🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.79 AU - 0.87 AU

Year: 271 Days

Day: 20.2 Hours

Environment

Temp: 191 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,304,122 km

• M1: 35,903 km (0.034 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.82 AU - 0.92 AU

Year: 291 Days

Day: 26.8 Hours

Environment

Temp: 141 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,304,122 km

• M1: 60,138 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.25 AU - 2.85 AU

Year: 1458 Days

Day: 14.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,304,122 km

• M1: 218,562 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.8

Radius: 12.9

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 9.04 AU - 14.44 AU

Year: 14407 Days

Day: 8.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 130.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,304,122 km

• M1: 162,463 km (0.104 R)
• M2: 657,782 km (0.074 R)
• M3: 1,076,805 km (0.095 R)
• M4: 1,790,238 km (0.111 R)
• M5: 2,239,331 km (0.073 R)
• M6: 4,040,040 km (0.112 R)
• M7: 4,908,007 km (0.075 R)
• M8: 7,195,059 km (0.08 R)
• M9: 9,800,007 km (0.117 R)
• M10: 13,199,020 km (0.11 R)
• M11: 14,274,030 km (0.097 R)
• M12: 25,928,752 km (0.097 R)
• M13: 27,522,268 km (0.095 R)
• M14: 33,408,645 km (0.087 R)
• M15: 34,342,734 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.5

Radius: 3.4

Gravity: 31.7 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 14.87 AU - 22.17 AU

Year: 28545 Days

Day: 16.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,304,122 km

• M1: 42,336 km (0.037 R)
• M2: 187,895 km (0.118 R)
• M3: 957,726 km (0.086 R)
• M4: 1,265,149 km (0.104 R)
• M5: 1,741,918 km (0.091 R)
• M6: 5,676,491 km (0.119 R)
• M7: 11,431,820 km (0.104 R)
• M8: 26,201,768 km (0.069 R)
• M9: 28,053,042 km (0.097 R)
• M10: 36,613,181 km (0.108 R)
• M11: 38,336,100 km (0.087 R)
• M12: 49,302,073 km (0.109 R)
• M13: 64,838,111 km (0.109 R)
• M14: 75,520,296 km (0.099 R)
• M15: 77,136,103 km (0.092 R)
• M16: 77,601,951 km (0.119 R)

Kuiper Belt

Range: 30.6 - 58.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 13,322 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit