🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.49 AU - 0.77 AU

Year: 181 Days

Day: 22.2 Hours

Environment

Temp: 196 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,321,053 km

• M1: 44,281 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.38 AU - 1.88 AU

Year: 753 Days

Day: 45.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,321,053 km

• M1: 250,128 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.49 AU - 4.47 AU

Year: 2872 Days

Day: 20 Hours

Environment

Temp: -129 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,321,053 km

• M1: 481,256 km (0.076 R)

Asteroid Belt

Center: 4.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.2

Radius: 11.3

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.14 AU - 6.6 AU

Year: 5143 Days

Day: 14.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 137.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,321,053 km

• M1: 140,472 km (0.116 R)
• M2: 517,010 km (0.073 R)
• M3: 950,694 km (0.084 R)
• M4: 1,750,145 km (0.111 R)
• M5: 3,007,216 km (0.041 R)
• M6: 3,681,155 km (0.1 R)
• M7: 4,359,731 km (0.095 R)
• M8: 5,042,645 km (0.094 R)
• M9: 6,560,465 km (0.035 R)
• M10: 8,147,998 km (0.079 R)
• M11: 9,378,889 km (0.076 R)
• M12: 9,896,348 km (0.093 R)
• M13: 10,474,993 km (0.11 R)
• M14: 11,654,572 km (0.091 R)
• M15: 12,394,184 km (0.093 R)
• M16: 13,115,844 km (0.108 R)
• M17: 13,713,038 km (0.117 R)
• M18: 14,484,963 km (0.108 R)
• M19: 16,743,143 km (0.116 R)
• M20: 18,168,811 km (0.118 R)
• M21: 19,481,383 km (0.077 R)
• M22: 21,328,468 km (0.119 R)
• M23: 23,579,168 km (0.087 R)
• M24: 25,444,503 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.5

Radius: 8.5

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.96 AU - 6.1 AU

Year: 5355 Days

Day: 14.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,321,053 km

• M1: 106,663 km (0.047 R)
• M2: 436,975 km (0.083 R)
• M3: 712,086 km (0.102 R)
• M4: 1,200,074 km (0.095 R)
• M5: 1,565,841 km (0.064 R)
• M6: 2,018,674 km (0.047 R)
• M7: 2,638,607 km (0.079 R)
• M8: 3,641,811 km (0.112 R)
• M9: 4,705,601 km (0.104 R)
• M10: 5,137,340 km (0.071 R)
• M11: 5,403,475 km (0.079 R)
• M12: 5,820,105 km (0.051 R)
• M13: 6,317,967 km (0.065 R)
• M14: 7,365,451 km (0.047 R)
• M15: 10,849,286 km (0.114 R)
• M16: 13,216,822 km (0.072 R)
• M17: 13,566,732 km (0.085 R)
• M18: 14,232,891 km (0.119 R)
• M19: 15,299,973 km (0.111 R)
• M20: 15,909,135 km (0.067 R)
• M21: 22,209,898 km (0.111 R)
• M22: 22,704,768 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.9

Radius: 7.5

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 13.73 AU - 13.97 AU

Year: 18641 Days

Day: 23.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 73,321,053 km

• M1: 93,349 km (0.083 R)
• M2: 838,945 km (0.116 R)
• M3: 4,609,110 km (0.109 R)
• M4: 4,971,137 km (0.074 R)
• M5: 6,375,263 km (0.039 R)
• M6: 8,803,386 km (0.11 R)
• M7: 15,978,100 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.3

Radius: 3.6

Gravity: 27.65 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 16.87 AU - 17.85 AU

Year: 26159 Days

Day: 20.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,321,053 km

• M1: 45,478 km (0.099 R)
• M2: 398,529 km (0.091 R)
• M3: 1,259,764 km (0.05 R)
• M4: 2,849,241 km (0.062 R)
• M5: 6,545,655 km (0.055 R)
• M6: 6,992,803 km (0.047 R)
• M7: 7,412,275 km (0.059 R)
• M8: 13,830,473 km (0.106 R)
• M9: 20,168,336 km (0.095 R)
• M10: 24,750,070 km (0.091 R)
• M11: 27,738,288 km (0.12 R)
• M12: 36,172,765 km (0.097 R)
• M13: 49,980,499 km (0.105 R)
• M14: 55,263,697 km (0.047 R)
• M15: 57,476,998 km (0.12 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 11,214 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit