🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.1

Radius: 10.6

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.97 AU - 1.37 AU

Year: 830 Days

Day: 7.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,195,574 km

• M1: 131,796 km (0.063 R)
• M2: 696,528 km (0.026 R)
• M3: 1,069,026 km (0.063 R)
• M4: 1,520,363 km (0.033 R)
• M5: 2,148,375 km (0.109 R)
• M6: 2,483,175 km (0.112 R)
• M7: 3,951,478 km (0.091 R)
• M8: 4,755,567 km (0.075 R)
• M9: 5,705,513 km (0.07 R)
• M10: 6,937,751 km (0.114 R)
• M11: 7,506,522 km (0.065 R)
• M12: 7,978,653 km (0.07 R)
• M13: 8,365,363 km (0.078 R)
• M14: 8,764,640 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.5

Radius: 10.6

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.12 AU - 1.32 AU

Year: 884 Days

Day: 13.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,195,574 km

• M1: 132,095 km (0.091 R)
• M2: 505,192 km (0.088 R)
• M3: 898,634 km (0.115 R)
• M4: 1,485,806 km (0.103 R)
• M5: 1,993,392 km (0.081 R)
• M6: 2,511,748 km (0.077 R)
• M7: 2,864,650 km (0.1 R)
• M8: 3,373,432 km (0.082 R)
• M9: 5,536,916 km (0.047 R)
• M10: 6,077,713 km (0.105 R)
• M11: 6,544,159 km (0.043 R)
• M12: 8,265,432 km (0.111 R)
• M13: 8,812,212 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.8

Radius: 13.9

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.04 AU - 1.72 AU

Year: 1063 Days

Day: 13.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,195,574 km

• M1: 172,935 km (0.114 R)
• M2: 631,303 km (0.088 R)
• M3: 1,066,633 km (0.108 R)
• M4: 1,501,364 km (0.117 R)
• M5: 2,381,748 km (0.039 R)
• M6: 4,043,930 km (0.09 R)
• M7: 5,447,906 km (0.087 R)
• M8: 5,912,557 km (0.059 R)
• M9: 6,715,897 km (0.034 R)
• M10: 7,840,125 km (0.098 R)
• M11: 8,355,041 km (0.068 R)
• M12: 9,002,800 km (0.1 R)
• M13: 9,481,812 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.2

Radius: 13.3

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.61 AU - 1.93 AU

Year: 1545 Days

Day: 7.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,195,574 km

• M1: 165,455 km (0.102 R)
• M2: 691,142 km (0.101 R)
• M3: 1,343,838 km (0.065 R)
• M4: 1,822,252 km (0.106 R)
• M5: 2,277,029 km (0.045 R)
• M6: 2,779,678 km (0.092 R)
• M7: 3,405,446 km (0.101 R)
• M8: 4,294,356 km (0.04 R)
• M9: 5,156,040 km (0.106 R)
• M10: 6,129,922 km (0.05 R)
• M11: 7,787,317 km (0.113 R)
• M12: 8,595,894 km (0.032 R)
• M13: 9,036,759 km (0.112 R)
• M14: 10,240,273 km (0.095 R)
• M15: 11,063,660 km (0.072 R)
• M16: 13,294,464 km (0.111 R)
• M17: 15,531,999 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.5

Radius: 9.9

Gravity: 10.08 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.12 AU - 2.96 AU

Year: 2656 Days

Day: 9.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,195,574 km

• M1: 124,017 km (0.075 R)
• M2: 446,250 km (0.094 R)
• M3: 959,521 km (0.117 R)
• M4: 1,623,137 km (0.117 R)
• M5: 2,031,240 km (0.111 R)
• M6: 2,568,296 km (0.079 R)
• M7: 3,022,625 km (0.119 R)
• M8: 3,804,423 km (0.088 R)
• M9: 4,114,540 km (0.079 R)
• M10: 4,600,135 km (0.076 R)
• M11: 5,298,158 km (0.097 R)
• M12: 5,766,100 km (0.103 R)
• M13: 6,317,967 km (0.094 R)
• M14: 7,852,691 km (0.095 R)
• M15: 8,742,500 km (0.093 R)
• M16: 11,133,971 km (0.054 R)
• M17: 12,211,375 km (0.048 R)
• M18: 13,029,077 km (0.08 R)
• M19: 14,274,180 km (0.074 R)
• M20: 16,613,741 km (0.032 R)
• M21: 17,391,052 km (0.107 R)
• M22: 17,845,829 km (0.077 R)
• M23: 18,779,470 km (0.105 R)
• M24: 19,137,906 km (0.09 R)
• M25: 19,684,088 km (0.101 R)
• M26: 21,191,286 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.7

Radius: 9.3

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.81 AU - 3.75 AU

Year: 3897 Days

Day: 5.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,195,574 km

• M1: 115,789 km (0.119 R)
• M2: 496,515 km (0.046 R)
• M3: 911,051 km (0.095 R)
• M4: 1,242,261 km (0.056 R)
• M5: 1,551,779 km (0.11 R)
• M6: 2,046,200 km (0.037 R)
• M7: 4,113,642 km (0.081 R)
• M8: 4,887,811 km (0.086 R)
• M9: 5,244,303 km (0.105 R)
• M10: 6,479,383 km (0.053 R)
• M11: 6,785,311 km (0.056 R)
• M12: 7,393,127 km (0.062 R)
• M13: 7,727,478 km (0.074 R)
• M14: 8,283,384 km (0.059 R)
• M15: 9,475,080 km (0.086 R)
• M16: 11,207,872 km (0.072 R)
• M17: 11,560,475 km (0.112 R)
• M18: 12,662,861 km (0.111 R)
• M19: 15,888,341 km (0.098 R)
• M20: 21,390,700 km (0.07 R)
• M21: 21,797,158 km (0.08 R)
• M22: 22,555,769 km (0.031 R)
• M23: 23,118,556 km (0.045 R)
• M24: 23,618,661 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.8

Radius: 10.1

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.4 AU - 4.74 AU

Year: 5386 Days

Day: 14.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,195,574 km

• M1: 125,662 km (0.092 R)
• M2: 1,112,859 km (0.116 R)
• M3: 1,799,513 km (0.031 R)
• M4: 2,125,636 km (0.116 R)
• M5: 2,601,357 km (0.082 R)
• M6: 4,752,425 km (0.056 R)
• M7: 5,570,277 km (0.082 R)
• M8: 6,012,937 km (0.079 R)
• M9: 7,000,732 km (0.071 R)
• M10: 7,717,006 km (0.07 R)
• M11: 10,405,729 km (0.119 R)
• M12: 11,294,938 km (0.062 R)
• M13: 13,079,491 km (0.089 R)
• M14: 15,686,982 km (0.111 R)
• M15: 17,431,144 km (0.076 R)
• M16: 18,501,367 km (0.074 R)
• M17: 19,052,635 km (0.111 R)
• M18: 19,868,093 km (0.099 R)
• M19: 21,367,662 km (0.08 R)
• M20: 22,111,014 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749

Radius: 14.5

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.04 AU - 6.22 AU

Year: 8763 Days

Day: 10.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,195,574 km

• M1: 180,864 km (0.065 R)
• M2: 818,600 km (0.061 R)
• M3: 1,656,198 km (0.114 R)
• M4: 2,461,783 km (0.084 R)
• M5: 2,935,110 km (0.091 R)
• M6: 3,565,216 km (0.103 R)
• M7: 4,176,174 km (0.045 R)
• M8: 4,916,534 km (0.117 R)
• M9: 5,447,008 km (0.087 R)
• M10: 6,050,336 km (0.12 R)
• M11: 6,923,988 km (0.084 R)
• M12: 8,434,178 km (0.113 R)
• M13: 9,763,954 km (0.098 R)
• M14: 11,877,323 km (0.047 R)
• M15: 13,188,399 km (0.104 R)
• M16: 16,713,224 km (0.103 R)
• M17: 22,897,300 km (0.085 R)
• M18: 23,676,556 km (0.076 R)
• M19: 24,923,903 km (0.089 R)
• M20: 27,067,491 km (0.058 R)
• M21: 28,629,592 km (0.077 R)
• M22: 29,230,676 km (0.115 R)
• M23: 32,905,996 km (0.105 R)
• M24: 41,034,397 km (0.104 R)
• M25: 44,683,238 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.4

Radius: 4.1

Gravity: 39.82 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4.92 AU - 7.28 AU

Year: 9883 Days

Day: 21.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 47,195,574 km

• M1: 51,013 km (0.102 R)
• M2: 210,035 km (0.106 R)
• M3: 526,136 km (0.119 R)
• M4: 727,494 km (0.086 R)
• M5: 870,061 km (0.107 R)
• M6: 1,053,019 km (0.113 R)
• M7: 1,261,260 km (0.079 R)
• M8: 1,552,826 km (0.059 R)
• M9: 1,871,469 km (0.109 R)
• M10: 2,324,751 km (0.067 R)
• M11: 2,762,325 km (0.047 R)
• M12: 2,934,512 km (0.064 R)
• M13: 4,462,654 km (0.096 R)
• M14: 5,071,667 km (0.114 R)
• M15: 5,631,462 km (0.117 R)
• M16: 6,756,737 km (0.086 R)
• M17: 8,154,131 km (0.095 R)
• M18: 8,419,368 km (0.09 R)
• M19: 8,644,663 km (0.084 R)
• M20: 8,781,844 km (0.083 R)
• M21: 11,395,917 km (0.116 R)
• M22: 11,560,923 km (0.029 R)
• M23: 12,008,520 km (0.098 R)
• M24: 14,485,861 km (0.076 R)
• M25: 16,221,645 km (0.082 R)
• M26: 16,782,338 km (0.1 R)
• M27: 17,501,305 km (0.077 R)
• M28: 19,310,392 km (0.094 R)
• M29: 20,502,239 km (0.091 R)
• M30: 21,911,151 km (0.075 R)
• M31: 25,666,507 km (0.072 R)
• M32: 26,235,727 km (0.041 R)
• M33: 27,894,169 km (0.115 R)
• M34: 30,247,343 km (0.092 R)
• M35: 35,577,814 km (0.1 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 11,426 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit