🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.08 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982

Radius: 8.6

Gravity: 13.28 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.71 AU - 2.59 AU

Year: 2036 Days

Day: 8 Hours

Environment

Temp: -195 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,539,834 km

• M1: 107,112 km (0.07 R)
• M2: 441,314 km (0.035 R)
• M3: 793,617 km (0.107 R)
• M4: 1,209,948 km (0.037 R)
• M5: 1,524,402 km (0.09 R)
• M6: 3,150,382 km (0.09 R)
• M7: 3,605,309 km (0.116 R)
• M8: 3,906,599 km (0.096 R)
• M9: 4,778,754 km (0.071 R)
• M10: 5,166,662 km (0.095 R)
• M11: 5,775,076 km (0.085 R)
• M12: 6,847,095 km (0.036 R)
• M13: 7,281,527 km (0.106 R)
• M14: 7,550,803 km (0.071 R)
• M15: 9,136,540 km (0.103 R)
• M16: 9,591,916 km (0.103 R)
• M17: 9,952,597 km (0.106 R)
• M18: 11,934,469 km (0.081 R)
• M19: 13,527,687 km (0.116 R)
• M20: 14,539,567 km (0.105 R)
• M21: 14,871,824 km (0.106 R)
• M22: 15,160,697 km (0.118 R)
• M23: 15,551,746 km (0.115 R)
• M24: 17,501,604 km (0.067 R)
• M25: 17,986,152 km (0.03 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.6

Radius: 14.5

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.29 AU - 3.51 AU

Year: 4048 Days

Day: 12.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,539,834 km

• M1: 190,887 km (0.088 R)
• M2: 797,207 km (0.114 R)
• M3: 1,308,832 km (0.109 R)
• M4: 2,045,452 km (0.094 R)
• M5: 2,787,158 km (0.101 R)
• M6: 3,307,160 km (0.076 R)
• M7: 5,930,359 km (0.062 R)
• M8: 6,925,185 km (0.083 R)
• M9: 7,682,599 km (0.062 R)
• M10: 8,349,207 km (0.074 R)
• M11: 9,480,615 km (0.1 R)
• M12: 10,331,678 km (0.099 R)
• M13: 10,927,077 km (0.046 R)
• M14: 12,186,691 km (0.108 R)
• M15: 13,490,886 km (0.106 R)
• M16: 14,939,891 km (0.12 R)
• M17: 15,702,241 km (0.083 R)
• M18: 16,605,064 km (0.09 R)
• M19: 20,766,428 km (0.112 R)
• M20: 21,237,811 km (0.093 R)
• M21: 21,716,375 km (0.115 R)
• M22: 22,342,292 km (0.069 R)
• M23: 23,484,622 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.1

Radius: 14.3

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.26 AU - 3.92 AU

Year: 4392 Days

Day: 5.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 63.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,539,834 km

• M1: 177,872 km (0.07 R)
• M2: 899,083 km (0.105 R)
• M3: 1,597,705 km (0.089 R)
• M4: 2,276,580 km (0.087 R)
• M5: 2,911,923 km (0.089 R)
• M6: 3,746,230 km (0.105 R)
• M7: 4,356,739 km (0.119 R)
• M8: 4,882,575 km (0.112 R)
• M9: 5,477,526 km (0.026 R)
• M10: 6,062,753 km (0.051 R)
• M11: 6,689,568 km (0.102 R)
• M12: 7,796,293 km (0.118 R)
• M13: 10,083,495 km (0.115 R)
• M14: 11,537,137 km (0.047 R)
• M15: 20,497,302 km (0.086 R)
• M16: 23,034,482 km (0.105 R)
• M17: 24,341,668 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.7

Radius: 15

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4 AU - 4.6 AU

Year: 5757 Days

Day: 9.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,539,834 km

• M1: 192,084 km (0.099 R)
• M2: 672,143 km (0.092 R)
• M3: 1,276,818 km (0.109 R)
• M4: 1,917,845 km (0.059 R)
• M5: 2,756,490 km (0.105 R)
• M6: 4,343,275 km (0.067 R)
• M7: 5,189,251 km (0.029 R)
• M8: 6,321,258 km (0.075 R)
• M9: 6,932,515 km (0.115 R)
• M10: 7,670,780 km (0.114 R)
• M11: 8,941,614 km (0.041 R)
• M12: 9,440,224 km (0.11 R)
• M13: 9,957,384 km (0.084 R)
• M14: 10,676,351 km (0.078 R)
• M15: 11,429,876 km (0.073 R)
• M16: 12,917,327 km (0.046 R)
• M17: 14,988,809 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.5

Radius: 13

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.09 AU - 5.65 AU

Year: 6939 Days

Day: 15 Hours

Environment

Temp: -207 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,539,834 km

• M1: 161,715 km (0.036 R)
• M2: 624,272 km (0.043 R)
• M3: 1,109,119 km (0.082 R)
• M4: 1,524,701 km (0.058 R)
• M5: 1,954,646 km (0.097 R)
• M6: 2,395,660 km (0.086 R)
• M7: 3,067,654 km (0.077 R)
• M8: 3,961,651 km (0.081 R)
• M9: 4,429,593 km (0.11 R)
• M10: 5,509,091 km (0.098 R)
• M11: 6,127,978 km (0.094 R)
• M12: 6,720,684 km (0.12 R)
• M13: 8,061,979 km (0.12 R)
• M14: 8,904,813 km (0.069 R)
• M15: 9,759,017 km (0.105 R)
• M16: 10,326,292 km (0.098 R)
• M17: 13,557,157 km (0.085 R)
• M18: 14,085,088 km (0.087 R)
• M19: 16,599,529 km (0.065 R)
• M20: 17,823,390 km (0.101 R)
• M21: 20,374,033 km (0.116 R)
• M22: 21,067,419 km (0.098 R)
• M23: 26,917,145 km (0.11 R)
• M24: 27,472,003 km (0.112 R)
• M25: 29,279,445 km (0.099 R)
• M26: 29,767,882 km (0.077 R)
• M27: 31,674,208 km (0.099 R)
• M28: 32,085,751 km (0.066 R)
• M29: 35,176,593 km (0.028 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898

Radius: 7.5

Gravity: 15.96 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.72 AU - 9.44 AU

Year: 13475 Days

Day: 24.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 53,539,834 km

• M1: 93,499 km (0.088 R)
• M2: 331,210 km (0.108 R)
• M3: 782,995 km (0.104 R)
• M4: 1,269,188 km (0.105 R)
• M5: 1,557,164 km (0.116 R)
• M6: 2,071,781 km (0.082 R)
• M7: 3,278,138 km (0.076 R)
• M8: 3,711,822 km (0.088 R)
• M9: 5,499,966 km (0.029 R)
• M10: 5,955,641 km (0.096 R)
• M11: 7,116,670 km (0.112 R)
• M12: 7,797,340 km (0.111 R)
• M13: 8,081,576 km (0.07 R)
• M14: 10,212,149 km (0.097 R)
• M15: 11,018,182 km (0.09 R)
• M16: 14,035,422 km (0.119 R)
• M17: 15,397,660 km (0.101 R)
• M18: 17,805,887 km (0.079 R)
• M19: 20,098,773 km (0.116 R)
• M20: 22,390,912 km (0.069 R)
• M21: 25,780,051 km (0.082 R)
• M22: 26,731,344 km (0.102 R)
• M23: 30,071,416 km (0.109 R)
• M24: 34,181,468 km (0.118 R)
• M25: 35,717,090 km (0.119 R)
• M26: 37,164,749 km (0.095 R)
• M27: 39,617,256 km (0.093 R)
• M28: 45,145,047 km (0.094 R)
• M29: 47,934,150 km (0.09 R)
• M30: 49,532,304 km (0.064 R)
• M31: 54,539,345 km (0.096 R)
• M32: 55,579,648 km (0.115 R)
• M33: 58,058,485 km (0.075 R)
• M34: 61,352,630 km (0.101 R)
• M35: 62,101,218 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 223.7

Radius: 4.3

Gravity: 12.1 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 8.83 AU - 9.85 AU

Year: 18430 Days

Day: 22.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 53,539,834 km

• M1: 53,556 km (0.083 R)
• M2: 224,098 km (0.092 R)
• M3: 546,032 km (0.101 R)
• M4: 1,418,637 km (0.117 R)
• M5: 1,802,505 km (0.09 R)
• M6: 2,483,624 km (0.076 R)
• M7: 2,860,012 km (0.073 R)
• M8: 3,751,915 km (0.095 R)
• M9: 4,450,836 km (0.061 R)
• M10: 4,784,290 km (0.065 R)
• M11: 8,032,957 km (0.107 R)
• M12: 10,027,545 km (0.069 R)
• M13: 11,359,415 km (0.081 R)
• M14: 11,809,256 km (0.101 R)
• M15: 12,212,572 km (0.044 R)
• M16: 13,291,920 km (0.093 R)
• M17: 13,477,871 km (0.076 R)
• M18: 14,761,570 km (0.1 R)
• M19: 15,229,512 km (0.107 R)
• M20: 17,644,022 km (0.111 R)
• M21: 18,019,363 km (0.051 R)
• M22: 18,476,833 km (0.097 R)
• M23: 21,300,343 km (0.094 R)
• M24: 26,006,393 km (0.081 R)
• M25: 30,171,796 km (0.12 R)
• M26: 30,816,413 km (0.087 R)
• M27: 31,911,021 km (0.036 R)
• M28: 33,486,735 km (0.093 R)
• M29: 34,643,576 km (0.081 R)
• M30: 38,398,482 km (0.118 R)
• M31: 39,409,764 km (0.036 R)
• M32: 41,617,380 km (0.083 R)
• M33: 45,011,456 km (0.092 R)
• M34: 46,277,204 km (0.105 R)
• M35: 46,847,172 km (0.09 R)
• M36: 48,732,254 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.8

Radius: 3.6

Gravity: 18.66 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 9.17 AU - 10.47 AU

Year: 19869 Days

Day: 20.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 53,539,834 km

• M1: 45,029 km (0.104 R)
• M2: 378,034 km (0.036 R)
• M3: 576,401 km (0.108 R)
• M4: 739,013 km (0.068 R)
• M5: 880,683 km (0.039 R)
• M6: 1,051,673 km (0.095 R)
• M7: 1,547,740 km (0.113 R)
• M8: 1,685,220 km (0.096 R)
• M9: 1,881,193 km (0.102 R)
• M10: 2,037,972 km (0.084 R)
• M11: 2,646,087 km (0.064 R)
• M12: 3,572,248 km (0.093 R)
• M13: 3,979,902 km (0.115 R)
• M14: 4,209,534 km (0.068 R)
• M15: 4,919,526 km (0.046 R)
• M16: 5,217,824 km (0.083 R)
• M17: 5,528,240 km (0.084 R)
• M18: 5,705,812 km (0.077 R)
• M19: 5,850,623 km (0.117 R)
• M20: 6,572,433 km (0.108 R)
• M21: 7,309,202 km (0.073 R)
• M22: 9,339,096 km (0.052 R)
• M23: 9,796,117 km (0.097 R)
• M24: 11,313,189 km (0.115 R)
• M25: 11,832,294 km (0.106 R)
• M26: 12,671,089 km (0.104 R)
• M27: 13,294,015 km (0.072 R)
• M28: 13,806,836 km (0.12 R)
• M29: 16,717,412 km (0.088 R)
• M30: 17,466,000 km (0.051 R)
• M31: 18,949,562 km (0.092 R)
• M32: 23,250,800 km (0.109 R)
• M33: 24,849,553 km (0.108 R)
• M34: 25,823,584 km (0.03 R)
• M35: 26,721,471 km (0.118 R)
• M36: 28,579,626 km (0.1 R)
• M37: 29,110,698 km (0.051 R)
• M38: 30,854,262 km (0.11 R)
• M39: 46,346,019 km (0.083 R)
• M40: 51,636,996 km (0.116 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 12,069 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit