🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.57 AU - 0.93 AU

Year: 249 Days

Day: 35.1 Hours

Environment

Temp: 75 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 95,442,052 km

• M1: 37,250 km (0.038 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.77 AU - 0.91 AU

Year: 295 Days

Day: 39.5 Hours

Environment

Temp: 23 °C

Axial Tilt: 29 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.85 AU - 0.89 AU

Year: 311 Days

Day: 28.9 Hours

Environment

Temp: 39 °C

Axial Tilt: 15.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 95,442,052 km

• M1: 131,347 km (0.067 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.25 AU - 1.43 AU

Year: 594 Days

Day: 25.9 Hours

Environment

Temp: -52 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.97 AU - 2.25 AU

Year: 1174 Days

Day: 25.3 Hours

Environment

Temp: -90 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.4

Radius: 13.4

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.78 AU - 5.12 AU

Year: 3594 Days

Day: 11.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 95,442,052 km

• M1: 169,644 km (0.107 R)
• M2: 643,570 km (0.081 R)
• M3: 3,271,705 km (0.04 R)
• M4: 4,517,556 km (0.116 R)
• M5: 4,936,580 km (0.119 R)
• M6: 5,458,527 km (0.103 R)
• M7: 6,162,834 km (0.07 R)
• M8: 6,791,594 km (0.057 R)
• M9: 8,001,392 km (0.095 R)
• M10: 8,435,076 km (0.089 R)
• M11: 8,938,473 km (0.094 R)
• M12: 9,433,941 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.9

Radius: 11.5

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.04 AU - 5.26 AU

Year: 3839 Days

Day: 12.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,442,052 km

• M1: 143,016 km (0.037 R)
• M2: 511,625 km (0.072 R)
• M3: 955,930 km (0.057 R)
• M4: 1,428,809 km (0.113 R)
• M5: 2,070,135 km (0.076 R)
• M6: 3,055,686 km (0.067 R)
• M7: 3,613,686 km (0.054 R)
• M8: 5,733,338 km (0.109 R)
• M9: 6,961,537 km (0.118 R)
• M10: 8,837,195 km (0.103 R)
• M11: 9,413,296 km (0.118 R)
• M12: 11,204,282 km (0.032 R)
• M13: 11,696,758 km (0.117 R)
• M14: 12,064,021 km (0.104 R)
• M15: 13,016,062 km (0.119 R)
• M16: 13,914,996 km (0.055 R)
• M17: 14,537,023 km (0.091 R)
• M18: 15,177,452 km (0.092 R)
• M19: 17,330,165 km (0.042 R)
• M20: 20,930,238 km (0.118 R)
• M21: 23,882,253 km (0.096 R)
• M22: 24,699,057 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.7

Radius: 8.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 8.19 AU - 9.97 AU

Year: 10476 Days

Day: 9.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 95,442,052 km

• M1: 105,616 km (0.069 R)
• M2: 397,781 km (0.095 R)
• M3: 682,017 km (0.034 R)
• M4: 2,739,287 km (0.106 R)
• M5: 3,085,456 km (0.09 R)
• M6: 3,824,470 km (0.112 R)
• M7: 4,464,150 km (0.097 R)
• M8: 5,407,813 km (0.06 R)
• M9: 7,386,544 km (0.105 R)
• M10: 12,333,297 km (0.09 R)
• M11: 14,174,398 km (0.104 R)
• M12: 16,247,226 km (0.104 R)
• M13: 17,736,473 km (0.09 R)
• M14: 22,747,703 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.2

Radius: 3.6

Gravity: 70.54 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 14.25 AU - 17.59 AU

Year: 24321 Days

Day: 17.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,442,052 km

• M1: 70,909 km (0.118 R)
• M2: 186,100 km (0.077 R)
• M3: 1,881,044 km (0.094 R)
• M4: 4,240,950 km (0.088 R)
• M5: 5,703,568 km (0.115 R)
• M6: 7,163,195 km (0.114 R)
• M7: 8,338,436 km (0.119 R)
• M8: 11,545,216 km (0.096 R)
• M9: 12,477,360 km (0.091 R)
• M10: 14,327,736 km (0.096 R)
• M11: 17,618,889 km (0.092 R)
• M12: 22,670,809 km (0.089 R)
• M13: 23,001,421 km (0.068 R)
• M14: 24,586,560 km (0.066 R)
• M15: 24,935,571 km (0.092 R)
• M16: 33,330,256 km (0.09 R)
• M17: 37,461,850 km (0.065 R)
• M18: 39,016,321 km (0.098 R)
• M19: 46,015,856 km (0.05 R)
• M20: 54,789,023 km (0.026 R)
• M21: 58,837,591 km (0.077 R)
• M22: 67,979,217 km (0.099 R)
• M23: 74,329,497 km (0.116 R)
• M24: 88,736,969 km (0.035 R)
• M25: 90,107,136 km (0.082 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 10,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit