🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.78 AU - 0.96 AU

Year: 311 Days

Day: 37.8 Hours

Environment

Temp: 35 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.72 AU - 1.06 AU

Year: 321 Days

Day: 14.2 Hours

Environment

Temp: 11 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,278,928 km

• M1: 17,802 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.07 AU - 1.15 AU

Year: 448 Days

Day: 43.8 Hours

Environment

Temp: -2 °C

Axial Tilt: 21.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.4 AU - 1.62 AU

Year: 710 Days

Day: 26 Hours

Environment

Temp: -60 °C

Axial Tilt: 13.4 °

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: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.29 AU - 3.39 AU

Year: 1833 Days

Day: 16.8 Hours

Environment

Temp: -103 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.4

Radius: 12.6

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.88 AU - 7.78 AU

Year: 7598 Days

Day: 9 Hours

Environment

Temp: -177 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,278,928 km

• M1: 161,715 km (0.066 R)
• M2: 560,543 km (0.111 R)
• M3: 1,002,605 km (0.119 R)
• M4: 1,725,611 km (0.093 R)
• M5: 2,213,450 km (0.1 R)
• M6: 2,924,638 km (0.068 R)
• M7: 3,324,214 km (0.102 R)
• M8: 4,210,582 km (0.068 R)
• M9: 4,749,882 km (0.09 R)
• M10: 5,277,214 km (0.077 R)
• M11: 6,318,864 km (0.119 R)
• M12: 7,240,088 km (0.111 R)
• M13: 10,870,679 km (0.118 R)
• M14: 11,789,958 km (0.066 R)
• M15: 13,894,052 km (0.117 R)
• M16: 14,571,281 km (0.086 R)
• M17: 14,976,542 km (0.059 R)
• M18: 16,114,533 km (0.1 R)
• M19: 16,548,068 km (0.063 R)
• M20: 18,970,356 km (0.098 R)
• M21: 22,376,700 km (0.115 R)
• M22: 25,164,456 km (0.069 R)
• M23: 27,379,851 km (0.116 R)
• M24: 31,228,556 km (0.099 R)
• M25: 32,489,366 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.4

Radius: 14.6

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.91 AU - 8.55 AU

Year: 9040 Days

Day: 6.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,278,928 km

• M1: 182,809 km (0.097 R)
• M2: 761,154 km (0.049 R)
• M3: 1,646,325 km (0.066 R)
• M4: 2,450,862 km (0.107 R)
• M5: 3,131,682 km (0.101 R)
• M6: 3,961,352 km (0.083 R)
• M7: 5,445,662 km (0.074 R)
• M8: 6,756,289 km (0.119 R)
• M9: 7,622,760 km (0.098 R)
• M10: 8,906,459 km (0.067 R)
• M11: 9,623,182 km (0.077 R)
• M12: 11,741,638 km (0.101 R)
• M13: 13,800,104 km (0.119 R)
• M14: 16,024,475 km (0.041 R)
• M15: 18,694,199 km (0.077 R)
• M16: 23,528,903 km (0.084 R)
• M17: 28,753,309 km (0.072 R)
• M18: 29,334,347 km (0.089 R)
• M19: 31,023,606 km (0.101 R)
• M20: 31,943,633 km (0.047 R)
• M21: 33,945,702 km (0.099 R)
• M22: 34,813,369 km (0.042 R)
• M23: 36,030,348 km (0.095 R)
• M24: 36,819,327 km (0.041 R)
• M25: 37,504,934 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672

Radius: 6.5

Gravity: 15.91 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 10.14 AU - 14.36 AU

Year: 16416 Days

Day: 18.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,278,928 km

• M1: 80,783 km (0.111 R)
• M2: 466,895 km (0.092 R)
• M3: 785,688 km (0.1 R)
• M4: 1,815,071 km (0.066 R)
• M5: 2,209,561 km (0.083 R)
• M6: 3,599,774 km (0.083 R)
• M7: 4,915,636 km (0.083 R)
• M8: 5,344,085 km (0.117 R)
• M9: 5,719,875 km (0.105 R)
• M10: 6,316,471 km (0.081 R)
• M11: 8,012,911 km (0.066 R)
• M12: 9,335,206 km (0.046 R)
• M13: 10,974,799 km (0.079 R)
• M14: 17,434,285 km (0.09 R)
• M15: 18,683,278 km (0.101 R)
• M16: 19,813,041 km (0.034 R)
• M17: 21,638,883 km (0.105 R)
• M18: 24,176,512 km (0.101 R)
• M19: 28,911,434 km (0.106 R)
• M20: 34,229,040 km (0.105 R)
• M21: 40,734,752 km (0.08 R)
• M22: 41,747,380 km (0.103 R)
• M23: 42,039,844 km (0.12 R)
• M24: 47,380,488 km (0.112 R)
• M25: 49,474,110 km (0.079 R)
• M26: 51,796,767 km (0.109 R)
• M27: 55,592,065 km (0.11 R)
• M28: 60,125,030 km (0.041 R)
• M29: 60,497,977 km (0.078 R)
• M30: 61,248,510 km (0.046 R)
• M31: 62,195,464 km (0.101 R)
• M32: 63,730,638 km (0.085 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 18,135 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit