🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.38 AU - 0.62 AU

Year: 228 Days

Day: 39.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.5

Radius: 13.7

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.86 AU - 1.34 AU

Year: 745 Days

Day: 12.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 14,834,947 km

• M1: 182,958 km (0.053 R)
• M2: 693,237 km (0.111 R)
• M3: 1,197,980 km (0.059 R)
• M4: 1,657,096 km (0.116 R)
• M5: 2,446,673 km (0.069 R)
• M6: 3,297,287 km (0.082 R)
• M7: 5,299,355 km (0.08 R)
• M8: 6,335,619 km (0.118 R)
• M9: 7,037,981 km (0.109 R)
• M10: 7,479,146 km (0.096 R)
• M11: 8,062,876 km (0.095 R)
• M12: 8,941,914 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.6

Radius: 12

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.94 AU - 1.48 AU

Year: 859 Days

Day: 12.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 14,834,947 km

• M1: 149,299 km (0.079 R)
• M2: 655,687 km (0.078 R)
• M3: 2,558,722 km (0.119 R)
• M4: 3,388,093 km (0.031 R)
• M5: 4,030,915 km (0.11 R)
• M6: 4,499,006 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.3

Radius: 8.4

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.39 AU - 2.27 AU

Year: 1598 Days

Day: 11.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 14,834,947 km

• M1: 104,868 km (0.057 R)
• M2: 505,491 km (0.101 R)
• M3: 967,001 km (0.051 R)
• M4: 1,346,082 km (0.073 R)
• M5: 1,950,008 km (0.088 R)
• M6: 2,906,238 km (0.087 R)
• M7: 3,218,897 km (0.11 R)
• M8: 3,965,540 km (0.089 R)
• M9: 5,050,125 km (0.111 R)
• M10: 5,571,025 km (0.112 R)
• M11: 6,771,248 km (0.109 R)
• M12: 7,083,310 km (0.102 R)
• M13: 9,130,556 km (0.06 R)
• M14: 9,706,508 km (0.051 R)
• M15: 10,137,350 km (0.078 R)

Asteroid Belt

Center: 2.59 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.3

Radius: 10

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.28 AU - 3.4 AU

Year: 3941 Days

Day: 10 Hours

Environment

Temp: -214 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 14,834,947 km

• M1: 124,316 km (0.076 R)
• M2: 482,902 km (0.105 R)
• M3: 901,028 km (0.098 R)
• M4: 1,498,372 km (0.112 R)
• M5: 2,274,636 km (0.09 R)
• M6: 2,816,030 km (0.111 R)
• M7: 3,477,702 km (0.108 R)
• M8: 4,852,955 km (0.085 R)
• M9: 7,690,527 km (0.114 R)
• M10: 8,636,584 km (0.068 R)
• M11: 9,050,073 km (0.117 R)
• M12: 9,768,591 km (0.107 R)
• M13: 11,856,978 km (0.113 R)
• M14: 13,757,319 km (0.109 R)
• M15: 15,699,848 km (0.072 R)
• M16: 16,789,668 km (0.117 R)
• M17: 17,326,126 km (0.105 R)
• M18: 18,603,243 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.4

Radius: 11.8

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.6 AU - 5.92 AU

Year: 8926 Days

Day: 14.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 14,834,947 km

• M1: 146,756 km (0.111 R)
• M2: 598,990 km (0.11 R)
• M3: 1,044,941 km (0.095 R)
• M4: 1,417,739 km (0.101 R)
• M5: 2,074,773 km (0.034 R)
• M6: 2,800,622 km (0.117 R)
• M7: 4,786,234 km (0.099 R)
• M8: 5,845,836 km (0.097 R)
• M9: 7,907,893 km (0.089 R)
• M10: 8,919,025 km (0.042 R)
• M11: 9,290,327 km (0.111 R)
• M12: 10,365,038 km (0.1 R)
• M13: 12,760,549 km (0.104 R)
• M14: 13,173,140 km (0.103 R)
• M15: 13,963,016 km (0.086 R)
• M16: 15,371,331 km (0.057 R)
• M17: 19,458,345 km (0.093 R)
• M18: 21,960,219 km (0.11 R)
• M19: 22,553,525 km (0.119 R)
• M20: 23,332,032 km (0.059 R)
• M21: 25,126,309 km (0.083 R)
• M22: 27,010,793 km (0.056 R)
• M23: 30,219,219 km (0.104 R)
• M24: 30,953,595 km (0.12 R)
• M25: 38,228,838 km (0.098 R)
• M26: 39,459,879 km (0.076 R)
• M27: 41,484,088 km (0.12 R)
• M28: 41,871,247 km (0.05 R)
• M29: 42,783,944 km (0.07 R)
• M30: 43,709,805 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.2

Radius: 7.8

Gravity: 10.52 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.48 AU - 7.26 AU

Year: 10381 Days

Day: 22.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 14,834,947 km

• M1: 97,089 km (0.062 R)
• M2: 463,604 km (0.058 R)
• M3: 793,617 km (0.029 R)
• M4: 1,430,904 km (0.062 R)
• M5: 2,486,616 km (0.11 R)
• M6: 3,007,366 km (0.103 R)
• M7: 3,329,749 km (0.094 R)
• M8: 4,071,156 km (0.104 R)
• M9: 5,107,122 km (0.103 R)
• M10: 6,308,991 km (0.104 R)
• M11: 7,357,373 km (0.105 R)
• M12: 8,161,910 km (0.04 R)
• M13: 9,307,980 km (0.042 R)
• M14: 10,927,077 km (0.074 R)
• M15: 17,258,508 km (0.081 R)
• M16: 21,987,297 km (0.062 R)
• M17: 22,676,793 km (0.051 R)
• M18: 24,008,065 km (0.073 R)
• M19: 25,110,152 km (0.098 R)
• M20: 25,579,142 km (0.107 R)
• M21: 28,516,645 km (0.045 R)
• M22: 29,856,593 km (0.104 R)
• M23: 30,808,634 km (0.114 R)
• M24: 32,329,446 km (0.107 R)
• M25: 36,349,291 km (0.084 R)
• M26: 37,556,246 km (0.06 R)
• M27: 40,690,322 km (0.075 R)
• M28: 43,319,654 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.5

Radius: 6.4

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.85 AU - 9.17 AU

Year: 13288 Days

Day: 24.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 14,834,947 km

• M1: 79,586 km (0.058 R)
• M2: 458,368 km (0.106 R)
• M3: 928,255 km (0.094 R)
• M4: 1,891,067 km (0.043 R)
• M5: 2,154,359 km (0.117 R)
• M6: 2,481,380 km (0.114 R)
• M7: 3,545,470 km (0.094 R)
• M8: 3,929,487 km (0.112 R)
• M9: 4,302,435 km (0.106 R)
• M10: 6,034,629 km (0.084 R)
• M11: 9,334,458 km (0.101 R)
• M12: 11,644,549 km (0.063 R)
• M13: 14,095,111 km (0.066 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 15,049 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit