🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.39 AU - 0.65 AU

Year: 165 Days

Day: 39.5 Hours

Environment

Temp: 24 °C

Axial Tilt: 16.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.82 AU - 0.84 AU

Year: 332 Days

Day: 22.5 Hours

Environment

Temp: -49 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,589,238 km

• M1: 46,824 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.88 AU - 0.96 AU

Year: 388 Days

Day: 20.9 Hours

Environment

Temp: -58 °C

Axial Tilt: 162.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,589,238 km

• M1: 298,448 km (0.043 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.24 AU - 1.48 AU

Year: 697 Days

Day: 16.6 Hours

Environment

Temp: -87 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.22 AU - 1.56 AU

Year: 721 Days

Day: 46.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 119.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477

Radius: 8.7

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.06 AU - 4.92 AU

Year: 3504 Days

Day: 11.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 33,589,238 km

• M1: 108,159 km (0.095 R)
• M2: 554,709 km (0.101 R)
• M3: 978,520 km (0.118 R)
• M4: 1,335,460 km (0.069 R)
• M5: 1,698,385 km (0.099 R)
• M6: 2,303,508 km (0.118 R)
• M7: 2,928,079 km (0.097 R)
• M8: 3,434,917 km (0.116 R)
• M9: 4,081,628 km (0.105 R)
• M10: 4,445,151 km (0.098 R)
• M11: 4,783,841 km (0.052 R)
• M12: 5,361,737 km (0.108 R)
• M13: 6,743,573 km (0.097 R)
• M14: 7,130,882 km (0.038 R)
• M15: 7,501,585 km (0.118 R)
• M16: 7,982,842 km (0.03 R)
• M17: 8,382,717 km (0.097 R)
• M18: 9,588,326 km (0.05 R)
• M19: 10,310,435 km (0.108 R)
• M20: 10,946,226 km (0.102 R)
• M21: 11,991,765 km (0.104 R)
• M22: 13,848,275 km (0.072 R)
• M23: 14,183,374 km (0.089 R)
• M24: 14,622,145 km (0.101 R)
• M25: 15,888,640 km (0.062 R)
• M26: 17,726,450 km (0.045 R)
• M27: 18,178,684 km (0.102 R)
• M28: 18,522,909 km (0.104 R)
• M29: 19,943,341 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.1

Radius: 12.9

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.03 AU - 4.59 AU

Year: 3934 Days

Day: 13.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,589,238 km

• M1: 160,519 km (0.118 R)
• M2: 856,149 km (0.081 R)
• M3: 1,335,161 km (0.076 R)
• M4: 2,882,003 km (0.105 R)
• M5: 3,503,582 km (0.083 R)
• M6: 5,194,786 km (0.071 R)
• M7: 6,682,387 km (0.086 R)
• M8: 7,442,793 km (0.117 R)
• M9: 7,912,531 km (0.078 R)
• M10: 15,856,327 km (0.071 R)
• M11: 19,695,906 km (0.096 R)
• M12: 20,662,757 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.7

Radius: 11.5

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.69 AU - 5.23 AU

Year: 4142 Days

Day: 6.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,589,238 km

• M1: 144,362 km (0.075 R)
• M2: 529,876 km (0.045 R)
• M3: 941,419 km (0.062 R)
• M4: 1,529,189 km (0.041 R)
• M5: 2,039,917 km (0.1 R)
• M6: 2,812,141 km (0.079 R)
• M7: 3,370,739 km (0.113 R)
• M8: 3,811,305 km (0.097 R)
• M9: 4,760,055 km (0.056 R)
• M10: 5,831,774 km (0.109 R)
• M11: 6,439,740 km (0.118 R)
• M12: 8,520,347 km (0.097 R)
• M13: 9,075,355 km (0.095 R)
• M14: 10,423,082 km (0.07 R)
• M15: 11,540,429 km (0.084 R)
• M16: 16,476,709 km (0.094 R)
• M17: 20,498,050 km (0.078 R)
• M18: 24,167,686 km (0.027 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.9

Radius: 14

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.28 AU - 8.24 AU

Year: 9505 Days

Day: 14.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,589,238 km

• M1: 174,581 km (0.115 R)
• M2: 1,131,558 km (0.112 R)
• M3: 1,746,106 km (0.046 R)
• M4: 3,280,382 km (0.106 R)
• M5: 3,823,572 km (0.115 R)
• M6: 5,120,735 km (0.099 R)
• M7: 6,200,981 km (0.108 R)
• M8: 6,829,592 km (0.12 R)
• M9: 7,427,983 km (0.119 R)
• M10: 8,254,063 km (0.091 R)
• M11: 8,974,825 km (0.114 R)
• M12: 11,734,008 km (0.095 R)
• M13: 12,184,298 km (0.108 R)
• M14: 17,154,687 km (0.1 R)
• M15: 20,121,213 km (0.082 R)
• M16: 25,024,133 km (0.09 R)
• M17: 26,792,530 km (0.101 R)
• M18: 31,240,673 km (0.116 R)
• M19: 33,589,210 km (0.1 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 16,716 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit