🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.71 AU - 1.09 AU

Year: 301 Days

Day: 24 Hours

Environment

Temp: 183 °C

Axial Tilt: 42.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.93 AU - 1.07 AU

Year: 353 Days

Day: 14.6 Hours

Environment

Temp: 118 °C

Axial Tilt: 44.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.05 AU - 1.53 AU

Year: 517 Days

Day: 15.5 Hours

Environment

Temp: 6 °C

Axial Tilt: 48.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.13 AU - 1.73 AU

Year: 604 Days

Day: 21.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 21.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.85 AU - 2.99 AU

Year: 1329 Days

Day: 43.3 Hours

Environment

Temp: -75 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.62 AU - 6.04 AU

Year: 3748 Days

Day: 36.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,634,411 km

• M1: 755,918 km (0.107 R)
• M2: 1,675,496 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18

Radius: 9.7

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 9.93 AU - 12.13 AU

Year: 12935 Days

Day: 10.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,634,411 km

• M1: 125,662 km (0.102 R)
• M2: 501,302 km (0.111 R)
• M3: 985,252 km (0.093 R)
• M4: 2,565,155 km (0.11 R)
• M5: 3,821,777 km (0.108 R)
• M6: 4,862,380 km (0.048 R)
• M7: 5,783,753 km (0.103 R)
• M8: 9,759,615 km (0.038 R)
• M9: 12,570,709 km (0.116 R)
• M10: 15,978,100 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.7

Radius: 9.3

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 11.58 AU - 12.28 AU

Year: 14550 Days

Day: 8.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,634,411 km

• M1: 128,953 km (0.09 R)
• M2: 1,783,655 km (0.087 R)
• M3: 2,295,729 km (0.111 R)
• M4: 2,810,196 km (0.07 R)
• M5: 3,586,609 km (0.106 R)
• M6: 3,923,204 km (0.093 R)
• M7: 4,627,661 km (0.106 R)
• M8: 6,947,924 km (0.108 R)
• M9: 7,563,369 km (0.051 R)
• M10: 9,106,621 km (0.101 R)
• M11: 9,735,979 km (0.086 R)
• M12: 11,258,437 km (0.077 R)
• M13: 13,460,068 km (0.114 R)
• M14: 14,207,609 km (0.108 R)
• M15: 17,239,060 km (0.115 R)
• M16: 22,134,052 km (0.111 R)
• M17: 24,050,401 km (0.117 R)
• M18: 24,947,839 km (0.104 R)
• M19: 33,930,293 km (0.117 R)
• M20: 36,732,710 km (0.094 R)
• M21: 41,078,977 km (0.057 R)
• M22: 49,011,404 km (0.066 R)
• M23: 52,583,801 km (0.079 R)
• M24: 57,200,691 km (0.111 R)
• M25: 58,084,365 km (0.114 R)
• M26: 58,618,878 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.8

Radius: 7

Gravity: 18.57 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 10.42 AU - 16.96 AU

Year: 17886 Days

Day: 22.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 84.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 77,634,411 km

• M1: 87,216 km (0.054 R)
• M2: 309,069 km (0.109 R)
• M3: 644,617 km (0.116 R)
• M4: 901,626 km (0.105 R)
• M5: 1,255,575 km (0.096 R)
• M6: 1,530,237 km (0.051 R)
• M7: 2,201,781 km (0.093 R)
• M8: 3,134,973 km (0.079 R)
• M9: 3,383,455 km (0.078 R)
• M10: 4,409,846 km (0.045 R)
• M11: 4,976,074 km (0.089 R)
• M12: 5,589,724 km (0.098 R)
• M13: 6,783,366 km (0.105 R)
• M14: 8,663,213 km (0.119 R)
• M15: 9,435,736 km (0.113 R)
• M16: 11,437,206 km (0.093 R)
• M17: 11,763,329 km (0.087 R)
• M18: 12,778,949 km (0.114 R)
• M19: 13,705,559 km (0.095 R)
• M20: 14,222,718 km (0.091 R)
• M21: 16,176,167 km (0.048 R)
• M22: 17,775,518 km (0.085 R)
• M23: 18,125,278 km (0.077 R)
• M24: 21,090,009 km (0.096 R)
• M25: 23,098,510 km (0.101 R)
• M26: 25,672,939 km (0.06 R)
• M27: 27,491,750 km (0.087 R)
• M28: 27,959,543 km (0.12 R)
• M29: 31,383,838 km (0.086 R)
• M30: 34,941,126 km (0.093 R)
• M31: 38,758,116 km (0.067 R)
• M32: 40,842,612 km (0.06 R)
• M33: 45,885,706 km (0.098 R)
• M34: 48,386,384 km (0.074 R)
• M35: 49,239,690 km (0.07 R)
• M36: 56,619,054 km (0.064 R)
• M37: 57,376,169 km (0.053 R)
• M38: 58,524,482 km (0.079 R)
• M39: 61,064,953 km (0.075 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: 350 - 12,161 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit