🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.4

Radius: 8.8

Gravity: 11.37 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.56 AU - 0.86 AU

Year: 413 Days

Day: 10 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,280,099 km

• M1: 119,678 km (0.102 R)
• M2: 327,919 km (0.065 R)
• M3: 542,292 km (0.1 R)
• M4: 731,833 km (0.118 R)
• M5: 897,737 km (0.079 R)
• M6: 1,183,319 km (0.101 R)
• M7: 1,632,562 km (0.119 R)
• M8: 1,827,637 km (0.111 R)
• M9: 2,062,057 km (0.105 R)
• M10: 2,245,913 km (0.047 R)
• M11: 2,460,735 km (0.032 R)
• M12: 2,654,165 km (0.096 R)
• M13: 2,838,919 km (0.06 R)
• M14: 3,262,879 km (0.091 R)
• M15: 3,550,107 km (0.03 R)
• M16: 3,850,051 km (0.115 R)
• M17: 4,112,745 km (0.118 R)
• M18: 4,965,453 km (0.097 R)
• M19: 5,130,309 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.7

Radius: 9.5

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.88 AU - 1.22 AU

Year: 743 Days

Day: 6.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,280,099 km

• M1: 118,182 km (0.106 R)
• M2: 401,820 km (0.066 R)
• M3: 580,440 km (0.075 R)
• M4: 775,366 km (0.111 R)
• M5: 1,096,403 km (0.117 R)
• M6: 1,308,981 km (0.102 R)
• M7: 1,699,881 km (0.109 R)
• M8: 2,433,359 km (0.04 R)
• M9: 2,625,293 km (0.106 R)
• M10: 2,943,488 km (0.097 R)
• M11: 3,146,791 km (0.07 R)
• M12: 3,383,006 km (0.116 R)
• M13: 3,835,839 km (0.109 R)
• M14: 4,809,272 km (0.09 R)
• M15: 5,480,518 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.4

Radius: 12.1

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.02 AU - 1.22 AU

Year: 818 Days

Day: 12.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,280,099 km

• M1: 150,944 km (0.078 R)
• M2: 435,479 km (0.1 R)
• M3: 756,217 km (0.107 R)
• M4: 1,247,197 km (0.116 R)
• M5: 1,613,413 km (0.113 R)
• M6: 2,100,354 km (0.095 R)
• M7: 2,397,605 km (0.061 R)
• M8: 2,896,664 km (0.092 R)
• M9: 3,334,836 km (0.04 R)
• M10: 4,028,521 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.1

Radius: 9.4

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.02 AU - 1.6 AU

Year: 1035 Days

Day: 12.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,280,099 km

• M1: 117,584 km (0.063 R)
• M2: 298,747 km (0.036 R)
• M3: 509,680 km (0.105 R)
• M4: 880,383 km (0.046 R)
• M5: 1,896,751 km (0.075 R)
• M6: 2,155,257 km (0.074 R)
• M7: 2,376,362 km (0.102 R)
• M8: 2,724,925 km (0.09 R)
• M9: 3,009,460 km (0.051 R)
• M10: 3,225,779 km (0.115 R)
• M11: 3,545,320 km (0.064 R)
• M12: 4,294,955 km (0.109 R)
• M13: 4,775,912 km (0.112 R)
• M14: 5,072,415 km (0.046 R)
• M15: 5,259,412 km (0.076 R)
• M16: 5,729,598 km (0.12 R)
• M17: 6,480,131 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.4

Radius: 12.8

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.32 AU - 1.48 AU

Year: 1143 Days

Day: 7.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,280,099 km

• M1: 173,833 km (0.076 R)
• M2: 420,669 km (0.105 R)
• M3: 801,845 km (0.093 R)
• M4: 1,042,398 km (0.1 R)
• M5: 1,366,427 km (0.077 R)
• M6: 1,758,523 km (0.046 R)
• M7: 2,012,540 km (0.115 R)
• M8: 2,315,625 km (0.116 R)
• M9: 2,555,281 km (0.076 R)
• M10: 3,240,140 km (0.082 R)
• M11: 3,512,708 km (0.078 R)
• M12: 4,258,902 km (0.033 R)
• M13: 4,514,565 km (0.107 R)
• M14: 5,422,923 km (0.108 R)
• M15: 5,712,245 km (0.101 R)
• M16: 7,385,497 km (0.115 R)
• M17: 7,992,266 km (0.051 R)
• M18: 8,344,270 km (0.105 R)
• M19: 9,446,657 km (0.118 R)
• M20: 9,722,366 km (0.09 R)
• M21: 10,308,191 km (0.055 R)
• M22: 10,574,026 km (0.037 R)
• M23: 11,116,169 km (0.037 R)
• M24: 11,955,114 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.7

Radius: 12.3

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.91 AU - 3.95 AU

Year: 4385 Days

Day: 5.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,280,099 km

• M1: 158,424 km (0.085 R)
• M2: 510,129 km (0.107 R)
• M3: 777,610 km (0.066 R)
• M4: 1,388,119 km (0.051 R)
• M5: 1,629,420 km (0.098 R)
• M6: 3,262,430 km (0.059 R)
• M7: 6,203,674 km (0.095 R)
• M8: 6,449,015 km (0.043 R)
• M9: 7,058,028 km (0.117 R)
• M10: 7,996,455 km (0.065 R)
• M11: 8,906,758 km (0.107 R)
• M12: 10,334,371 km (0.057 R)
• M13: 13,368,963 km (0.051 R)
• M14: 15,572,839 km (0.096 R)
• M15: 16,002,484 km (0.061 R)
• M16: 16,437,964 km (0.12 R)
• M17: 18,407,719 km (0.103 R)
• M18: 19,739,589 km (0.106 R)
• M19: 20,758,051 km (0.116 R)
• M20: 22,590,924 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.9

Radius: 8.4

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.79 AU - 4.61 AU

Year: 4913 Days

Day: 8.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,280,099 km

• M1: 114,891 km (0.109 R)
• M2: 421,567 km (0.05 R)
• M3: 1,324,988 km (0.084 R)
• M4: 1,887,776 km (0.108 R)
• M5: 2,440,689 km (0.05 R)
• M6: 2,832,935 km (0.089 R)
• M7: 3,198,702 km (0.108 R)
• M8: 3,729,176 km (0.103 R)
• M9: 4,822,138 km (0.076 R)
• M10: 5,622,187 km (0.112 R)
• M11: 6,216,839 km (0.079 R)
• M12: 6,953,907 km (0.078 R)
• M13: 7,556,039 km (0.119 R)
• M14: 7,911,483 km (0.09 R)
• M15: 8,804,882 km (0.118 R)
• M16: 9,514,724 km (0.084 R)
• M17: 10,527,801 km (0.081 R)
• M18: 11,160,450 km (0.109 R)
• M19: 12,443,850 km (0.105 R)
• M20: 13,131,402 km (0.091 R)
• M21: 13,403,820 km (0.11 R)
• M22: 13,957,033 km (0.038 R)
• M23: 14,197,586 km (0.096 R)
• M24: 14,725,966 km (0.049 R)
• M25: 15,431,469 km (0.103 R)
• M26: 18,419,986 km (0.073 R)
• M27: 19,632,776 km (0.072 R)
• M28: 20,689,535 km (0.119 R)
• M29: 21,277,604 km (0.119 R)
• M30: 22,024,397 km (0.12 R)
• M31: 27,445,824 km (0.027 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.1

Radius: 10.5

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.41 AU - 4.59 AU

Year: 5522 Days

Day: 11.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,280,099 km

• M1: 131,048 km (0.107 R)
• M2: 513,869 km (0.082 R)
• M3: 895,044 km (0.085 R)
• M4: 1,240,466 km (0.12 R)
• M5: 1,623,436 km (0.106 R)
• M6: 2,185,924 km (0.111 R)
• M7: 2,610,632 km (0.11 R)
• M8: 3,400,659 km (0.06 R)
• M9: 4,059,338 km (0.065 R)
• M10: 5,087,824 km (0.116 R)
• M11: 5,357,399 km (0.087 R)
• M12: 5,917,942 km (0.09 R)
• M13: 6,561,961 km (0.071 R)
• M14: 7,444,140 km (0.03 R)
• M15: 8,227,733 km (0.113 R)
• M16: 10,817,721 km (0.11 R)
• M17: 13,646,617 km (0.097 R)
• M18: 15,333,183 km (0.116 R)
• M19: 16,896,032 km (0.082 R)
• M20: 18,675,200 km (0.083 R)
• M21: 19,288,252 km (0.026 R)
• M22: 19,670,325 km (0.099 R)
• M23: 21,137,132 km (0.037 R)
• M24: 21,336,845 km (0.106 R)
• M25: 22,144,524 km (0.104 R)
• M26: 23,541,918 km (0.108 R)
• M27: 24,017,340 km (0.11 R)
• M28: 24,283,474 km (0.03 R)
• M29: 24,928,241 km (0.039 R)
• M30: 25,801,145 km (0.027 R)
• M31: 29,443,703 km (0.087 R)

Asteroid Belt

Center: 6.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.4

Radius: 3.3

Gravity: 81.12 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.08 AU - 9.52 AU

Year: 16505 Days

Day: 15.2 Hours

Environment

Temp: -242 °C

Axial Tilt: 82.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 77,280,099 km

• M1: 48,320 km (0.097 R)
• M2: 215,870 km (0.09 R)
• M3: 592,258 km (0.113 R)
• M4: 1,468,453 km (0.079 R)
• M5: 1,836,164 km (0.062 R)
• M6: 2,170,665 km (0.113 R)
• M7: 2,615,120 km (0.07 R)
• M8: 3,161,601 km (0.087 R)
• M9: 4,271,019 km (0.102 R)
• M10: 4,520,249 km (0.072 R)
• M11: 5,998,127 km (0.086 R)
• M12: 7,545,268 km (0.044 R)
• M13: 8,311,957 km (0.056 R)
• M14: 9,374,999 km (0.07 R)
• M15: 9,850,122 km (0.118 R)
• M16: 10,337,063 km (0.025 R)
• M17: 11,751,810 km (0.097 R)
• M18: 14,462,673 km (0.081 R)
• M19: 14,657,899 km (0.114 R)
• M20: 15,118,211 km (0.083 R)
• M21: 15,788,260 km (0.071 R)
• M22: 16,403,706 km (0.062 R)
• M23: 18,835,270 km (0.051 R)
• M24: 19,507,114 km (0.103 R)
• M25: 20,114,182 km (0.044 R)
• M26: 20,267,370 km (0.115 R)
• M27: 20,498,349 km (0.03 R)
• M28: 21,435,131 km (0.094 R)
• M29: 23,289,397 km (0.118 R)
• M30: 25,392,294 km (0.075 R)
• M31: 26,962,772 km (0.116 R)
• M32: 27,765,814 km (0.085 R)
• M33: 30,527,390 km (0.052 R)
• M34: 31,572,780 km (0.106 R)
• M35: 33,321,579 km (0.097 R)
• M36: 34,714,335 km (0.116 R)
• M37: 36,753,504 km (0.11 R)
• M38: 37,585,418 km (0.104 R)
• M39: 43,783,108 km (0.075 R)
• M40: 47,235,228 km (0.061 R)
• M41: 51,550,678 km (0.099 R)
• M42: 62,894,386 km (0.049 R)
• M43: 67,719,515 km (0.032 R)
• M44: 68,423,373 km (0.086 R)
• M45: 69,272,940 km (0.1 R)
• M46: 72,868,674 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.8

Radius: 4.1

Gravity: 50.67 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.77 AU - 10.05 AU

Year: 18358 Days

Day: 19 Hours

Environment

Temp: -230 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 77,280,099 km

• M1: 52,958 km (0.04 R)
• M2: 293,212 km (0.112 R)
• M3: 408,103 km (0.047 R)
• M4: 582,983 km (0.053 R)
• M5: 823,237 km (0.102 R)
• M6: 1,219,372 km (0.038 R)
• M7: 1,336,208 km (0.109 R)
• M8: 1,630,318 km (0.093 R)
• M9: 2,898,010 km (0.062 R)
• M10: 3,687,588 km (0.046 R)
• M11: 6,236,137 km (0.056 R)
• M12: 6,412,214 km (0.105 R)
• M13: 8,821,786 km (0.116 R)
• M14: 10,680,839 km (0.093 R)
• M15: 11,379,611 km (0.106 R)
• M16: 15,689,825 km (0.105 R)
• M17: 17,549,177 km (0.118 R)
• M18: 18,593,669 km (0.115 R)
• M19: 19,127,285 km (0.083 R)
• M20: 20,693,425 km (0.066 R)
• M21: 21,014,162 km (0.089 R)
• M22: 22,155,893 km (0.084 R)
• M23: 22,821,903 km (0.047 R)
• M24: 24,011,206 km (0.066 R)
• M25: 24,617,227 km (0.039 R)
• M26: 25,673,687 km (0.094 R)
• M27: 25,941,318 km (0.084 R)
• M28: 28,132,179 km (0.06 R)
• M29: 28,225,378 km (0.117 R)
• M30: 33,896,185 km (0.099 R)
• M31: 35,656,802 km (0.088 R)
• M32: 35,761,670 km (0.111 R)
• M33: 37,785,281 km (0.115 R)
• M34: 39,975,393 km (0.116 R)
• M35: 43,261,011 km (0.113 R)
• M36: 46,197,618 km (0.041 R)
• M37: 47,037,161 km (0.053 R)
• M38: 48,249,652 km (0.093 R)
• M39: 57,568,851 km (0.086 R)
• M40: 58,774,759 km (0.079 R)
• M41: 61,913,472 km (0.116 R)
• M42: 62,606,559 km (0.085 R)
• M43: 63,723,607 km (0.076 R)
• M44: 64,145,024 km (0.075 R)
• M45: 65,275,684 km (0.11 R)
• M46: 65,844,755 km (0.079 R)
• M47: 66,990,226 km (0.101 R)
• M48: 71,968,693 km (0.11 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 18,337 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit