🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.7 AU - 0.76 AU

Year: 218 Days

Day: 19.4 Hours

Environment

Temp: 137 °C

Axial Tilt: 43.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.87 AU - 0.89 AU

Year: 289 Days

Day: 41.8 Hours

Environment

Temp: 193 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.95 AU - 0.97 AU

Year: 329 Days

Day: 42.3 Hours

Environment

Temp: 171 °C

Axial Tilt: 58.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,175,075 km

• M1: 32,762 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.73 AU - 2.51 AU

Year: 1080 Days

Day: 12.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,175,075 km

• M1: 41,588 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.04 AU - 3.06 AU

Year: 1863 Days

Day: 22.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.2

Radius: 14.7

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 10.54 AU - 14.24 AU

Year: 15258 Days

Day: 10.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,175,075 km

• M1: 183,407 km (0.05 R)
• M2: 641,476 km (0.109 R)
• M3: 1,676,394 km (0.077 R)
• M4: 2,167,075 km (0.111 R)
• M5: 3,606,356 km (0.1 R)
• M6: 4,723,403 km (0.083 R)
• M7: 6,214,744 km (0.096 R)
• M8: 7,240,836 km (0.113 R)
• M9: 7,817,686 km (0.087 R)
• M10: 8,618,184 km (0.084 R)
• M11: 17,825,334 km (0.083 R)
• M12: 19,046,352 km (0.118 R)
• M13: 21,836,652 km (0.092 R)
• M14: 22,950,109 km (0.087 R)
• M15: 23,616,866 km (0.071 R)
• M16: 24,198,652 km (0.093 R)
• M17: 24,690,829 km (0.106 R)
• M18: 26,518,018 km (0.081 R)
• M19: 27,464,673 km (0.083 R)
• M20: 33,869,407 km (0.092 R)
• M21: 35,109,274 km (0.085 R)
• M22: 42,191,087 km (0.107 R)
• M23: 44,209,312 km (0.045 R)
• M24: 49,220,542 km (0.054 R)
• M25: 50,810,767 km (0.108 R)
• M26: 51,618,745 km (0.062 R)
• M27: 52,929,073 km (0.118 R)
• M28: 53,592,540 km (0.096 R)
• M29: 57,167,181 km (0.085 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 16,337 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit