🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.44 AU - 0.56 AU

Year: 134 Days

Day: 18.7 Hours

Environment

Temp: 211 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.9 AU - 1.2 AU

Year: 408 Days

Day: 19.7 Hours

Environment

Temp: 11 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,882,511 km

• M1: 643,869 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.69 AU - 2.75 AU

Year: 1699 Days

Day: 39.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,882,511 km

• M1: 31,565 km (0.029 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.08 AU - 3.66 AU

Year: 2343 Days

Day: 36.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.4

Radius: 11.5

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 8.65 AU - 9.53 AU

Year: 10380 Days

Day: 9.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,882,511 km

• M1: 143,016 km (0.08 R)
• M2: 543,788 km (0.089 R)
• M3: 1,060,350 km (0.101 R)
• M4: 1,516,324 km (0.113 R)
• M5: 2,925,087 km (0.058 R)
• M6: 3,627,748 km (0.047 R)
• M7: 4,005,633 km (0.086 R)
• M8: 4,905,165 km (0.11 R)
• M9: 5,753,833 km (0.118 R)
• M10: 10,256,879 km (0.071 R)
• M11: 11,584,111 km (0.075 R)
• M12: 12,836,544 km (0.08 R)
• M13: 13,273,520 km (0.065 R)
• M14: 14,847,589 km (0.11 R)
• M15: 15,892,679 km (0.092 R)
• M16: 16,689,587 km (0.111 R)
• M17: 21,079,836 km (0.088 R)
• M18: 23,772,448 km (0.071 R)
• M19: 25,986,347 km (0.082 R)
• M20: 27,812,339 km (0.065 R)
• M21: 34,998,422 km (0.115 R)
• M22: 38,112,451 km (0.091 R)
• M23: 40,599,366 km (0.105 R)
• M24: 42,499,708 km (0.105 R)
• M25: 46,330,909 km (0.077 R)
• M26: 49,161,002 km (0.061 R)
• M27: 50,851,159 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222.6

Radius: 7.7

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10.93 AU - 12.65 AU

Year: 15333 Days

Day: 16.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,882,511 km

• M1: 96,042 km (0.08 R)
• M2: 707,748 km (0.047 R)
• M3: 1,055,563 km (0.119 R)
• M4: 2,085,095 km (0.106 R)
• M5: 3,744,584 km (0.113 R)
• M6: 4,407,303 km (0.076 R)
• M7: 4,870,907 km (0.101 R)
• M8: 7,095,876 km (0.095 R)
• M9: 8,023,682 km (0.082 R)
• M10: 11,028,505 km (0.057 R)
• M11: 12,552,009 km (0.111 R)
• M12: 14,272,534 km (0.067 R)
• M13: 15,943,842 km (0.106 R)
• M14: 17,104,721 km (0.105 R)
• M15: 19,824,261 km (0.108 R)
• M16: 20,764,783 km (0.063 R)
• M17: 23,590,986 km (0.103 R)
• M18: 28,492,111 km (0.109 R)
• M19: 28,788,165 km (0.078 R)
• M20: 29,587,916 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.4

Radius: 4.8

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 11.62 AU - 14.98 AU

Year: 18371 Days

Day: 19.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,882,511 km

• M1: 68,516 km (0.066 R)
• M2: 251,025 km (0.092 R)
• M3: 546,631 km (0.1 R)
• M4: 895,942 km (0.099 R)
• M5: 1,192,594 km (0.066 R)
• M6: 1,405,173 km (0.096 R)
• M7: 1,616,704 km (0.083 R)
• M8: 2,166,925 km (0.087 R)
• M9: 4,776,211 km (0.074 R)
• M10: 5,892,211 km (0.073 R)
• M11: 7,100,214 km (0.073 R)
• M12: 7,953,072 km (0.109 R)
• M13: 10,919,149 km (0.09 R)
• M14: 19,253,096 km (0.054 R)
• M15: 21,046,924 km (0.116 R)
• M16: 25,129,002 km (0.079 R)
• M17: 25,547,277 km (0.102 R)
• M18: 26,656,545 km (0.104 R)
• M19: 27,266,905 km (0.112 R)
• M20: 27,442,981 km (0.105 R)
• M21: 31,705,773 km (0.1 R)
• M22: 32,292,496 km (0.083 R)
• M23: 33,085,813 km (0.109 R)
• M24: 33,790,718 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 216.5

Radius: 6.8

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 15.45 AU - 19.79 AU

Year: 28013 Days

Day: 20.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,882,511 km

• M1: 84,523 km (0.079 R)
• M2: 812,915 km (0.083 R)
• M3: 1,133,952 km (0.1 R)
• M4: 2,188,018 km (0.053 R)
• M5: 2,608,987 km (0.114 R)
• M6: 4,231,675 km (0.061 R)
• M7: 5,872,016 km (0.109 R)
• M8: 7,161,549 km (0.029 R)
• M9: 7,801,679 km (0.117 R)
• M10: 9,786,244 km (0.115 R)
• M11: 10,631,771 km (0.104 R)
• M12: 10,924,235 km (0.113 R)
• M13: 11,282,223 km (0.106 R)
• M14: 12,662,113 km (0.071 R)
• M15: 14,720,281 km (0.112 R)
• M16: 16,519,644 km (0.12 R)
• M17: 17,150,648 km (0.083 R)
• M18: 20,190,626 km (0.109 R)
• M19: 21,931,497 km (0.098 R)
• M20: 22,983,768 km (0.054 R)
• M21: 23,670,721 km (0.092 R)
• M22: 30,014,120 km (0.098 R)
• M23: 35,291,783 km (0.119 R)
• M24: 36,734,954 km (0.084 R)
• M25: 39,180,430 km (0.048 R)
• M26: 43,345,534 km (0.069 R)
• M27: 44,242,523 km (0.075 R)
• M28: 53,561,872 km (0.063 R)
• M29: 54,421,611 km (0.082 R)
• M30: 55,992,389 km (0.097 R)
• M31: 62,198,905 km (0.116 R)
• M32: 64,882,541 km (0.045 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 13,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit