🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.5 AU - 0.74 AU

Year: 310 Days

Day: 39.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.1

Radius: 10.3

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.22 AU - 1.34 AU

Year: 921 Days

Day: 5.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,277,317 km

• M1: 128,056 km (0.109 R)
• M2: 640,279 km (0.105 R)
• M3: 1,139,188 km (0.071 R)
• M4: 1,575,415 km (0.09 R)
• M5: 2,155,705 km (0.118 R)
• M6: 2,650,725 km (0.089 R)
• M7: 3,231,613 km (0.083 R)
• M8: 3,619,520 km (0.058 R)
• M9: 4,104,816 km (0.05 R)
• M10: 4,575,600 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.8

Radius: 9.5

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.16 AU - 1.54 AU

Year: 997 Days

Day: 6.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,277,317 km

• M1: 118,182 km (0.105 R)
• M2: 431,889 km (0.094 R)
• M3: 815,608 km (0.036 R)
• M4: 1,343,090 km (0.11 R)
• M5: 1,639,742 km (0.052 R)
• M6: 2,150,769 km (0.081 R)
• M7: 2,636,662 km (0.092 R)
• M8: 3,052,694 km (0.12 R)

Asteroid Belt

Center: 2.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.5

Radius: 14.8

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.71 AU - 4.29 AU

Year: 5087 Days

Day: 13.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,277,317 km

• M1: 189,391 km (0.087 R)
• M2: 746,344 km (0.061 R)
• M3: 1,539,811 km (0.033 R)
• M4: 2,970,565 km (0.068 R)
• M5: 4,478,212 km (0.12 R)
• M6: 5,191,046 km (0.113 R)
• M7: 5,948,161 km (0.101 R)
• M8: 6,417,898 km (0.083 R)
• M9: 8,053,302 km (0.066 R)
• M10: 9,316,507 km (0.068 R)
• M11: 10,126,878 km (0.089 R)
• M12: 11,694,215 km (0.1 R)
• M13: 13,631,508 km (0.043 R)
• M14: 16,864,916 km (0.067 R)
• M15: 17,428,601 km (0.116 R)
• M16: 27,726,021 km (0.08 R)
• M17: 28,866,106 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.2

Radius: 8.5

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.23 AU - 5.25 AU

Year: 6561 Days

Day: 6.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,277,317 km

• M1: 105,766 km (0.066 R)
• M2: 496,067 km (0.116 R)
• M3: 922,121 km (0.118 R)
• M4: 1,203,664 km (0.087 R)
• M5: 1,506,600 km (0.116 R)
• M6: 1,976,188 km (0.087 R)
• M7: 2,270,297 km (0.103 R)
• M8: 2,720,437 km (0.083 R)
• M9: 2,986,721 km (0.066 R)
• M10: 4,232,722 km (0.086 R)
• M11: 4,618,535 km (0.106 R)
• M12: 5,198,227 km (0.094 R)
• M13: 5,918,989 km (0.05 R)
• M14: 6,911,571 km (0.118 R)
• M15: 7,194,162 km (0.08 R)
• M16: 8,442,406 km (0.068 R)
• M17: 9,609,868 km (0.027 R)
• M18: 10,007,050 km (0.09 R)
• M19: 11,557,931 km (0.078 R)
• M20: 12,468,384 km (0.029 R)
• M21: 15,011,249 km (0.092 R)
• M22: 15,546,360 km (0.117 R)
• M23: 15,849,146 km (0.089 R)
• M24: 17,946,957 km (0.071 R)
• M25: 23,708,570 km (0.093 R)
• M26: 25,592,605 km (0.097 R)
• M27: 26,015,070 km (0.062 R)
• M28: 27,310,288 km (0.104 R)
• M29: 29,378,927 km (0.081 R)
• M30: 30,310,174 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.6

Radius: 14.6

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.28 AU - 5.24 AU

Year: 6603 Days

Day: 11.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,277,317 km

• M1: 183,706 km (0.114 R)
• M2: 847,921 km (0.119 R)
• M3: 1,498,372 km (0.108 R)
• M4: 2,303,059 km (0.087 R)
• M5: 3,426,838 km (0.064 R)
• M6: 4,063,078 km (0.114 R)
• M7: 4,833,806 km (0.062 R)
• M8: 5,574,914 km (0.12 R)
• M9: 6,703,630 km (0.066 R)
• M10: 7,979,550 km (0.085 R)
• M11: 8,675,629 km (0.093 R)
• M12: 9,772,780 km (0.093 R)
• M13: 10,522,265 km (0.043 R)
• M14: 11,512,753 km (0.089 R)
• M15: 13,622,233 km (0.044 R)
• M16: 16,234,511 km (0.052 R)
• M17: 18,736,535 km (0.073 R)
• M18: 20,641,963 km (0.098 R)
• M19: 22,272,879 km (0.114 R)
• M20: 26,321,147 km (0.116 R)
• M21: 32,346,800 km (0.108 R)
• M22: 32,861,117 km (0.113 R)
• M23: 34,650,906 km (0.113 R)
• M24: 35,189,458 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.3

Radius: 6.3

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.56 AU - 8.42 AU

Year: 11750 Days

Day: 17.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,277,317 km

• M1: 78,389 km (0.106 R)
• M2: 493,075 km (0.057 R)
• M3: 1,556,416 km (0.088 R)
• M4: 1,884,335 km (0.119 R)
• M5: 8,323,027 km (0.038 R)
• M6: 8,794,111 km (0.107 R)
• M7: 15,324,058 km (0.073 R)
• M8: 22,192,096 km (0.114 R)
• M9: 23,326,646 km (0.071 R)
• M10: 27,817,574 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.7

Radius: 5.8

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 7.15 AU - 7.77 AU

Year: 12955 Days

Day: 23.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,277,317 km

• M1: 84,822 km (0.106 R)
• M2: 530,175 km (0.095 R)
• M3: 981,512 km (0.071 R)
• M4: 2,186,522 km (0.109 R)
• M5: 2,555,730 km (0.089 R)
• M6: 3,394,226 km (0.094 R)
• M7: 3,685,792 km (0.059 R)
• M8: 3,967,485 km (0.105 R)
• M9: 4,960,815 km (0.105 R)
• M10: 5,272,876 km (0.062 R)
• M11: 7,711,172 km (0.084 R)
• M12: 9,716,232 km (0.093 R)
• M13: 13,248,687 km (0.116 R)
• M14: 16,778,748 km (0.06 R)
• M15: 17,198,070 km (0.086 R)
• M16: 20,253,308 km (0.12 R)
• M17: 25,165,803 km (0.073 R)
• M18: 31,976,545 km (0.08 R)
• M19: 35,743,718 km (0.077 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 14,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit