🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.8

Radius: 12.6

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.76 AU - 1.9 AU

Year: 1651 Days

Day: 10.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,489,252 km

• M1: 157,676 km (0.087 R)
• M2: 905,666 km (0.108 R)
• M3: 1,302,848 km (0.087 R)
• M4: 1,759,720 km (0.119 R)
• M5: 2,240,079 km (0.104 R)
• M6: 2,697,698 km (0.091 R)
• M7: 5,634,604 km (0.098 R)
• M8: 6,366,736 km (0.082 R)
• M9: 6,976,347 km (0.05 R)
• M10: 8,078,734 km (0.071 R)
• M11: 13,020,999 km (0.105 R)
• M12: 14,173,650 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397

Radius: 8.8

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.52 AU - 2.22 AU

Year: 1705 Days

Day: 8.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,489,252 km

• M1: 109,506 km (0.108 R)
• M2: 419,024 km (0.113 R)
• M3: 871,557 km (0.103 R)
• M4: 1,146,967 km (0.067 R)
• M5: 1,706,164 km (0.079 R)
• M6: 1,995,486 km (0.064 R)
• M7: 2,271,494 km (0.064 R)
• M8: 2,740,334 km (0.045 R)
• M9: 3,377,770 km (0.077 R)
• M10: 3,973,020 km (0.104 R)
• M11: 4,359,132 km (0.049 R)
• M12: 5,498,470 km (0.094 R)
• M13: 5,778,966 km (0.099 R)
• M14: 6,654,562 km (0.108 R)
• M15: 7,124,150 km (0.103 R)
• M16: 8,638,080 km (0.098 R)
• M17: 9,018,208 km (0.028 R)
• M18: 9,409,407 km (0.082 R)
• M19: 10,097,258 km (0.071 R)
• M20: 12,216,461 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.7

Radius: 9

Gravity: 10.03 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.19 AU - 2.93 AU

Year: 2731 Days

Day: 5.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,489,252 km

• M1: 111,899 km (0.096 R)
• M2: 788,830 km (0.077 R)
• M3: 1,103,434 km (0.112 R)
• M4: 1,441,525 km (0.113 R)
• M5: 1,946,867 km (0.103 R)
• M6: 2,360,654 km (0.094 R)
• M7: 2,897,711 km (0.048 R)
• M8: 3,458,104 km (0.057 R)
• M9: 4,840,987 km (0.066 R)
• M10: 5,299,953 km (0.116 R)
• M11: 5,920,785 km (0.05 R)
• M12: 10,003,460 km (0.099 R)
• M13: 10,910,472 km (0.077 R)
• M14: 11,446,930 km (0.11 R)
• M15: 11,871,339 km (0.119 R)
• M16: 12,262,388 km (0.054 R)
• M17: 12,572,355 km (0.093 R)
• M18: 13,300,747 km (0.111 R)
• M19: 14,153,455 km (0.089 R)
• M20: 14,445,619 km (0.043 R)
• M21: 17,204,503 km (0.105 R)
• M22: 17,818,154 km (0.092 R)
• M23: 18,678,491 km (0.049 R)
• M24: 20,173,572 km (0.109 R)
• M25: 20,855,888 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.6

Radius: 13.2

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.73 AU - 3.85 AU

Year: 4920 Days

Day: 8.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 66.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,489,252 km

• M1: 166,802 km (0.077 R)
• M2: 677,080 km (0.071 R)
• M3: 1,379,891 km (0.075 R)
• M4: 1,984,565 km (0.112 R)
• M5: 2,745,719 km (0.088 R)
• M6: 3,858,129 km (0.104 R)
• M7: 4,777,707 km (0.118 R)
• M8: 6,740,730 km (0.09 R)
• M9: 7,209,570 km (0.112 R)
• M10: 8,460,208 km (0.072 R)
• M11: 9,006,689 km (0.049 R)
• M12: 9,930,007 km (0.058 R)
• M13: 10,788,849 km (0.108 R)
• M14: 11,607,897 km (0.111 R)
• M15: 12,283,631 km (0.052 R)
• M16: 13,419,079 km (0.088 R)
• M17: 14,468,956 km (0.103 R)
• M18: 16,284,027 km (0.118 R)
• M19: 17,131,200 km (0.085 R)
• M20: 19,222,429 km (0.091 R)
• M21: 20,816,993 km (0.082 R)
• M22: 24,195,361 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.2

Radius: 8.4

Gravity: 12.13 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.14 AU - 6.2 AU

Year: 7839 Days

Day: 11.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,489,252 km

• M1: 104,419 km (0.095 R)
• M2: 481,705 km (0.113 R)
• M3: 756,367 km (0.106 R)
• M4: 1,086,529 km (0.056 R)
• M5: 2,216,592 km (0.068 R)
• M6: 2,762,624 km (0.067 R)
• M7: 4,068,613 km (0.119 R)
• M8: 5,100,539 km (0.102 R)
• M9: 5,677,688 km (0.105 R)
• M10: 6,156,102 km (0.06 R)
• M11: 7,000,283 km (0.1 R)
• M12: 7,350,791 km (0.076 R)
• M13: 8,129,597 km (0.112 R)
• M14: 9,236,472 km (0.095 R)
• M15: 11,692,420 km (0.047 R)
• M16: 12,410,789 km (0.106 R)
• M17: 17,706,853 km (0.094 R)
• M18: 18,285,647 km (0.061 R)
• M19: 20,647,648 km (0.079 R)
• M20: 22,779,567 km (0.11 R)
• M21: 24,694,869 km (0.065 R)
• M22: 25,417,127 km (0.111 R)
• M23: 28,743,735 km (0.083 R)
• M24: 30,665,918 km (0.086 R)
• M25: 33,105,560 km (0.102 R)
• M26: 33,652,490 km (0.088 R)
• M27: 37,532,909 km (0.08 R)
• M28: 40,819,425 km (0.093 R)
• M29: 42,854,704 km (0.106 R)
• M30: 43,243,808 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.9

Radius: 12.5

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.54 AU - 6.74 AU

Year: 8932 Days

Day: 7.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,489,252 km

• M1: 155,731 km (0.093 R)
• M2: 864,077 km (0.116 R)
• M3: 1,577,210 km (0.045 R)
• M4: 2,311,437 km (0.111 R)
• M5: 2,820,668 km (0.082 R)
• M6: 3,333,041 km (0.097 R)
• M7: 4,316,647 km (0.092 R)
• M8: 5,653,004 km (0.114 R)
• M9: 6,661,144 km (0.026 R)
• M10: 7,617,673 km (0.101 R)
• M11: 8,304,776 km (0.114 R)
• M12: 10,153,357 km (0.038 R)
• M13: 15,712,115 km (0.115 R)
• M14: 16,472,521 km (0.028 R)
• M15: 17,622,330 km (0.054 R)
• M16: 18,824,798 km (0.077 R)
• M17: 20,161,604 km (0.095 R)
• M18: 21,729,390 km (0.092 R)
• M19: 22,586,586 km (0.05 R)
• M20: 26,050,524 km (0.102 R)
• M21: 30,063,786 km (0.052 R)
• M22: 31,887,833 km (0.111 R)
• M23: 34,587,177 km (0.074 R)
• M24: 35,051,379 km (0.111 R)
• M25: 36,349,440 km (0.084 R)
• M26: 37,924,706 km (0.111 R)
• M27: 39,798,270 km (0.079 R)
• M28: 40,951,520 km (0.101 R)
• M29: 42,127,060 km (0.116 R)
• M30: 46,067,916 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.2

Radius: 5.8

Gravity: 13.32 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 6.09 AU - 8.77 AU

Year: 13506 Days

Day: 18.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 77,489,252 km

• M1: 72,256 km (0.102 R)
• M2: 503,098 km (0.092 R)
• M3: 855,999 km (0.062 R)
• M4: 1,689,409 km (0.112 R)
• M5: 1,930,112 km (0.087 R)
• M6: 2,362,898 km (0.095 R)
• M7: 2,706,973 km (0.074 R)
• M8: 3,520,337 km (0.119 R)
• M9: 4,576,348 km (0.119 R)
• M10: 4,823,185 km (0.065 R)
• M11: 5,513,430 km (0.09 R)
• M12: 6,572,134 km (0.089 R)
• M13: 6,767,508 km (0.084 R)
• M14: 7,128,937 km (0.106 R)
• M15: 7,846,708 km (0.118 R)
• M16: 9,524,148 km (0.118 R)
• M17: 9,978,178 km (0.099 R)
• M18: 10,820,863 km (0.103 R)
• M19: 11,939,705 km (0.11 R)
• M20: 12,827,868 km (0.084 R)
• M21: 16,678,517 km (0.046 R)
• M22: 17,263,744 km (0.078 R)
• M23: 19,101,554 km (0.048 R)
• M24: 22,536,022 km (0.109 R)
• M25: 23,980,987 km (0.112 R)
• M26: 24,726,134 km (0.104 R)
• M27: 29,418,421 km (0.098 R)
• M28: 30,814,020 km (0.111 R)
• M29: 33,160,612 km (0.087 R)
• M30: 41,174,570 km (0.086 R)
• M31: 43,739,874 km (0.053 R)
• M32: 44,016,032 km (0.067 R)
• M33: 44,571,638 km (0.047 R)
• M34: 48,150,917 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.1

Radius: 3.8

Gravity: 38.16 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 9.25 AU - 11.89 AU

Year: 22916 Days

Day: 19.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,489,252 km

• M1: 48,470 km (0.09 R)
• M2: 213,476 km (0.109 R)
• M3: 414,386 km (0.119 R)
• M4: 603,927 km (0.032 R)
• M5: 816,954 km (0.062 R)
• M6: 1,158,486 km (0.083 R)
• M7: 1,392,756 km (0.069 R)
• M8: 2,984,926 km (0.119 R)
• M9: 4,131,145 km (0.117 R)
• M10: 4,398,028 km (0.113 R)
• M11: 5,384,626 km (0.059 R)
• M12: 5,703,269 km (0.111 R)
• M13: 5,908,667 km (0.053 R)
• M14: 6,554,481 km (0.077 R)
• M15: 7,341,964 km (0.117 R)
• M16: 8,346,813 km (0.069 R)
• M17: 8,882,224 km (0.105 R)
• M18: 9,497,071 km (0.064 R)
• M19: 10,441,333 km (0.067 R)
• M20: 15,471,861 km (0.113 R)
• M21: 26,157,038 km (0.091 R)
• M22: 27,531,095 km (0.099 R)
• M23: 28,117,369 km (0.088 R)
• M24: 29,680,966 km (0.118 R)
• M25: 33,375,883 km (0.062 R)
• M26: 34,582,091 km (0.082 R)
• M27: 42,902,725 km (0.11 R)
• M28: 45,620,319 km (0.103 R)
• M29: 51,395,545 km (0.045 R)
• M30: 53,544,668 km (0.118 R)
• M31: 54,457,664 km (0.073 R)
• M32: 57,448,574 km (0.088 R)
• M33: 58,597,935 km (0.115 R)
• M34: 63,348,415 km (0.115 R)
• M35: 70,945,294 km (0.095 R)
• M36: 73,831,187 km (0.084 R)
• M37: 74,282,075 km (0.104 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 19,981 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit