🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.66 AU - 0.94 AU

Year: 264 Days

Day: 42.6 Hours

Environment

Temp: 91 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 113,443,561 km

• M1: 365,019 km (0.082 R)
• M2: 397,033 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.76 AU - 1.1 AU

Year: 331 Days

Day: 42 Hours

Environment

Temp: 35 °C

Axial Tilt: 13.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.86 AU - 1.16 AU

Year: 375 Days

Day: 17 Hours

Environment

Temp: 23 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.56 AU - 2.52 AU

Year: 1075 Days

Day: 37.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 113,443,561 km

• M1: 34,557 km (0.051 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.2 AU - 3.62 AU

Year: 1832 Days

Day: 22.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.13 AU - 5.05 AU

Year: 3052 Days

Day: 37 Hours

Environment

Temp: -130 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 113,443,561 km

• M1: 78,539 km (0.116 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.77 AU - 4.99 AU

Year: 3382 Days

Day: 23.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 113,443,561 km

• M1: 961,316 km (0.08 R)

Asteroid Belt

Center: 12.02 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 19.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.2

Radius: 7.3

Gravity: 16.5 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 16.82 AU - 22.48 AU

Year: 32138 Days

Day: 15.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 113,443,561 km

• M1: 110,702 km (0.09 R)
• M2: 1,434,344 km (0.042 R)
• M3: 1,861,895 km (0.026 R)
• M4: 2,152,863 km (0.082 R)
• M5: 2,714,753 km (0.087 R)
• M6: 3,060,473 km (0.116 R)
• M7: 3,840,028 km (0.088 R)
• M8: 4,314,253 km (0.053 R)
• M9: 5,693,845 km (0.102 R)
• M10: 7,509,813 km (0.081 R)
• M11: 9,485,702 km (0.071 R)
• M12: 11,414,467 km (0.065 R)
• M13: 14,174,997 km (0.068 R)
• M14: 14,516,529 km (0.088 R)
• M15: 14,950,961 km (0.103 R)
• M16: 15,845,855 km (0.062 R)
• M17: 16,871,049 km (0.05 R)
• M18: 18,039,110 km (0.114 R)
• M19: 21,865,823 km (0.056 R)
• M20: 24,088,548 km (0.06 R)
• M21: 40,489,860 km (0.054 R)
• M22: 41,004,776 km (0.078 R)
• M23: 44,186,873 km (0.049 R)
• M24: 45,838,134 km (0.084 R)
• M25: 50,639,777 km (0.077 R)
• M26: 53,676,015 km (0.097 R)
• M27: 59,222,356 km (0.054 R)
• M28: 61,906,441 km (0.114 R)
• M29: 65,845,952 km (0.036 R)
• M30: 74,733,860 km (0.078 R)
• M31: 75,768,180 km (0.099 R)
• M32: 88,645,415 km (0.069 R)
• M33: 89,223,461 km (0.061 R)
• M34: 89,513,532 km (0.082 R)
• M35: 91,266,819 km (0.098 R)
• M36: 105,152,942 km (0.07 R)
• M37: 106,777,575 km (0.084 R)
• M38: 109,743,951 km (0.025 R)
• M39: 112,764,781 km (0.077 R)
• M40: 113,443,506 km (0.083 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 18,592 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit