🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.5 AU - 0.52 AU

Year: 130 Days

Day: 21.3 Hours

Environment

Temp: 266 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.94 AU - 1.48 AU

Year: 474 Days

Day: 44.7 Hours

Environment

Temp: 9 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 51,515,396 km

• M1: 13,015 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.62 AU - 2.96 AU

Year: 1661 Days

Day: 24.6 Hours

Environment

Temp: -96 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.39 AU - 3.27 AU

Year: 1697 Days

Day: 33.7 Hours

Environment

Temp: -97 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.69 AU - 3.23 AU

Year: 1815 Days

Day: 20.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,515,396 km

• M1: 2,334,026 km (0.117 R)

Asteroid Belt

Center: 5.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.6

Radius: 11.8

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 8.24 AU - 9.48 AU

Year: 9400 Days

Day: 12.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 51,515,396 km

• M1: 146,756 km (0.059 R)
• M2: 577,597 km (0.025 R)
• M3: 1,182,721 km (0.108 R)
• M4: 1,649,915 km (0.109 R)
• M5: 2,479,435 km (0.081 R)
• M6: 3,011,106 km (0.069 R)
• M7: 3,446,885 km (0.094 R)
• M8: 4,031,064 km (0.106 R)
• M9: 5,630,864 km (0.029 R)
• M10: 6,116,608 km (0.093 R)
• M11: 6,554,930 km (0.085 R)
• M12: 7,912,680 km (0.101 R)
• M13: 10,442,081 km (0.087 R)
• M14: 11,946,437 km (0.056 R)
• M15: 12,809,467 km (0.062 R)
• M16: 13,899,437 km (0.027 R)
• M17: 17,686,956 km (0.071 R)
• M18: 19,581,015 km (0.072 R)
• M19: 20,134,677 km (0.118 R)
• M20: 23,857,719 km (0.105 R)
• M21: 24,855,686 km (0.1 R)
• M22: 26,644,578 km (0.043 R)
• M23: 27,031,886 km (0.083 R)
• M24: 28,517,842 km (0.089 R)
• M25: 31,221,375 km (0.114 R)
• M26: 32,415,016 km (0.055 R)
• M27: 33,302,132 km (0.098 R)
• M28: 39,216,932 km (0.047 R)
• M29: 40,351,183 km (0.038 R)
• M30: 44,561,466 km (0.11 R)
• M31: 45,107,498 km (0.115 R)
• M32: 45,519,939 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91

Radius: 11.5

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 7.49 AU - 11.73 AU

Year: 10619 Days

Day: 13.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,515,396 km

• M1: 143,016 km (0.115 R)
• M2: 582,833 km (0.065 R)
• M3: 2,127,731 km (0.061 R)
• M4: 2,838,919 km (0.053 R)
• M5: 3,250,612 km (0.075 R)
• M6: 4,041,087 km (0.03 R)
• M7: 5,005,844 km (0.044 R)
• M8: 5,448,354 km (0.109 R)
• M9: 7,289,156 km (0.114 R)
• M10: 8,315,098 km (0.098 R)
• M11: 9,203,111 km (0.075 R)
• M12: 9,909,812 km (0.093 R)
• M13: 11,299,127 km (0.075 R)
• M14: 12,063,572 km (0.033 R)
• M15: 13,745,800 km (0.116 R)
• M16: 15,524,818 km (0.106 R)
• M17: 19,534,939 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662.8

Radius: 7.9

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 16.2 AU - 17.72 AU

Year: 24896 Days

Day: 19.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,515,396 km

• M1: 107,262 km (0.097 R)
• M2: 503,397 km (0.109 R)
• M3: 962,812 km (0.101 R)
• M4: 1,270,984 km (0.107 R)
• M5: 1,810,433 km (0.032 R)
• M6: 2,377,260 km (0.095 R)
• M7: 2,714,902 km (0.045 R)
• M8: 3,577,932 km (0.087 R)
• M9: 4,224,793 km (0.041 R)
• M10: 5,101,138 km (0.087 R)
• M11: 7,660,907 km (0.116 R)
• M12: 9,421,076 km (0.047 R)
• M13: 10,777,330 km (0.063 R)
• M14: 11,168,678 km (0.073 R)
• M15: 12,188,935 km (0.088 R)
• M16: 12,471,226 km (0.09 R)
• M17: 15,374,921 km (0.082 R)
• M18: 15,704,635 km (0.092 R)
• M19: 17,246,989 km (0.107 R)
• M20: 32,162,495 km (0.114 R)
• M21: 34,638,489 km (0.072 R)
• M22: 35,063,198 km (0.047 R)
• M23: 35,491,347 km (0.095 R)
• M24: 43,150,159 km (0.065 R)
• M25: 47,189,003 km (0.05 R)
• M26: 50,741,653 km (0.117 R)
• M27: 51,289,480 km (0.098 R)
• M28: 62,253,209 km (0.043 R)
• M29: 67,835,454 km (0.066 R)
• M30: 75,626,361 km (0.111 R)
• M31: 78,269,157 km (0.088 R)
• M32: 79,736,413 km (0.109 R)
• M33: 80,229,488 km (0.117 R)
• M34: 84,247,836 km (0.041 R)
• M35: 86,826,305 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.2

Radius: 5.8

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 17.98 AU - 22.42 AU

Year: 32361 Days

Day: 18.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,515,396 km

• M1: 72,405 km (0.115 R)
• M2: 569,220 km (0.075 R)
• M3: 774,468 km (0.111 R)
• M4: 1,007,990 km (0.105 R)
• M5: 1,954,646 km (0.03 R)
• M6: 2,763,372 km (0.079 R)
• M7: 3,076,929 km (0.105 R)
• M8: 3,414,123 km (0.065 R)
• M9: 6,776,484 km (0.065 R)
• M10: 9,599,097 km (0.084 R)
• M11: 9,851,917 km (0.104 R)
• M12: 11,634,226 km (0.101 R)
• M13: 14,330,578 km (0.114 R)
• M14: 18,329,030 km (0.068 R)
• M15: 26,312,470 km (0.053 R)
• M16: 26,808,088 km (0.096 R)
• M17: 44,457,495 km (0.108 R)
• M18: 46,157,077 km (0.082 R)
• M19: 50,442,607 km (0.095 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 15,776 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit