🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.82 AU - 1.04 AU

Year: 329 Days

Day: 38.8 Hours

Environment

Temp: 66 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,314,676 km

• M1: 100,679 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.04 AU - 1.46 AU

Year: 513 Days

Day: 12.5 Hours

Environment

Temp: -3 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.27 AU - 3.31 AU

Year: 1711 Days

Day: 17 Hours

Environment

Temp: -101 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,314,676 km

• M1: 397,332 km (0.085 R)
• M2: 526,585 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.77 AU - 3.19 AU

Year: 1888 Days

Day: 43.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.74 AU - 4.46 AU

Year: 2507 Days

Day: 12.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,314,676 km

• M1: 1,945,072 km (0.077 R)

Asteroid Belt

Center: 4.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.8

Radius: 10.8

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.66 AU - 6.68 AU

Year: 4956 Days

Day: 7 Hours

Environment

Temp: -153 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,314,676 km

• M1: 134,339 km (0.033 R)
• M2: 995,424 km (0.059 R)
• M3: 1,505,553 km (0.093 R)
• M4: 1,966,464 km (0.085 R)
• M5: 3,002,579 km (0.089 R)
• M6: 4,775,463 km (0.109 R)
• M7: 5,810,680 km (0.058 R)
• M8: 6,558,221 km (0.085 R)
• M9: 9,857,303 km (0.032 R)
• M10: 11,151,025 km (0.043 R)
• M11: 17,978,822 km (0.11 R)
• M12: 22,256,124 km (0.105 R)
• M13: 24,393,130 km (0.105 R)
• M14: 24,868,252 km (0.115 R)
• M15: 27,849,888 km (0.09 R)
• M16: 28,282,076 km (0.12 R)
• M17: 28,718,602 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.3

Radius: 11.1

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 9.59 AU - 11.29 AU

Year: 12383 Days

Day: 13.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,314,676 km

• M1: 138,677 km (0.109 R)
• M2: 799,451 km (0.111 R)
• M3: 1,220,868 km (0.093 R)
• M4: 1,776,924 km (0.102 R)
• M5: 2,904,143 km (0.049 R)
• M6: 3,879,372 km (0.11 R)
• M7: 4,567,672 km (0.091 R)
• M8: 4,941,367 km (0.051 R)
• M9: 5,983,316 km (0.1 R)
• M10: 6,538,474 km (0.099 R)
• M11: 8,036,697 km (0.082 R)
• M12: 8,626,711 km (0.099 R)
• M13: 11,074,880 km (0.07 R)
• M14: 12,793,161 km (0.038 R)
• M15: 14,559,314 km (0.057 R)
• M16: 15,245,968 km (0.106 R)
• M17: 24,200,896 km (0.095 R)
• M18: 30,269,035 km (0.04 R)
• M19: 33,814,654 km (0.044 R)
• M20: 38,329,218 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 436.9

Radius: 6.3

Gravity: 11.01 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 11.53 AU - 18.45 AU

Year: 21305 Days

Day: 23.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 162.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 68,314,676 km

• M1: 78,539 km (0.093 R)
• M2: 524,490 km (0.118 R)
• M3: 747,092 km (0.112 R)
• M4: 1,497,475 km (0.072 R)
• M5: 1,742,516 km (0.041 R)
• M6: 1,976,487 km (0.097 R)
• M7: 2,335,372 km (0.12 R)
• M8: 2,904,742 km (0.066 R)
• M9: 3,156,964 km (0.099 R)
• M10: 5,541,554 km (0.119 R)
• M11: 5,851,521 km (0.096 R)
• M12: 6,296,425 km (0.111 R)
• M13: 7,208,224 km (0.05 R)
• M14: 7,624,704 km (0.081 R)
• M15: 8,204,994 km (0.096 R)
• M16: 10,763,567 km (0.12 R)
• M17: 12,582,677 km (0.104 R)
• M18: 14,092,718 km (0.073 R)
• M19: 17,715,679 km (0.113 R)
• M20: 17,966,106 km (0.062 R)
• M21: 22,106,975 km (0.094 R)
• M22: 26,081,790 km (0.045 R)
• M23: 37,017,694 km (0.109 R)
• M24: 38,954,089 km (0.105 R)
• M25: 41,102,763 km (0.109 R)
• M26: 44,241,925 km (0.085 R)
• M27: 46,263,142 km (0.056 R)
• M28: 48,507,858 km (0.087 R)
• M29: 57,116,916 km (0.04 R)
• M30: 59,511,080 km (0.095 R)
• M31: 62,355,833 km (0.101 R)
• M32: 64,893,462 km (0.058 R)
• M33: 66,488,774 km (0.053 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 11,481 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit