🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.79 AU - 1.25 AU

Year: 388 Days

Day: 14.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 4.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.91 AU - 1.19 AU

Year: 405 Days

Day: 13.5 Hours

Environment

Temp: -6 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.02 AU - 1.36 AU

Year: 489 Days

Day: 20.9 Hours

Environment

Temp: -4 °C

Axial Tilt: 29.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.34 AU - 1.72 AU

Year: 713 Days

Day: 28.6 Hours

Environment

Temp: -53 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.37 AU - 3.31 AU

Year: 1803 Days

Day: 17.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.68 AU - 3.9 AU

Year: 2780 Days

Day: 30.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.7

Radius: 5.9

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 11.94 AU - 12.08 AU

Year: 15680 Days

Day: 15.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,381,649 km

• M1: 73,453 km (0.092 R)
• M2: 415,583 km (0.091 R)
• M3: 1,135,597 km (0.072 R)
• M4: 4,038,694 km (0.105 R)
• M5: 5,160,079 km (0.035 R)
• M6: 7,090,640 km (0.041 R)
• M7: 8,890,901 km (0.112 R)
• M8: 11,189,622 km (0.107 R)
• M9: 11,570,947 km (0.106 R)
• M10: 12,591,653 km (0.037 R)
• M11: 13,548,032 km (0.082 R)
• M12: 15,270,352 km (0.104 R)
• M13: 15,537,235 km (0.049 R)
• M14: 19,065,800 km (0.076 R)
• M15: 23,890,780 km (0.055 R)
• M16: 33,003,385 km (0.067 R)
• M17: 38,384,121 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256.6

Radius: 4.7

Gravity: 11.62 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 12.05 AU - 15.77 AU

Year: 19544 Days

Day: 15.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 52,381,649 km

• M1: 58,792 km (0.118 R)
• M2: 244,144 km (0.11 R)
• M3: 572,511 km (0.09 R)
• M4: 767,587 km (0.102 R)
• M5: 1,192,893 km (0.115 R)
• M6: 2,105,141 km (0.089 R)
• M7: 2,332,380 km (0.099 R)
• M8: 3,999,050 km (0.057 R)
• M9: 5,378,941 km (0.053 R)
• M10: 5,553,671 km (0.065 R)
• M11: 6,406,230 km (0.099 R)
• M12: 8,367,009 km (0.061 R)
• M13: 9,282,249 km (0.079 R)
• M14: 10,315,820 km (0.103 R)
• M15: 10,971,508 km (0.108 R)
• M16: 11,654,572 km (0.08 R)
• M17: 14,536,425 km (0.096 R)
• M18: 14,739,429 km (0.083 R)
• M19: 16,286,122 km (0.059 R)
• M20: 18,093,114 km (0.044 R)
• M21: 20,029,659 km (0.069 R)
• M22: 24,594,788 km (0.097 R)
• M23: 26,761,413 km (0.109 R)
• M24: 27,168,619 km (0.105 R)
• M25: 29,266,579 km (0.094 R)
• M26: 31,357,210 km (0.086 R)
• M27: 31,696,198 km (0.062 R)
• M28: 34,978,825 km (0.079 R)
• M29: 35,465,466 km (0.1 R)
• M30: 36,328,048 km (0.103 R)
• M31: 37,711,529 km (0.089 R)
• M32: 38,869,416 km (0.091 R)
• M33: 43,737,929 km (0.107 R)
• M34: 46,610,657 km (0.063 R)
• M35: 53,207,923 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.5

Radius: 7.6

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 13.05 AU - 17.99 AU

Year: 23034 Days

Day: 18.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,381,649 km

• M1: 94,546 km (0.112 R)
• M2: 706,102 km (0.086 R)
• M3: 1,034,918 km (0.028 R)
• M4: 1,356,553 km (0.12 R)
• M5: 1,622,239 km (0.029 R)
• M6: 2,317,121 km (0.038 R)
• M7: 2,743,027 km (0.045 R)
• M8: 3,440,901 km (0.119 R)
• M9: 4,108,406 km (0.082 R)
• M10: 5,949,657 km (0.103 R)
• M11: 6,397,852 km (0.071 R)
• M12: 6,949,120 km (0.096 R)
• M13: 8,841,384 km (0.066 R)
• M14: 12,138,670 km (0.113 R)
• M15: 12,556,048 km (0.084 R)
• M16: 13,106,569 km (0.078 R)
• M17: 13,801,301 km (0.032 R)
• M18: 14,787,750 km (0.075 R)
• M19: 15,471,113 km (0.092 R)
• M20: 16,827,068 km (0.09 R)
• M21: 22,776,575 km (0.066 R)
• M22: 24,339,274 km (0.031 R)
• M23: 36,831,145 km (0.089 R)
• M24: 38,850,717 km (0.108 R)
• M25: 41,881,270 km (0.106 R)
• M26: 51,912,406 km (0.09 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 11,800 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit