🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.89 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.7

Radius: 14.3

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.4 AU - 2.14 AU

Year: 1597 Days

Day: 7.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,718,370 km

• M1: 182,360 km (0.064 R)
• M2: 716,873 km (0.062 R)
• M3: 1,197,980 km (0.113 R)
• M4: 2,273,289 km (0.109 R)
• M5: 2,804,810 km (0.113 R)
• M6: 3,337,828 km (0.068 R)
• M7: 3,993,366 km (0.031 R)
• M8: 4,450,836 km (0.072 R)
• M9: 5,314,165 km (0.045 R)
• M10: 5,893,857 km (0.051 R)
• M11: 7,459,399 km (0.12 R)
• M12: 8,554,305 km (0.047 R)
• M13: 9,485,403 km (0.049 R)
• M14: 10,806,651 km (0.085 R)
• M15: 12,050,707 km (0.049 R)
• M16: 13,430,298 km (0.066 R)
• M17: 13,941,624 km (0.063 R)
• M18: 15,231,158 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.4

Radius: 12.2

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.03 AU - 2.47 AU

Year: 2289 Days

Day: 11 Hours

Environment

Temp: -206 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,718,370 km

• M1: 152,291 km (0.103 R)
• M2: 560,543 km (0.098 R)
• M3: 942,467 km (0.119 R)
• M4: 2,059,963 km (0.074 R)
• M5: 2,687,376 km (0.065 R)
• M6: 3,077,228 km (0.099 R)
• M7: 3,777,346 km (0.045 R)
• M8: 4,365,116 km (0.051 R)
• M9: 6,630,327 km (0.11 R)
• M10: 7,742,587 km (0.08 R)
• M11: 8,238,654 km (0.061 R)
• M12: 8,943,709 km (0.082 R)
• M13: 10,721,979 km (0.096 R)
• M14: 11,637,966 km (0.066 R)
• M15: 12,605,416 km (0.105 R)
• M16: 13,500,460 km (0.095 R)
• M17: 14,700,235 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.9

Radius: 8.7

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.98 AU - 2.84 AU

Year: 2538 Days

Day: 7.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,718,370 km

• M1: 108,309 km (0.096 R)
• M2: 593,305 km (0.066 R)
• M3: 1,055,712 km (0.069 R)
• M4: 1,489,995 km (0.086 R)
• M5: 2,085,993 km (0.108 R)
• M6: 2,367,685 km (0.089 R)
• M7: 3,267,816 km (0.101 R)
• M8: 3,916,921 km (0.059 R)
• M9: 4,272,366 km (0.106 R)
• M10: 6,793,688 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.6

Radius: 10

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.05 AU - 4.27 AU

Year: 4749 Days

Day: 10.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,718,370 km

• M1: 124,465 km (0.087 R)
• M2: 721,062 km (0.088 R)
• M3: 1,236,875 km (0.085 R)
• M4: 1,798,017 km (0.115 R)
• M5: 2,521,921 km (0.091 R)
• M6: 4,248,131 km (0.043 R)
• M7: 5,057,306 km (0.065 R)
• M8: 6,147,874 km (0.114 R)
• M9: 8,067,664 km (0.106 R)
• M10: 10,140,940 km (0.058 R)
• M11: 11,960,799 km (0.109 R)
• M12: 12,447,889 km (0.075 R)
• M13: 13,461,714 km (0.113 R)
• M14: 14,095,859 km (0.113 R)
• M15: 15,084,252 km (0.065 R)
• M16: 16,954,675 km (0.075 R)
• M17: 18,199,329 km (0.102 R)
• M18: 20,660,962 km (0.11 R)
• M19: 23,790,998 km (0.048 R)
• M20: 24,406,444 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.3

Radius: 13.1

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.65 AU - 4.07 AU

Year: 5144 Days

Day: 5.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,718,370 km

• M1: 163,810 km (0.088 R)
• M2: 1,013,226 km (0.073 R)
• M3: 1,447,509 km (0.08 R)
• M4: 1,971,999 km (0.08 R)
• M5: 2,652,969 km (0.092 R)
• M6: 3,578,531 km (0.053 R)
• M7: 4,168,545 km (0.109 R)
• M8: 4,868,812 km (0.099 R)
• M9: 5,544,695 km (0.108 R)
• M10: 6,703,929 km (0.087 R)
• M11: 7,356,625 km (0.058 R)
• M12: 7,953,969 km (0.095 R)
• M13: 9,682,273 km (0.074 R)
• M14: 11,194,857 km (0.088 R)
• M15: 12,244,287 km (0.1 R)
• M16: 12,681,860 km (0.109 R)
• M17: 15,178,948 km (0.064 R)
• M18: 16,890,048 km (0.082 R)
• M19: 17,598,245 km (0.102 R)
• M20: 18,611,471 km (0.073 R)
• M21: 19,132,520 km (0.119 R)
• M22: 19,722,834 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.5

Radius: 13.6

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.79 AU - 4.47 AU

Year: 5693 Days

Day: 11.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,718,370 km

• M1: 169,345 km (0.088 R)
• M2: 630,106 km (0.103 R)
• M3: 1,081,742 km (0.052 R)
• M4: 1,654,552 km (0.103 R)
• M5: 2,337,317 km (0.106 R)
• M6: 4,093,447 km (0.104 R)
• M7: 5,352,612 km (0.047 R)
• M8: 6,365,988 km (0.033 R)
• M9: 6,982,181 km (0.092 R)
• M10: 7,773,853 km (0.085 R)
• M11: 8,370,300 km (0.087 R)
• M12: 8,921,867 km (0.048 R)
• M13: 10,680,839 km (0.092 R)
• M14: 11,732,811 km (0.108 R)
• M15: 13,538,009 km (0.086 R)
• M16: 14,196,240 km (0.094 R)
• M17: 15,576,729 km (0.118 R)
• M18: 16,130,989 km (0.06 R)
• M19: 17,753,079 km (0.105 R)
• M20: 20,849,455 km (0.089 R)
• M21: 21,319,492 km (0.118 R)
• M22: 22,072,418 km (0.093 R)
• M23: 23,127,532 km (0.051 R)
• M24: 24,960,405 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 775.1

Radius: 4.4

Gravity: 40.04 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.13 AU - 6.67 AU

Year: 9720 Days

Day: 17.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 61,718,370 km

• M1: 55,351 km (0.088 R)
• M2: 226,641 km (0.119 R)
• M3: 395,836 km (0.058 R)
• M4: 561,890 km (0.063 R)
• M5: 723,007 km (0.035 R)
• M6: 935,136 km (0.057 R)
• M7: 1,273,676 km (0.118 R)
• M8: 2,013,139 km (0.067 R)
• M9: 2,514,441 km (0.083 R)
• M10: 2,892,325 km (0.098 R)
• M11: 3,947,140 km (0.114 R)
• M12: 6,397,403 km (0.113 R)
• M13: 6,741,778 km (0.117 R)
• M14: 6,898,855 km (0.038 R)
• M15: 12,122,215 km (0.085 R)
• M16: 13,437,629 km (0.092 R)
• M17: 13,749,391 km (0.086 R)
• M18: 14,713,399 km (0.108 R)
• M19: 15,178,350 km (0.112 R)
• M20: 19,414,662 km (0.031 R)
• M21: 22,405,273 km (0.116 R)
• M22: 24,468,527 km (0.089 R)
• M23: 26,169,156 km (0.092 R)
• M24: 27,048,193 km (0.113 R)
• M25: 27,445,076 km (0.115 R)
• M26: 28,047,806 km (0.069 R)
• M27: 28,454,562 km (0.11 R)
• M28: 29,698,169 km (0.114 R)
• M29: 34,220,214 km (0.116 R)
• M30: 36,102,604 km (0.055 R)
• M31: 40,072,333 km (0.09 R)
• M32: 43,098,847 km (0.109 R)
• M33: 47,990,997 km (0.069 R)
• M34: 48,572,633 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.9

Radius: 4

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.55 AU - 8.29 AU

Year: 15117 Days

Day: 19.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,718,370 km

• M1: 78,539 km (0.09 R)
• M2: 328,068 km (0.094 R)
• M3: 1,970,503 km (0.107 R)
• M4: 2,242,322 km (0.11 R)
• M5: 2,880,058 km (0.1 R)
• M6: 4,503,943 km (0.029 R)
• M7: 5,477,825 km (0.119 R)
• M8: 13,153,094 km (0.071 R)
• M9: 16,736,262 km (0.102 R)
• M10: 16,995,964 km (0.105 R)
• M11: 24,562,325 km (0.026 R)
• M12: 28,421,651 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 401.4

Radius: 5.8

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 7.34 AU - 9.34 AU

Year: 16336 Days

Day: 21.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,718,370 km

• M1: 72,106 km (0.025 R)
• M2: 271,071 km (0.068 R)
• M3: 503,397 km (0.117 R)
• M4: 1,129,763 km (0.115 R)
• M5: 1,318,256 km (0.054 R)
• M6: 2,068,939 km (0.09 R)
• M7: 2,413,762 km (0.078 R)
• M8: 3,628,197 km (0.111 R)
• M9: 7,442,793 km (0.038 R)
• M10: 8,968,093 km (0.105 R)
• M11: 9,674,046 km (0.101 R)
• M12: 14,774,884 km (0.118 R)
• M13: 18,404,876 km (0.03 R)
• M14: 19,875,124 km (0.07 R)
• M15: 21,071,608 km (0.118 R)
• M16: 25,736,518 km (0.033 R)
• M17: 26,036,462 km (0.095 R)
• M18: 27,053,279 km (0.099 R)
• M19: 28,096,275 km (0.111 R)
• M20: 29,491,874 km (0.068 R)
• M21: 30,373,304 km (0.055 R)
• M22: 37,808,468 km (0.119 R)
• M23: 38,717,126 km (0.064 R)
• M24: 42,777,212 km (0.082 R)
• M25: 43,905,928 km (0.088 R)
• M26: 44,765,368 km (0.106 R)
• M27: 49,385,249 km (0.082 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.6

Radius: 4.5

Gravity: 25.56 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.43 AU - 10.57 AU

Year: 16808 Days

Day: 15.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 168 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 61,718,370 km

• M1: 56,548 km (0.12 R)
• M2: 276,756 km (0.05 R)
• M3: 1,380,788 km (0.117 R)
• M4: 1,638,994 km (0.068 R)
• M5: 1,893,011 km (0.078 R)
• M6: 2,292,139 km (0.098 R)
• M7: 2,500,977 km (0.12 R)
• M8: 2,838,021 km (0.096 R)
• M9: 3,359,968 km (0.091 R)
• M10: 4,274,759 km (0.075 R)
• M11: 4,591,907 km (0.064 R)
• M12: 5,027,236 km (0.037 R)
• M13: 5,489,793 km (0.088 R)
• M14: 5,674,995 km (0.105 R)
• M15: 6,057,966 km (0.112 R)
• M16: 6,255,734 km (0.11 R)
• M17: 7,534,796 km (0.115 R)
• M18: 8,877,138 km (0.094 R)
• M19: 10,203,472 km (0.1 R)
• M20: 10,540,516 km (0.102 R)
• M21: 12,400,915 km (0.116 R)
• M22: 13,044,785 km (0.07 R)
• M23: 13,441,817 km (0.085 R)
• M24: 17,068,219 km (0.05 R)
• M25: 20,224,735 km (0.045 R)
• M26: 21,479,262 km (0.078 R)
• M27: 22,219,024 km (0.075 R)
• M28: 27,446,123 km (0.109 R)
• M29: 27,988,116 km (0.112 R)
• M30: 28,870,145 km (0.07 R)
• M31: 30,805,642 km (0.119 R)
• M32: 31,155,851 km (0.115 R)
• M33: 40,103,300 km (0.048 R)
• M34: 51,763,706 km (0.079 R)
• M35: 52,590,533 km (0.077 R)
• M36: 53,090,938 km (0.106 R)
• M37: 54,781,543 km (0.075 R)
• M38: 55,467,749 km (0.086 R)
• M39: 56,159,639 km (0.12 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 14,696 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit