🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.83 AU - 0.99 AU

Year: 264 Days

Day: 31.6 Hours

Environment

Temp: 204 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.46 AU - 4.92 AU

Year: 3091 Days

Day: 45.1 Hours

Environment

Temp: -93 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,593,306 km

• M1: 532,269 km (0.111 R)
• M2: 2,324,302 km (0.034 R)

Planet 3 - Terrestrial

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.3 AU - 7.68 AU

Year: 5032 Days

Day: 23.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.71 AU - 8.15 AU

Year: 5553 Days

Day: 35.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,593,306 km

• M1: 3,489,520 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7.62 AU - 7.64 AU

Year: 6415 Days

Day: 36.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.1

Radius: 12.8

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 8.56 AU - 9.74 AU

Year: 8424 Days

Day: 10.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 23,593,306 km

• M1: 165,156 km (0.098 R)
• M2: 299,645 km (0.091 R)
• M3: 486,492 km (0.087 R)
• M4: 878,140 km (0.097 R)
• M5: 1,037,611 km (0.098 R)
• M6: 1,133,353 km (0.074 R)
• M7: 1,758,523 km (0.099 R)
• M8: 2,208,214 km (0.103 R)
• M9: 2,318,318 km (0.092 R)
• M10: 2,446,673 km (0.103 R)
• M11: 3,266,021 km (0.032 R)
• M12: 3,520,187 km (0.081 R)
• M13: 3,612,639 km (0.116 R)
• M14: 4,243,194 km (0.088 R)
• M15: 4,682,563 km (0.08 R)
• M16: 5,053,117 km (0.094 R)
• M17: 6,537,726 km (0.042 R)
• M18: 7,806,615 km (0.053 R)
• M19: 8,025,477 km (0.077 R)
• M20: 9,047,978 km (0.037 R)
• M21: 9,484,056 km (0.077 R)
• M22: 9,743,758 km (0.104 R)
• M23: 10,217,235 km (0.044 R)
• M24: 11,765,873 km (0.09 R)
• M25: 11,933,123 km (0.055 R)
• M26: 12,468,085 km (0.065 R)
• M27: 12,781,343 km (0.111 R)
• M28: 13,126,166 km (0.117 R)
• M29: 13,795,467 km (0.032 R)
• M30: 14,090,025 km (0.102 R)
• M31: 14,565,597 km (0.088 R)
• M32: 15,197,797 km (0.108 R)
• M33: 16,520,242 km (0.108 R)
• M34: 18,848,584 km (0.093 R)
• M35: 19,306,802 km (0.102 R)
• M36: 19,636,366 km (0.064 R)
• M37: 21,447,996 km (0.062 R)
• M38: 23,102,848 km (0.074 R)

Kuiper Belt

Range: 36 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 197 - 11,543 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit