 AU - 0.9 AU

Year: 304 Days

Day: 39.2 Hours

Environment

Temp: 85 °C

Axial Tilt: 44.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.18 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.66 AU - 4.28 AU

Year: 2338 Days

Day: 29.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,507,123 km

• M1: 23,487 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.2

Radius: 8.2

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.94 AU - 10.78 AU

Year: 11197 Days

Day: 10.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,507,123 km

• M1: 102,175 km (0.1 R)
• M2: 381,325 km (0.038 R)
• M3: 1,131,708 km (0.091 R)
• M4: 2,037,074 km (0.1 R)
• M5: 2,615,719 km (0.101 R)
• M6: 3,694,619 km (0.117 R)
• M7: 8,301,934 km (0.054 R)
• M8: 8,759,404 km (0.041 R)
• M9: 10,759,827 km (0.119 R)
• M10: 11,396,366 km (0.11 R)
• M11: 12,744,542 km (0.098 R)
• M12: 16,634,834 km (0.099 R)
• M13: 17,423,814 km (0.039 R)
• M14: 18,047,637 km (0.101 R)
• M15: 19,405,985 km (0.114 R)
• M16: 23,812,391 km (0.088 R)
• M17: 24,658,217 km (0.078 R)
• M18: 25,763,446 km (0.039 R)
• M19: 27,066,743 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.2

Radius: 4.8

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 17.74 AU - 19.1 AU

Year: 28591 Days

Day: 21.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,507,123 km

• M1: 59,839 km (0.083 R)
• M2: 613,800 km (0.078 R)
• M3: 845,826 km (0.103 R)
• M4: 1,433,148 km (0.04 R)
• M5: 2,865,996 km (0.03 R)
• M6: 3,152,476 km (0.081 R)
• M7: 3,995,460 km (0.093 R)
• M8: 6,143,685 km (0.087 R)
• M9: 6,619,855 km (0.1 R)
• M10: 16,214,016 km (0.102 R)
• M11: 19,034,534 km (0.1 R)
• M12: 19,534,490 km (0.1 R)
• M13: 21,756,916 km (0.101 R)
• M14: 23,780,975 km (0.108 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 18,066 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit