🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.47 AU - 0.63 AU

Year: 179 Days

Day: 26.1 Hours

Environment

Temp: 36 °C

Axial Tilt: 8.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 0.87 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.01 AU - 1.37 AU

Year: 571 Days

Day: 34.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.4

Radius: 8.5

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.75 AU - 5.21 AU

Year: 4169 Days

Day: 11.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 104,600,729 km

• M1: 105,766 km (0.085 R)
• M2: 985,401 km (0.045 R)
• M3: 1,261,409 km (0.084 R)
• M4: 1,578,856 km (0.11 R)
• M5: 1,988,455 km (0.039 R)
• M6: 2,261,621 km (0.045 R)
• M7: 2,850,887 km (0.11 R)
• M8: 3,218,449 km (0.092 R)
• M9: 3,617,277 km (0.097 R)
• M10: 4,091,801 km (0.116 R)
• M11: 7,269,858 km (0.078 R)
• M12: 8,336,192 km (0.047 R)
• M13: 8,761,798 km (0.051 R)
• M14: 10,245,958 km (0.043 R)
• M15: 10,652,116 km (0.072 R)
• M16: 11,153,568 km (0.099 R)
• M17: 12,845,969 km (0.1 R)
• M18: 13,802,199 km (0.106 R)
• M19: 16,126,351 km (0.113 R)
• M20: 17,697,428 km (0.049 R)
• M21: 20,178,210 km (0.066 R)
• M22: 20,881,320 km (0.086 R)
• M23: 22,000,012 km (0.107 R)
• M24: 22,540,061 km (0.069 R)
• M25: 23,019,821 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.9

Radius: 14

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.12 AU - 6.36 AU

Year: 5274 Days

Day: 14.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 104,600,729 km

• M1: 175,329 km (0.067 R)
• M2: 1,478,177 km (0.062 R)
• M3: 2,365,142 km (0.051 R)
• M4: 3,876,230 km (0.062 R)
• M5: 5,018,111 km (0.107 R)
• M6: 9,240,511 km (0.058 R)
• M7: 11,853,986 km (0.087 R)
• M8: 12,307,716 km (0.119 R)
• M9: 12,825,474 km (0.099 R)
• M10: 14,183,673 km (0.077 R)
• M11: 15,816,684 km (0.091 R)
• M12: 17,898,338 km (0.077 R)
• M13: 19,314,731 km (0.097 R)
• M14: 22,217,528 km (0.075 R)
• M15: 23,456,198 km (0.112 R)
• M16: 25,316,896 km (0.117 R)
• M17: 27,013,187 km (0.098 R)
• M18: 28,066,805 km (0.108 R)
• M19: 32,556,685 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.4

Radius: 9.4

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.83 AU - 6.91 AU

Year: 7918 Days

Day: 9.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 104,600,729 km

• M1: 117,285 km (0.079 R)
• M2: 416,480 km (0.056 R)
• M3: 724,502 km (0.112 R)
• M4: 2,433,808 km (0.053 R)
• M5: 3,814,147 km (0.11 R)
• M6: 4,357,636 km (0.056 R)
• M7: 4,773,369 km (0.071 R)
• M8: 5,515,673 km (0.044 R)
• M9: 6,580,661 km (0.113 R)
• M10: 7,534,048 km (0.05 R)
• M11: 8,243,291 km (0.064 R)
• M12: 8,689,841 km (0.117 R)
• M13: 9,035,412 km (0.085 R)
• M14: 10,085,140 km (0.057 R)
• M15: 10,639,550 km (0.082 R)
• M16: 11,670,279 km (0.032 R)
• M17: 14,724,769 km (0.102 R)
• M18: 18,026,394 km (0.099 R)
• M19: 19,163,786 km (0.098 R)
• M20: 21,721,162 km (0.081 R)
• M21: 24,879,921 km (0.109 R)
• M22: 26,129,512 km (0.049 R)
• M23: 26,448,305 km (0.089 R)
• M24: 27,420,542 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.6

Radius: 14.4

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.39 AU - 8.25 AU

Year: 9616 Days

Day: 8.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 104,600,729 km

• M1: 181,163 km (0.093 R)
• M2: 1,082,490 km (0.093 R)
• M3: 1,626,727 km (0.073 R)
• M4: 2,252,794 km (0.07 R)
• M5: 2,996,146 km (0.118 R)
• M6: 3,898,969 km (0.091 R)
• M7: 4,361,227 km (0.094 R)
• M8: 5,094,406 km (0.076 R)
• M9: 5,585,685 km (0.076 R)
• M10: 6,244,215 km (0.063 R)
• M11: 7,560,676 km (0.059 R)
• M12: 8,079,332 km (0.064 R)
• M13: 9,872,562 km (0.119 R)
• M14: 14,293,927 km (0.099 R)
• M15: 16,835,296 km (0.116 R)
• M16: 24,139,711 km (0.102 R)
• M17: 25,800,546 km (0.116 R)
• M18: 28,385,448 km (0.081 R)
• M19: 32,789,460 km (0.053 R)
• M20: 33,636,483 km (0.101 R)
• M21: 35,043,900 km (0.097 R)
• M22: 35,706,618 km (0.084 R)
• M23: 36,603,158 km (0.03 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866

Radius: 5

Gravity: 34.64 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 16.07 AU - 16.33 AU

Year: 28671 Days

Day: 21.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 104,600,729 km

• M1: 64,776 km (0.053 R)
• M2: 225,294 km (0.076 R)
• M3: 1,190,500 km (0.084 R)
• M4: 1,367,624 km (0.11 R)
• M5: 2,691,714 km (0.119 R)
• M6: 3,146,492 km (0.096 R)
• M7: 4,430,042 km (0.025 R)
• M8: 5,843,891 km (0.083 R)
• M9: 6,311,085 km (0.089 R)
• M10: 11,265,767 km (0.116 R)
• M11: 11,551,200 km (0.06 R)
• M12: 14,424,526 km (0.119 R)
• M13: 14,676,449 km (0.092 R)
• M14: 16,160,160 km (0.098 R)
• M15: 18,618,203 km (0.081 R)
• M16: 20,248,670 km (0.093 R)
• M17: 21,423,163 km (0.114 R)
• M18: 22,305,491 km (0.12 R)
• M19: 25,097,436 km (0.071 R)
• M20: 25,830,017 km (0.038 R)
• M21: 26,077,452 km (0.119 R)
• M22: 26,326,383 km (0.051 R)
• M23: 27,983,329 km (0.026 R)
• M24: 32,499,240 km (0.086 R)
• M25: 34,553,518 km (0.101 R)
• M26: 38,918,634 km (0.062 R)
• M27: 40,562,565 km (0.108 R)
• M28: 42,595,750 km (0.073 R)
• M29: 42,768,086 km (0.111 R)
• M30: 46,497,711 km (0.106 R)
• M31: 49,862,167 km (0.08 R)
• M32: 50,245,736 km (0.09 R)
• M33: 51,603,785 km (0.064 R)
• M34: 52,588,588 km (0.03 R)
• M35: 57,701,395 km (0.045 R)
• M36: 63,135,687 km (0.114 R)
• M37: 63,809,775 km (0.098 R)
• M38: 71,302,235 km (0.032 R)
• M39: 72,278,211 km (0.088 R)
• M40: 73,758,632 km (0.073 R)
• M41: 76,779,910 km (0.048 R)
• M42: 79,882,720 km (0.117 R)
• M43: 88,844,530 km (0.118 R)
• M44: 102,420,686 km (0.088 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 19,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit