🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.69 AU - 0.77 AU

Year: 222 Days

Day: 39.7 Hours

Environment

Temp: 167 °C

Axial Tilt: 11.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.88 AU - 1.3 AU

Year: 406 Days

Day: 18.8 Hours

Environment

Temp: 24 °C

Axial Tilt: 15.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.3 AU - 1.42 AU

Year: 565 Days

Day: 17.2 Hours

Environment

Temp: -0 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.15 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.67 AU - 3.19 AU

Year: 1788 Days

Day: 39.6 Hours

Environment

Temp: -96 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.1

Radius: 10.7

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.48 AU - 6.94 AU

Year: 4864 Days

Day: 13.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,378,831 km

• M1: 137,929 km (0.085 R)
• M2: 584,928 km (0.079 R)
• M3: 1,303,745 km (0.061 R)
• M4: 1,764,357 km (0.078 R)
• M5: 2,179,641 km (0.104 R)
• M6: 3,410,083 km (0.098 R)
• M7: 4,440,813 km (0.067 R)
• M8: 9,053,663 km (0.099 R)
• M9: 10,042,355 km (0.119 R)
• M10: 13,234,924 km (0.082 R)
• M11: 13,755,375 km (0.09 R)
• M12: 15,399,455 km (0.07 R)
• M13: 15,859,020 km (0.099 R)
• M14: 19,271,497 km (0.091 R)
• M15: 20,144,251 km (0.112 R)
• M16: 22,478,277 km (0.099 R)
• M17: 24,908,494 km (0.1 R)
• M18: 28,874,334 km (0.118 R)
• M19: 29,310,262 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.8

Radius: 8.5

Gravity: 10.79 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 9.82 AU - 13.24 AU

Year: 13955 Days

Day: 11.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,378,831 km

• M1: 108,907 km (0.099 R)
• M2: 561,291 km (0.112 R)
• M3: 925,861 km (0.056 R)
• M4: 1,253,780 km (0.082 R)
• M5: 2,780,875 km (0.077 R)
• M6: 3,529,463 km (0.114 R)
• M7: 3,864,263 km (0.101 R)
• M8: 4,501,250 km (0.047 R)
• M9: 4,963,508 km (0.103 R)
• M10: 5,753,684 km (0.115 R)
• M11: 6,100,152 km (0.097 R)
• M12: 6,920,248 km (0.106 R)
• M13: 10,543,508 km (0.065 R)
• M14: 11,600,268 km (0.104 R)
• M15: 12,855,394 km (0.102 R)
• M16: 14,129,519 km (0.113 R)
• M17: 15,193,309 km (0.047 R)
• M18: 17,241,155 km (0.12 R)
• M19: 17,639,683 km (0.048 R)
• M20: 18,289,985 km (0.113 R)
• M21: 20,337,083 km (0.036 R)
• M22: 21,783,844 km (0.103 R)
• M23: 23,687,177 km (0.109 R)
• M24: 24,779,990 km (0.064 R)
• M25: 26,640,090 km (0.053 R)
• M26: 30,288,931 km (0.115 R)
• M27: 33,142,810 km (0.075 R)
• M28: 35,397,399 km (0.088 R)
• M29: 36,171,120 km (0.082 R)
• M30: 37,485,636 km (0.087 R)
• M31: 45,138,914 km (0.077 R)
• M32: 46,354,546 km (0.112 R)
• M33: 47,748,200 km (0.055 R)
• M34: 50,456,370 km (0.059 R)
• M35: 58,115,930 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.7

Radius: 14.8

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 11.34 AU - 13.86 AU

Year: 15942 Days

Day: 7.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,378,831 km

• M1: 193,430 km (0.087 R)
• M2: 869,762 km (0.082 R)
• M3: 1,732,493 km (0.113 R)
• M4: 2,541,219 km (0.113 R)
• M5: 3,376,424 km (0.096 R)
• M6: 4,983,853 km (0.077 R)
• M7: 5,632,509 km (0.105 R)
• M8: 7,688,882 km (0.091 R)
• M9: 8,261,094 km (0.086 R)
• M10: 9,762,308 km (0.113 R)
• M11: 10,434,302 km (0.1 R)
• M12: 11,196,802 km (0.057 R)
• M13: 17,454,780 km (0.099 R)
• M14: 19,914,618 km (0.043 R)
• M15: 21,928,953 km (0.083 R)
• M16: 27,664,536 km (0.064 R)
• M17: 30,520,958 km (0.074 R)
• M18: 36,148,979 km (0.093 R)
• M19: 37,352,195 km (0.097 R)
• M20: 40,263,369 km (0.029 R)
• M21: 46,847,770 km (0.115 R)
• M22: 48,760,828 km (0.11 R)
• M23: 54,289,815 km (0.086 R)
• M24: 55,162,420 km (0.106 R)
• M25: 58,199,556 km (0.108 R)
• M26: 65,585,352 km (0.067 R)
• M27: 66,178,208 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 247

Radius: 3.7

Gravity: 18.04 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 12.37 AU - 20.31 AU

Year: 23544 Days

Day: 19.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,378,831 km

• M1: 69,413 km (0.098 R)
• M2: 809,175 km (0.115 R)
• M3: 1,106,426 km (0.099 R)
• M4: 1,931,757 km (0.077 R)
• M5: 2,194,601 km (0.119 R)
• M6: 3,462,293 km (0.092 R)
• M7: 12,883,369 km (0.117 R)
• M8: 13,472,784 km (0.111 R)
• M9: 13,606,226 km (0.064 R)
• M10: 18,683,727 km (0.084 R)
• M11: 22,753,238 km (0.062 R)
• M12: 26,218,224 km (0.099 R)
• M13: 27,913,167 km (0.028 R)
• M14: 30,360,888 km (0.106 R)
• M15: 51,610,667 km (0.114 R)
• M16: 54,431,784 km (0.112 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 20,053 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit