🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.61 AU - 0.77 AU

Year: 201 Days

Day: 23.2 Hours

Environment

Temp: 148 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.67 AU - 0.83 AU

Year: 227 Days

Day: 47.5 Hours

Environment

Temp: 155 °C

Axial Tilt: 76.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.76 AU - 0.88 AU

Year: 260 Days

Day: 26 Hours

Environment

Temp: 180 °C

Axial Tilt: 28 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,218,310 km

• M1: 425,157 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.7 AU - 1 AU

Year: 274 Days

Day: 40 Hours

Environment

Temp: 116 °C

Axial Tilt: 18.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.86 AU - 2.74 AU

Year: 1220 Days

Day: 43.9 Hours

Environment

Temp: -70 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.89 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.64 AU - 4.32 AU

Year: 2271 Days

Day: 39.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.7

Radius: 10.2

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.36 AU - 10.82 AU

Year: 12056 Days

Day: 14.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 103,218,310 km

• M1: 126,859 km (0.045 R)
• M2: 1,180,926 km (0.091 R)
• M3: 1,500,467 km (0.08 R)
• M4: 2,147,627 km (0.046 R)
• M5: 2,742,279 km (0.081 R)
• M6: 4,169,891 km (0.084 R)
• M7: 4,928,053 km (0.099 R)
• M8: 5,701,474 km (0.101 R)
• M9: 7,096,025 km (0.065 R)
• M10: 7,850,148 km (0.108 R)
• M11: 8,270,369 km (0.116 R)
• M12: 8,705,698 km (0.093 R)
• M13: 9,207,300 km (0.116 R)
• M14: 11,827,507 km (0.028 R)
• M15: 12,568,764 km (0.115 R)
• M16: 17,367,565 km (0.09 R)
• M17: 17,762,354 km (0.103 R)
• M18: 18,899,896 km (0.111 R)
• M19: 19,233,649 km (0.079 R)
• M20: 26,764,705 km (0.062 R)
• M21: 28,694,667 km (0.076 R)
• M22: 29,469,733 km (0.109 R)
• M23: 31,996,741 km (0.044 R)
• M24: 33,070,853 km (0.112 R)
• M25: 33,922,813 km (0.07 R)
• M26: 35,165,223 km (0.083 R)
• M27: 35,797,574 km (0.105 R)
• M28: 40,715,903 km (0.116 R)
• M29: 42,260,650 km (0.063 R)
• M30: 49,302,671 km (0.068 R)
• M31: 51,380,286 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.7

Radius: 4.2

Gravity: 49.08 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 15.44 AU - 21.8 AU

Year: 28109 Days

Day: 24.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 103,218,310 km

• M1: 55,650 km (0.084 R)
• M2: 306,077 km (0.089 R)
• M3: 577,149 km (0.091 R)
• M4: 1,478,326 km (0.029 R)
• M5: 2,174,405 km (0.087 R)
• M6: 5,068,974 km (0.117 R)
• M7: 5,758,022 km (0.092 R)
• M8: 7,860,620 km (0.12 R)
• M9: 10,291,735 km (0.064 R)
• M10: 11,108,689 km (0.098 R)
• M11: 14,391,465 km (0.087 R)
• M12: 15,324,507 km (0.107 R)
• M13: 16,937,172 km (0.102 R)
• M14: 17,216,471 km (0.117 R)
• M15: 23,932,667 km (0.068 R)
• M16: 27,096,662 km (0.101 R)
• M17: 27,478,735 km (0.085 R)
• M18: 29,309,514 km (0.104 R)
• M19: 31,359,454 km (0.102 R)
• M20: 37,762,093 km (0.032 R)
• M21: 38,398,482 km (0.1 R)
• M22: 38,558,702 km (0.116 R)
• M23: 39,692,803 km (0.104 R)
• M24: 51,498,768 km (0.082 R)
• M25: 55,900,536 km (0.111 R)
• M26: 58,403,906 km (0.064 R)
• M27: 77,283,756 km (0.097 R)
• M28: 79,343,120 km (0.07 R)
• M29: 79,603,121 km (0.094 R)
• M30: 87,391,635 km (0.091 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 18,058 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit