🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.43 AU - 0.65 AU

Year: 139 Days

Day: 43.6 Hours

Environment

Temp: 199 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.94 AU - 1.16 AU

Year: 376 Days

Day: 38 Hours

Environment

Temp: 79 °C

Axial Tilt: 10.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,844,041 km

• M1: 519,404 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.94 AU - 1.42 AU

Year: 448 Days

Day: 13.3 Hours

Environment

Temp: 40 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 86,844,041 km

• M1: 52,060 km (0.042 R)
• M2: 630,705 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.29 AU - 1.31 AU

Year: 519 Days

Day: 24.7 Hours

Environment

Temp: 28 °C

Axial Tilt: 1.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.79 AU - 2.29 AU

Year: 1019 Days

Day: 45.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,844,041 km

• M1: 535,710 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.25 AU - 2.77 AU

Year: 1391 Days

Day: 37.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.4

Radius: 5.5

Gravity: 28.87 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 11.87 AU - 19.37 AU

Year: 21597 Days

Day: 19.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,844,041 km

• M1: 73,153 km (0.088 R)
• M2: 306,526 km (0.046 R)
• M3: 682,615 km (0.12 R)
• M4: 907,012 km (0.089 R)
• M5: 1,238,222 km (0.105 R)
• M6: 1,720,076 km (0.118 R)
• M7: 2,388,031 km (0.069 R)
• M8: 2,911,923 km (0.078 R)
• M9: 3,243,880 km (0.085 R)
• M10: 4,288,073 km (0.093 R)
• M11: 5,622,038 km (0.113 R)
• M12: 7,663,749 km (0.082 R)
• M13: 8,737,114 km (0.102 R)
• M14: 9,309,625 km (0.1 R)
• M15: 10,593,175 km (0.097 R)
• M16: 23,029,994 km (0.106 R)
• M17: 36,239,336 km (0.081 R)
• M18: 39,993,794 km (0.103 R)
• M19: 44,497,587 km (0.099 R)
• M20: 51,134,198 km (0.108 R)
• M21: 55,070,267 km (0.075 R)
• M22: 72,142,825 km (0.046 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 553 - 18,114 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit