🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.11 AU - 1.47 AU

Year: 513 Days

Day: 43 Hours

Environment

Temp: 6 °C

Axial Tilt: 9.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 26,776,623 km

• M1: 18,849 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.6 AU - 2.46 AU

Year: 1012 Days

Day: 21 Hours

Environment

Temp: -54 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,776,623 km

• M1: 1,756,279 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.21 AU - 3.65 AU

Year: 1755 Days

Day: 16.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.7

Radius: 8.6

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.82 AU - 6.72 AU

Year: 4849 Days

Day: 6.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,776,623 km

• M1: 106,962 km (0.118 R)
• M2: 495,917 km (0.092 R)
• M3: 861,085 km (0.094 R)
• M4: 1,273,676 km (0.055 R)
• M5: 1,565,841 km (0.106 R)
• M6: 2,318,318 km (0.116 R)
• M7: 2,965,179 km (0.06 R)
• M8: 3,789,164 km (0.1 R)
• M9: 5,419,183 km (0.118 R)
• M10: 6,523,963 km (0.103 R)
• M11: 7,145,542 km (0.118 R)
• M12: 9,674,345 km (0.027 R)
• M13: 10,073,023 km (0.103 R)
• M14: 14,840,558 km (0.097 R)
• M15: 16,924,157 km (0.105 R)
• M16: 17,386,564 km (0.055 R)
• M17: 21,259,802 km (0.117 R)
• M18: 24,188,031 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.8

Radius: 13

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 11.85 AU - 14.27 AU

Year: 16512 Days

Day: 8.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,776,623 km

• M1: 177,423 km (0.059 R)
• M2: 613,501 km (0.078 R)
• M3: 1,144,424 km (0.073 R)
• M4: 3,589,302 km (0.083 R)
• M5: 4,306,175 km (0.087 R)
• M6: 8,981,108 km (0.074 R)
• M7: 14,045,594 km (0.108 R)
• M8: 20,684,299 km (0.053 R)
• M9: 25,674,435 km (0.103 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 19,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit