🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.44 AU - 0.64 AU

Year: 139 Days

Day: 28.5 Hours

Environment

Temp: 275 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.49 AU - 1.75 AU

Year: 721 Days

Day: 28.4 Hours

Environment

Temp: -22 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 113,008,599 km

• M1: 101,876 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.94 AU - 3.08 AU

Year: 1391 Days

Day: 31.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.38 AU - 5.18 AU

Year: 3098 Days

Day: 22.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370

Radius: 11.4

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 6.38 AU - 6.46 AU

Year: 5691 Days

Day: 14.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 148.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 113,008,599 km

• M1: 141,819 km (0.086 R)
• M2: 733,478 km (0.043 R)
• M3: 1,651,710 km (0.037 R)
• M4: 2,306,500 km (0.084 R)
• M5: 3,054,041 km (0.066 R)
• M6: 6,224,169 km (0.089 R)
• M7: 6,905,139 km (0.043 R)
• M8: 8,270,069 km (0.074 R)
• M9: 8,901,672 km (0.091 R)
• M10: 10,643,589 km (0.115 R)
• M11: 11,079,368 km (0.086 R)
• M12: 13,897,343 km (0.073 R)
• M13: 18,313,771 km (0.081 R)
• M14: 22,716,736 km (0.072 R)
• M15: 24,104,555 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.6

Radius: 9.5

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.17 AU - 11.27 AU

Year: 10602 Days

Day: 6.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 113,008,599 km

• M1: 118,182 km (0.102 R)
• M2: 435,479 km (0.105 R)
• M3: 1,001,558 km (0.116 R)
• M4: 1,548,488 km (0.092 R)
• M5: 1,891,067 km (0.096 R)
• M6: 2,217,788 km (0.072 R)
• M7: 2,769,954 km (0.078 R)
• M8: 4,174,229 km (0.111 R)
• M9: 6,403,986 km (0.109 R)
• M10: 7,600,021 km (0.06 R)
• M11: 8,030,115 km (0.11 R)
• M12: 9,198,474 km (0.061 R)
• M13: 10,620,102 km (0.104 R)
• M14: 14,183,673 km (0.1 R)
• M15: 16,523,534 km (0.093 R)
• M16: 19,109,482 km (0.058 R)
• M17: 22,347,828 km (0.114 R)
• M18: 23,971,862 km (0.109 R)
• M19: 25,760,155 km (0.089 R)
• M20: 27,362,348 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.9

Radius: 10.2

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 10.92 AU - 12.7 AU

Year: 14199 Days

Day: 12.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 113,008,599 km

• M1: 150,944 km (0.114 R)
• M2: 1,301,352 km (0.118 R)
• M3: 1,652,907 km (0.068 R)
• M4: 2,775,340 km (0.112 R)
• M5: 6,506,909 km (0.107 R)
• M6: 7,034,391 km (0.067 R)
• M7: 16,736,561 km (0.062 R)
• M8: 22,795,873 km (0.118 R)
• M9: 23,520,974 km (0.034 R)
• M10: 27,923,789 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.4

Radius: 6.4

Gravity: 19.61 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 18.73 AU - 23.07 AU

Year: 33427 Days

Day: 18.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 113,008,599 km

• M1: 89,160 km (0.071 R)
• M2: 357,389 km (0.065 R)
• M3: 1,217,727 km (0.025 R)
• M4: 2,612,128 km (0.094 R)
• M5: 3,575,838 km (0.112 R)
• M6: 4,212,227 km (0.091 R)
• M7: 5,046,983 km (0.105 R)
• M8: 6,276,229 km (0.067 R)
• M9: 7,693,220 km (0.117 R)
• M10: 8,034,902 km (0.115 R)
• M11: 9,765,001 km (0.071 R)
• M12: 11,655,170 km (0.109 R)
• M13: 12,182,353 km (0.077 R)
• M14: 14,709,959 km (0.091 R)
• M15: 16,987,437 km (0.096 R)
• M16: 19,699,945 km (0.068 R)
• M17: 20,339,775 km (0.056 R)
• M18: 22,342,143 km (0.071 R)
• M19: 25,586,472 km (0.036 R)
• M20: 26,092,412 km (0.105 R)
• M21: 31,092,721 km (0.029 R)
• M22: 31,524,161 km (0.068 R)
• M23: 33,289,715 km (0.114 R)
• M24: 34,810,527 km (0.117 R)
• M25: 36,060,118 km (0.053 R)
• M26: 38,648,460 km (0.045 R)
• M27: 46,963,260 km (0.05 R)
• M28: 47,531,133 km (0.118 R)
• M29: 62,573,049 km (0.116 R)
• M30: 82,404,790 km (0.03 R)
• M31: 83,230,870 km (0.112 R)
• M32: 95,684,294 km (0.068 R)
• M33: 97,208,248 km (0.096 R)
• M34: 104,427,242 km (0.044 R)
• M35: 111,995,249 km (0.114 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 17,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit