🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.51 AU - 0.79 AU

Year: 196 Days

Day: 35.6 Hours

Environment

Temp: 116 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.68 AU - 1.02 AU

Year: 294 Days

Day: 47.1 Hours

Environment

Temp: 143 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,713,698 km

• M1: 309,069 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.84 AU - 0.96 AU

Year: 320 Days

Day: 15.6 Hours

Environment

Temp: 39 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.04 AU - 1.18 AU

Year: 438 Days

Day: 45.4 Hours

Environment

Temp: 3 °C

Axial Tilt: 27.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.13 AU - 1.27 AU

Year: 493 Days

Day: 12.1 Hours

Environment

Temp: -8 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.09 AU - 1.77 AU

Year: 641 Days

Day: 23.4 Hours

Environment

Temp: -36 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.96 AU - 2.78 AU

Year: 1367 Days

Day: 15.6 Hours

Environment

Temp: -80 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,713,698 km

• M1: 413,638 km (0.105 R)

Asteroid Belt

Center: 3.1 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.03 AU - 4.61 AU

Year: 2798 Days

Day: 12.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,713,698 km

• M1: 89,011 km (0.108 R)
• M2: 1,081,742 km (0.104 R)

Asteroid Belt

Center: 8.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 12.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.2

Radius: 6.6

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 12.06 AU - 12.88 AU

Year: 16502 Days

Day: 17.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,713,698 km

• M1: 82,279 km (0.116 R)
• M2: 397,930 km (0.105 R)
• M3: 646,712 km (0.095 R)
• M4: 1,104,481 km (0.072 R)
• M5: 1,398,890 km (0.071 R)
• M6: 2,012,091 km (0.076 R)
• M7: 2,324,452 km (0.086 R)
• M8: 3,318,380 km (0.118 R)
• M9: 3,680,407 km (0.038 R)
• M10: 3,962,249 km (0.088 R)
• M11: 9,626,473 km (0.105 R)
• M12: 10,014,680 km (0.118 R)
• M13: 10,770,598 km (0.093 R)
• M14: 12,739,306 km (0.084 R)
• M15: 15,000,478 km (0.118 R)
• M16: 16,123,808 km (0.1 R)
• M17: 16,602,372 km (0.114 R)
• M18: 16,949,888 km (0.068 R)
• M19: 19,597,022 km (0.105 R)
• M20: 20,777,050 km (0.052 R)
• M21: 21,672,094 km (0.078 R)
• M22: 22,423,225 km (0.099 R)
• M23: 25,143,363 km (0.119 R)
• M24: 28,868,200 km (0.095 R)
• M25: 32,402,151 km (0.107 R)
• M26: 34,272,573 km (0.071 R)
• M27: 35,405,926 km (0.077 R)
• M28: 36,446,978 km (0.067 R)
• M29: 38,227,342 km (0.101 R)
• M30: 44,713,756 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 18,213 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit