🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.43 AU - 0.71 AU

Year: 274 Days

Day: 29.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,500,993 km

• M1: 104,868 km (0.061 R)
• M2: 367,712 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.9

Radius: 14.8

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.73 AU - 0.91 AU

Year: 472 Days

Day: 9.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 64,500,993 km

• M1: 184,005 km (0.082 R)
• M2: 1,204,562 km (0.093 R)
• M3: 1,487,452 km (0.102 R)
• M4: 2,348,537 km (0.111 R)
• M5: 2,727,319 km (0.049 R)
• M6: 3,190,923 km (0.095 R)
• M7: 3,759,843 km (0.114 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.7

Radius: 5

Gravity: 27.27 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.34 AU - 7.34 AU

Year: 10150 Days

Day: 15.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 64,500,993 km

• M1: 62,981 km (0.06 R)
• M2: 159,920 km (0.062 R)
• M3: 253,718 km (0.107 R)
• M4: 435,928 km (0.065 R)
• M5: 667,655 km (0.061 R)
• M6: 1,473,689 km (0.08 R)
• M7: 2,983,281 km (0.08 R)
• M8: 3,846,610 km (0.116 R)
• M9: 4,010,569 km (0.115 R)
• M10: 6,995,944 km (0.098 R)
• M11: 7,217,200 km (0.086 R)
• M12: 8,658,426 km (0.075 R)
• M13: 8,863,375 km (0.104 R)
• M14: 9,837,107 km (0.074 R)
• M15: 9,967,856 km (0.109 R)
• M16: 14,033,926 km (0.115 R)
• M17: 16,356,582 km (0.081 R)
• M18: 16,751,670 km (0.092 R)
• M19: 16,922,362 km (0.069 R)
• M20: 17,613,952 km (0.064 R)
• M21: 18,319,456 km (0.099 R)
• M22: 19,772,201 km (0.093 R)
• M23: 21,216,718 km (0.11 R)
• M24: 21,344,624 km (0.096 R)
• M25: 21,666,409 km (0.101 R)
• M26: 22,514,180 km (0.101 R)
• M27: 22,911,063 km (0.101 R)
• M28: 25,785,886 km (0.074 R)
• M29: 28,980,249 km (0.041 R)
• M30: 31,110,373 km (0.083 R)
• M31: 31,654,610 km (0.062 R)
• M32: 33,718,014 km (0.115 R)
• M33: 36,263,272 km (0.113 R)
• M34: 37,019,639 km (0.104 R)
• M35: 38,383,672 km (0.116 R)
• M36: 38,555,859 km (0.116 R)
• M37: 41,991,524 km (0.112 R)
• M38: 43,260,712 km (0.085 R)
• M39: 43,994,490 km (0.113 R)
• M40: 46,232,624 km (0.112 R)
• M41: 46,516,411 km (0.033 R)
• M42: 47,468,302 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333

Radius: 4

Gravity: 20.81 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.68 AU - 7.44 AU

Year: 10683 Days

Day: 18.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 64,500,993 km

• M1: 136,583 km (0.041 R)
• M2: 451,038 km (0.095 R)
• M3: 616,194 km (0.063 R)
• M4: 798,853 km (0.071 R)
• M5: 2,203,726 km (0.112 R)
• M6: 2,315,476 km (0.114 R)
• M7: 3,067,953 km (0.098 R)
• M8: 3,473,064 km (0.094 R)
• M9: 4,868,513 km (0.088 R)
• M10: 5,729,898 km (0.119 R)
• M11: 8,373,292 km (0.11 R)
• M12: 8,518,701 km (0.116 R)
• M13: 8,962,408 km (0.064 R)
• M14: 9,766,198 km (0.07 R)
• M15: 12,122,663 km (0.05 R)
• M16: 13,650,058 km (0.118 R)
• M17: 14,543,157 km (0.059 R)
• M18: 17,550,074 km (0.11 R)
• M19: 18,025,496 km (0.119 R)
• M20: 19,767,713 km (0.091 R)
• M21: 20,954,772 km (0.088 R)
• M22: 22,472,443 km (0.036 R)
• M23: 23,615,221 km (0.1 R)
• M24: 24,104,855 km (0.03 R)
• M25: 24,537,492 km (0.094 R)
• M26: 25,667,554 km (0.089 R)
• M27: 26,306,337 km (0.077 R)
• M28: 26,693,496 km (0.039 R)
• M29: 26,823,048 km (0.104 R)
• M30: 27,541,866 km (0.055 R)
• M31: 28,336,679 km (0.118 R)
• M32: 28,805,668 km (0.112 R)
• M33: 28,940,306 km (0.069 R)
• M34: 30,719,923 km (0.071 R)
• M35: 31,138,198 km (0.084 R)
• M36: 31,278,222 km (0.106 R)
• M37: 32,767,618 km (0.096 R)
• M38: 36,680,800 km (0.09 R)
• M39: 37,214,266 km (0.115 R)
• M40: 38,137,434 km (0.066 R)
• M41: 38,993,882 km (0.053 R)
• M42: 39,072,121 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 685

Radius: 6.8

Gravity: 14.81 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.35 AU - 8.85 AU

Year: 13322 Days

Day: 15.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,500,993 km

• M1: 107,710 km (0.079 R)
• M2: 393,442 km (0.098 R)
• M3: 1,269,488 km (0.042 R)
• M4: 1,941,332 km (0.073 R)
• M5: 5,265,097 km (0.103 R)
• M6: 5,689,357 km (0.079 R)
• M7: 11,049,748 km (0.039 R)
• M8: 12,668,247 km (0.101 R)
• M9: 16,485,087 km (0.118 R)
• M10: 16,919,519 km (0.108 R)
• M11: 17,359,636 km (0.119 R)
• M12: 17,613,803 km (0.06 R)
• M13: 21,859,540 km (0.105 R)
• M14: 23,450,513 km (0.114 R)
• M15: 25,403,065 km (0.048 R)
• M16: 27,274,983 km (0.086 R)
• M17: 32,419,953 km (0.091 R)
• M18: 34,085,725 km (0.031 R)
• M19: 37,078,431 km (0.118 R)
• M20: 49,345,007 km (0.117 R)
• M21: 50,635,588 km (0.08 R)
• M22: 51,942,924 km (0.086 R)
• M23: 55,284,043 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.3

Radius: 3.9

Gravity: 35.79 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 9.09 AU - 9.15 AU

Year: 17512 Days

Day: 20.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 64,500,993 km

• M1: 52,658 km (0.102 R)
• M2: 184,903 km (0.087 R)
• M3: 1,088,025 km (0.081 R)
• M4: 5,173,992 km (0.12 R)
• M5: 7,281,676 km (0.103 R)
• M6: 7,455,509 km (0.118 R)
• M7: 7,675,568 km (0.056 R)
• M8: 10,104,738 km (0.069 R)
• M9: 10,724,971 km (0.114 R)
• M10: 12,356,934 km (0.074 R)
• M11: 12,811,711 km (0.099 R)
• M12: 15,084,552 km (0.107 R)
• M13: 17,276,011 km (0.094 R)
• M14: 18,634,659 km (0.069 R)
• M15: 21,655,638 km (0.111 R)
• M16: 21,955,133 km (0.072 R)
• M17: 25,064,375 km (0.115 R)
• M18: 26,530,734 km (0.106 R)
• M19: 28,981,296 km (0.066 R)
• M20: 29,501,747 km (0.084 R)
• M21: 32,998,298 km (0.117 R)
• M22: 34,301,146 km (0.047 R)
• M23: 37,178,362 km (0.083 R)
• M24: 41,815,298 km (0.039 R)
• M25: 44,556,828 km (0.105 R)
• M26: 46,615,444 km (0.034 R)
• M27: 50,872,102 km (0.094 R)
• M28: 53,656,418 km (0.032 R)
• M29: 57,362,855 km (0.114 R)
• M30: 58,094,538 km (0.098 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: 204 - 16,457 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit