🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.48 AU - 0.62 AU

Year: 173 Days

Day: 38.3 Hours

Environment

Temp: 100 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.8 AU - 1.16 AU

Year: 412 Days

Day: 36.6 Hours

Environment

Temp: -50 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.33 AU - 1.45 AU

Year: 696 Days

Day: 37.7 Hours

Environment

Temp: -75 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,182,539 km

• M1: 34,557 km (0.118 R)
• M2: 144,811 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.85 AU - 2.35 AU

Year: 1292 Days

Day: 30.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,182,539 km

• M1: 76,145 km (0.04 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2 AU - 2.46 AU

Year: 1414 Days

Day: 35.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.5

Radius: 11.4

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.38 AU - 4.22 AU

Year: 3145 Days

Day: 13.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,182,539 km

• M1: 141,819 km (0.086 R)
• M2: 550,520 km (0.076 R)
• M3: 930,948 km (0.107 R)
• M4: 1,425,668 km (0.119 R)
• M5: 1,919,341 km (0.081 R)
• M6: 2,564,257 km (0.081 R)
• M7: 2,945,432 km (0.112 R)
• M8: 3,507,621 km (0.112 R)
• M9: 3,875,183 km (0.073 R)
• M10: 5,589,724 km (0.111 R)
• M11: 5,999,922 km (0.077 R)
• M12: 6,678,049 km (0.094 R)
• M13: 7,734,659 km (0.114 R)
• M14: 8,449,587 km (0.067 R)
• M15: 10,549,642 km (0.107 R)
• M16: 10,930,817 km (0.057 R)
• M17: 12,129,844 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.9

Radius: 10.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.41 AU - 5.31 AU

Year: 3865 Days

Day: 5.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,182,539 km

• M1: 136,882 km (0.093 R)
• M2: 764,744 km (0.069 R)
• M3: 1,288,935 km (0.105 R)
• M4: 4,104,816 km (0.099 R)
• M5: 4,647,258 km (0.094 R)
• M6: 5,681,278 km (0.069 R)
• M7: 6,972,308 km (0.092 R)
• M8: 9,262,053 km (0.103 R)
• M9: 9,984,162 km (0.09 R)
• M10: 10,413,209 km (0.038 R)
• M11: 11,814,641 km (0.103 R)
• M12: 13,040,297 km (0.116 R)
• M13: 13,947,309 km (0.111 R)
• M14: 15,034,885 km (0.118 R)
• M15: 15,886,995 km (0.116 R)
• M16: 16,324,868 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976.7

Radius: 6.8

Gravity: 21.12 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 12.75 AU - 14.11 AU

Year: 20897 Days

Day: 21.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 89.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 88,182,539 km

• M1: 84,672 km (0.111 R)
• M2: 321,187 km (0.113 R)
• M3: 633,397 km (0.1 R)
• M4: 866,022 km (0.118 R)
• M5: 1,128,716 km (0.057 R)
• M6: 1,511,238 km (0.087 R)
• M7: 1,837,959 km (0.079 R)
• M8: 3,108,793 km (0.069 R)
• M9: 3,829,556 km (0.088 R)
• M10: 4,656,383 km (0.081 R)
• M11: 5,310,425 km (0.113 R)
• M12: 7,286,314 km (0.063 R)
• M13: 7,589,100 km (0.055 R)
• M14: 8,942,362 km (0.087 R)
• M15: 11,030,898 km (0.047 R)
• M16: 13,575,109 km (0.053 R)
• M17: 13,956,883 km (0.109 R)
• M18: 14,267,448 km (0.04 R)
• M19: 17,184,756 km (0.097 R)
• M20: 17,541,697 km (0.091 R)
• M21: 19,593,432 km (0.115 R)
• M22: 32,421,898 km (0.101 R)
• M23: 37,848,710 km (0.072 R)
• M24: 43,520,265 km (0.105 R)
• M25: 49,015,294 km (0.078 R)
• M26: 49,733,064 km (0.119 R)
• M27: 54,187,790 km (0.095 R)
• M28: 54,762,545 km (0.099 R)
• M29: 55,729,844 km (0.118 R)
• M30: 56,905,384 km (0.103 R)
• M31: 75,379,225 km (0.083 R)
• M32: 76,816,412 km (0.112 R)
• M33: 80,987,650 km (0.116 R)
• M34: 84,534,017 km (0.077 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 17,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit