🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.8 AU - 0.9 AU

Year: 277 Days

Day: 37.6 Hours

Environment

Temp: 158 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 92,173,460 km

• M1: 123,269 km (0.118 R)
• M2: 186,549 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.7 AU - 1.12 AU

Year: 307 Days

Day: 39.4 Hours

Environment

Temp: 184 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.89 AU - 1.07 AU

Year: 343 Days

Day: 20 Hours

Environment

Temp: 113 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.11 AU - 1.29 AU

Year: 464 Days

Day: 33.5 Hours

Environment

Temp: 35 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 92,173,460 km

• M1: 28,424 km (0.075 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.38 AU - 1.56 AU

Year: 629 Days

Day: 22.5 Hours

Environment

Temp: -8 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.65 AU - 2.63 AU

Year: 1105 Days

Day: 12.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 92,173,460 km

• M1: 239,506 km (0.099 R)
• M2: 395,238 km (0.108 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.12 AU - 2.44 AU

Year: 1216 Days

Day: 42.9 Hours

Environment

Temp: -78 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.83 AU - 3.23 AU

Year: 1862 Days

Day: 17.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,173,460 km

• M1: 137,780 km (0.091 R)

Planet 9 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.79 AU - 4.17 AU

Year: 2804 Days

Day: 32 Hours

Environment

Temp: -122 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 12.3 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 20.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 445.6

Radius: 3.6

Gravity: 34.38 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 18.87 AU - 22.37 AU

Year: 33062 Days

Day: 21.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 92,173,460 km

• M1: 47,722 km (0.101 R)
• M2: 303,085 km (0.09 R)
• M3: 429,196 km (0.105 R)
• M4: 1,080,246 km (0.075 R)
• M5: 1,210,097 km (0.086 R)
• M6: 1,450,052 km (0.116 R)
• M7: 1,663,977 km (0.099 R)
• M8: 2,045,601 km (0.073 R)
• M9: 2,315,027 km (0.118 R)
• M10: 2,896,963 km (0.081 R)
• M11: 3,477,403 km (0.045 R)
• M12: 4,307,371 km (0.096 R)
• M13: 4,524,737 km (0.093 R)
• M14: 5,180,275 km (0.101 R)
• M15: 6,534,734 km (0.086 R)
• M16: 8,273,211 km (0.076 R)
• M17: 8,440,013 km (0.06 R)
• M18: 8,552,361 km (0.077 R)
• M19: 9,012,225 km (0.106 R)
• M20: 11,286,711 km (0.065 R)
• M21: 11,980,396 km (0.107 R)
• M22: 13,148,905 km (0.063 R)
• M23: 18,678,940 km (0.106 R)
• M24: 19,746,171 km (0.065 R)
• M25: 21,579,343 km (0.084 R)
• M26: 26,651,908 km (0.102 R)
• M27: 30,441,671 km (0.093 R)
• M28: 31,374,862 km (0.088 R)
• M29: 36,775,345 km (0.096 R)
• M30: 37,529,019 km (0.111 R)
• M31: 38,139,379 km (0.119 R)
• M32: 40,327,696 km (0.054 R)
• M33: 42,433,137 km (0.119 R)
• M34: 43,596,709 km (0.092 R)
• M35: 47,391,708 km (0.096 R)
• M36: 49,551,752 km (0.025 R)
• M37: 51,588,527 km (0.106 R)
• M38: 62,614,039 km (0.111 R)
• M39: 68,785,849 km (0.104 R)
• M40: 73,434,304 km (0.118 R)
• M41: 74,388,439 km (0.041 R)
• M42: 76,565,387 km (0.115 R)
• M43: 76,809,830 km (0.11 R)
• M44: 86,490,458 km (0.064 R)

Kuiper Belt

Range: 31.1 - 54.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 17,449 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit