🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.71 AU - 0.95 AU

Year: 273 Days

Day: 22.5 Hours

Environment

Temp: 122 °C

Axial Tilt: 48.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,518,256 km

• M1: 310,266 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.11 AU - 1.17 AU

Year: 440 Days

Day: 41.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 43.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.17 AU - 1.27 AU

Year: 487 Days

Day: 13.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.24 AU - 1.5 AU

Year: 580 Days

Day: 36.8 Hours

Environment

Temp: -2 °C

Axial Tilt: 41.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.53 AU - 1.59 AU

Year: 705 Days

Day: 33.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,518,256 km

• M1: 32,014 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.43 AU - 2.09 AU

Year: 844 Days

Day: 14.6 Hours

Environment

Temp: -55 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.99 AU - 2.51 AU

Year: 1221 Days

Day: 14.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 55.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.83 AU - 4.57 AU

Year: 2574 Days

Day: 31.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,518,256 km

• M1: 1,771,388 km (0.115 R)

Asteroid Belt

Center: 4.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.2

Radius: 8.7

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.48 AU - 5.96 AU

Year: 4313 Days

Day: 10.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 91,518,256 km

• M1: 109,057 km (0.054 R)
• M2: 468,541 km (0.053 R)
• M3: 964,607 km (0.086 R)
• M4: 1,718,880 km (0.056 R)
• M5: 3,523,927 km (0.092 R)
• M6: 5,825,042 km (0.097 R)
• M7: 6,415,056 km (0.091 R)
• M8: 10,231,896 km (0.116 R)
• M9: 10,525,257 km (0.087 R)
• M10: 10,862,152 km (0.105 R)
• M11: 11,517,989 km (0.087 R)
• M12: 12,405,553 km (0.106 R)
• M13: 16,118,273 km (0.049 R)
• M14: 16,920,417 km (0.046 R)
• M15: 17,435,033 km (0.064 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.6

Radius: 5

Gravity: 23.1 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 15.73 AU - 21.23 AU

Year: 28730 Days

Day: 21.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 93 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 91,518,256 km

• M1: 62,233 km (0.112 R)
• M2: 335,249 km (0.1 R)
• M3: 535,710 km (0.101 R)
• M4: 971,040 km (0.089 R)
• M5: 1,160,431 km (0.111 R)
• M6: 1,457,233 km (0.117 R)
• M7: 2,866,594 km (0.083 R)
• M8: 3,408,887 km (0.086 R)
• M9: 3,916,472 km (0.1 R)
• M10: 4,293,758 km (0.115 R)
• M11: 5,828,034 km (0.109 R)
• M12: 7,232,608 km (0.092 R)
• M13: 8,067,215 km (0.116 R)
• M14: 8,791,119 km (0.098 R)
• M15: 11,840,522 km (0.071 R)
• M16: 14,867,036 km (0.12 R)
• M17: 16,999,255 km (0.12 R)
• M18: 21,231,977 km (0.051 R)
• M19: 22,497,725 km (0.11 R)
• M20: 28,439,902 km (0.1 R)
• M21: 32,245,223 km (0.106 R)
• M22: 33,211,924 km (0.092 R)
• M23: 33,491,672 km (0.112 R)
• M24: 33,914,286 km (0.034 R)
• M25: 37,878,630 km (0.113 R)
• M26: 47,593,665 km (0.091 R)
• M27: 52,166,722 km (0.118 R)
• M28: 58,640,121 km (0.091 R)
• M29: 58,844,322 km (0.099 R)
• M30: 60,286,296 km (0.082 R)
• M31: 63,026,481 km (0.046 R)
• M32: 66,069,152 km (0.093 R)
• M33: 67,179,168 km (0.105 R)
• M34: 68,753,835 km (0.086 R)
• M35: 81,483,417 km (0.095 R)
• M36: 83,790,067 km (0.119 R)
• M37: 85,090,222 km (0.041 R)
• M38: 89,071,171 km (0.105 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 14,501 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit