🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.56 AU - 0.58 AU

Year: 157 Days

Day: 14.3 Hours

Environment

Temp: 194 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.78 AU - 1.24 AU

Year: 371 Days

Day: 38.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 7.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.81 AU - 3.89 AU

Year: 2240 Days

Day: 32.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,477,037 km

• M1: 220,058 km (0.11 R)

Asteroid Belt

Center: 4.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.7

Radius: 14.2

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.78 AU - 6.26 AU

Year: 4737 Days

Day: 6.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,477,037 km

• M1: 177,423 km (0.089 R)
• M2: 743,352 km (0.089 R)
• M3: 1,721,722 km (0.067 R)
• M4: 2,907,883 km (0.091 R)
• M5: 3,594,388 km (0.11 R)
• M6: 4,338,937 km (0.074 R)
• M7: 5,321,645 km (0.095 R)
• M8: 10,564,901 km (0.078 R)
• M9: 11,902,306 km (0.091 R)
• M10: 13,041,045 km (0.097 R)
• M11: 14,360,049 km (0.07 R)
• M12: 16,413,130 km (0.117 R)
• M13: 18,590,527 km (0.087 R)
• M14: 20,744,288 km (0.079 R)
• M15: 21,450,240 km (0.027 R)
• M16: 23,817,327 km (0.087 R)
• M17: 24,435,316 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.6

Radius: 14.5

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.58 AU - 5.92 AU

Year: 5036 Days

Day: 7.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,477,037 km

• M1: 180,265 km (0.111 R)
• M2: 666,459 km (0.102 R)
• M3: 1,277,715 km (0.117 R)
• M4: 1,801,458 km (0.08 R)
• M5: 2,260,723 km (0.107 R)
• M6: 2,781,473 km (0.05 R)
• M7: 3,660,062 km (0.093 R)
• M8: 4,587,269 km (0.114 R)
• M9: 5,999,623 km (0.094 R)
• M10: 7,045,461 km (0.099 R)
• M11: 7,648,790 km (0.051 R)
• M12: 8,324,972 km (0.113 R)
• M13: 8,797,851 km (0.092 R)
• M14: 9,372,157 km (0.051 R)
• M15: 12,887,109 km (0.112 R)
• M16: 13,791,876 km (0.106 R)
• M17: 15,025,161 km (0.119 R)
• M18: 16,209,079 km (0.096 R)
• M19: 16,823,926 km (0.088 R)
• M20: 17,969,846 km (0.079 R)
• M21: 24,254,153 km (0.064 R)
• M22: 24,735,110 km (0.083 R)
• M23: 25,386,160 km (0.11 R)
• M24: 27,064,200 km (0.119 R)
• M25: 29,809,620 km (0.066 R)
• M26: 30,640,337 km (0.087 R)
• M27: 31,676,452 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.3

Radius: 11.8

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.95 AU - 10.49 AU

Year: 9405 Days

Day: 12.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,477,037 km

• M1: 170,542 km (0.082 R)
• M2: 663,616 km (0.05 R)
• M3: 1,077,853 km (0.101 R)
• M4: 3,393,179 km (0.109 R)
• M5: 3,857,531 km (0.079 R)
• M6: 5,610,070 km (0.047 R)
• M7: 6,662,491 km (0.104 R)
• M8: 7,079,869 km (0.069 R)
• M9: 10,765,661 km (0.103 R)
• M10: 13,253,923 km (0.028 R)
• M11: 14,224,514 km (0.063 R)
• M12: 15,569,398 km (0.114 R)
• M13: 16,512,015 km (0.074 R)
• M14: 17,137,932 km (0.063 R)
• M15: 19,800,625 km (0.052 R)
• M16: 23,940,446 km (0.104 R)
• M17: 39,387,923 km (0.086 R)
• M18: 40,130,676 km (0.098 R)
• M19: 43,064,589 km (0.108 R)
• M20: 43,985,065 km (0.104 R)
• M21: 44,383,594 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.8

Radius: 11.5

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 8.97 AU - 13.37 AU

Year: 13635 Days

Day: 8.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 66,477,037 km

• M1: 143,016 km (0.029 R)
• M2: 1,106,575 km (0.046 R)
• M3: 1,662,481 km (0.05 R)
• M4: 2,614,672 km (0.104 R)
• M5: 4,138,775 km (0.119 R)
• M6: 5,057,605 km (0.12 R)
• M7: 5,716,883 km (0.099 R)
• M8: 7,387,741 km (0.12 R)
• M9: 10,018,569 km (0.099 R)
• M10: 14,759,625 km (0.083 R)
• M11: 16,888,104 km (0.06 R)
• M12: 18,359,997 km (0.099 R)
• M13: 21,185,153 km (0.106 R)
• M14: 23,684,634 km (0.03 R)
• M15: 27,571,785 km (0.12 R)
• M16: 28,691,076 km (0.09 R)
• M17: 30,782,006 km (0.076 R)
• M18: 31,380,397 km (0.112 R)
• M19: 35,657,400 km (0.113 R)
• M20: 36,851,491 km (0.092 R)
• M21: 40,736,847 km (0.112 R)
• M22: 47,380,937 km (0.116 R)
• M23: 48,178,892 km (0.083 R)
• M24: 48,985,673 km (0.084 R)
• M25: 51,292,921 km (0.112 R)
• M26: 51,965,214 km (0.101 R)
• M27: 53,327,303 km (0.115 R)
• M28: 58,100,522 km (0.095 R)
• M29: 61,625,347 km (0.041 R)
• M30: 66,278,289 km (0.071 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 14,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit