🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.42 AU - 0.64 AU

Year: 140 Days

Day: 19.5 Hours

Environment

Temp: 236 °C

Axial Tilt: 43.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,952,474 km

• M1: 335,698 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.06 AU - 1.1 AU

Year: 406 Days

Day: 36.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 46,952,474 km

• M1: 159,920 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.12 AU - 1.12 AU

Year: 429 Days

Day: 43.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.45 AU - 3.49 AU

Year: 2338 Days

Day: 40.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,952,474 km

• M1: 1,046,886 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.2

Radius: 12.7

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.2 AU - 5.36 AU

Year: 4388 Days

Day: 8 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,952,474 km

• M1: 158,125 km (0.119 R)
• M2: 734,077 km (0.078 R)
• M3: 1,231,340 km (0.108 R)
• M4: 1,820,756 km (0.102 R)
• M5: 2,288,698 km (0.078 R)
• M6: 2,964,431 km (0.064 R)
• M7: 3,431,177 km (0.086 R)
• M8: 3,947,140 km (0.112 R)
• M9: 5,992,891 km (0.057 R)
• M10: 9,796,865 km (0.048 R)
• M11: 10,841,208 km (0.112 R)
• M12: 12,896,084 km (0.073 R)
• M13: 14,475,539 km (0.069 R)
• M14: 16,657,125 km (0.111 R)
• M15: 18,918,296 km (0.079 R)
• M16: 19,715,653 km (0.069 R)
• M17: 21,094,048 km (0.1 R)
• M18: 23,356,267 km (0.109 R)
• M19: 25,856,496 km (0.061 R)
• M20: 28,100,763 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.7

Radius: 8.1

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.94 AU - 10.18 AU

Year: 9057 Days

Day: 5.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,952,474 km

• M1: 101,427 km (0.1 R)
• M2: 522,246 km (0.063 R)
• M3: 887,115 km (0.066 R)
• M4: 1,470,098 km (0.093 R)
• M5: 1,763,759 km (0.083 R)
• M6: 2,147,328 km (0.11 R)
• M7: 2,724,626 km (0.11 R)
• M8: 3,617,576 km (0.098 R)
• M9: 4,131,444 km (0.045 R)
• M10: 4,434,380 km (0.112 R)
• M11: 5,241,311 km (0.114 R)
• M12: 6,213,248 km (0.119 R)
• M13: 7,994,361 km (0.11 R)
• M14: 8,956,275 km (0.098 R)
• M15: 10,848,090 km (0.115 R)
• M16: 16,133,831 km (0.055 R)
• M17: 17,880,237 km (0.05 R)
• M18: 19,749,013 km (0.104 R)
• M19: 20,216,207 km (0.063 R)
• M20: 21,011,171 km (0.047 R)
• M21: 24,222,887 km (0.111 R)
• M22: 24,938,563 km (0.054 R)
• M23: 26,411,803 km (0.077 R)
• M24: 29,733,624 km (0.12 R)
• M25: 35,451,105 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.4

Radius: 9.8

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 9.15 AU - 13.79 AU

Year: 14049 Days

Day: 10.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,952,474 km

• M1: 122,072 km (0.112 R)
• M2: 711,936 km (0.107 R)
• M3: 1,203,964 km (0.037 R)
• M4: 1,686,267 km (0.106 R)
• M5: 3,702,846 km (0.105 R)
• M6: 4,350,904 km (0.074 R)
• M7: 4,702,310 km (0.101 R)
• M8: 6,439,440 km (0.05 R)
• M9: 7,957,260 km (0.12 R)
• M10: 9,079,095 km (0.025 R)
• M11: 10,831,933 km (0.069 R)
• M12: 12,101,720 km (0.099 R)
• M13: 15,990,666 km (0.106 R)
• M14: 17,430,396 km (0.064 R)
• M15: 18,530,539 km (0.1 R)
• M16: 19,385,490 km (0.094 R)
• M17: 21,020,894 km (0.096 R)
• M18: 26,835,315 km (0.095 R)
• M19: 28,674,920 km (0.076 R)
• M20: 35,557,918 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 169.4

Radius: 3.2

Gravity: 16.54 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 12.12 AU - 16.42 AU

Year: 19495 Days

Day: 24.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,952,474 km

• M1: 39,943 km (0.096 R)
• M2: 239,207 km (0.102 R)
• M3: 341,682 km (0.115 R)
• M4: 455,825 km (0.083 R)
• M5: 721,361 km (0.095 R)
• M6: 2,192,207 km (0.119 R)
• M7: 2,975,202 km (0.044 R)
• M8: 4,517,257 km (0.029 R)
• M9: 5,325,834 km (0.062 R)
• M10: 5,974,490 km (0.049 R)
• M11: 8,636,584 km (0.087 R)
• M12: 8,911,844 km (0.101 R)
• M13: 14,986,715 km (0.106 R)
• M14: 18,289,686 km (0.115 R)
• M15: 19,204,477 km (0.041 R)
• M16: 20,960,158 km (0.091 R)
• M17: 21,876,893 km (0.05 R)
• M18: 25,063,627 km (0.1 R)
• M19: 26,286,291 km (0.102 R)
• M20: 34,011,674 km (0.103 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: 182 - 16,550 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit