🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.97 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.6

Radius: 11.1

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.56 AU - 2.32 AU

Year: 1833 Days

Day: 7.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,102,998 km

• M1: 138,079 km (0.096 R)
• M2: 487,240 km (0.088 R)
• M3: 861,833 km (0.119 R)
• M4: 1,453,493 km (0.118 R)
• M5: 1,988,006 km (0.117 R)
• M6: 2,569,044 km (0.083 R)
• M7: 2,957,251 km (0.117 R)
• M8: 3,315,388 km (0.028 R)
• M9: 5,506,249 km (0.062 R)
• M10: 6,094,019 km (0.116 R)
• M11: 7,323,414 km (0.062 R)
• M12: 9,285,390 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.8

Radius: 10.9

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.9 AU - 2.06 AU

Year: 1890 Days

Day: 14.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,102,998 km

• M1: 136,433 km (0.062 R)
• M2: 649,554 km (0.116 R)
• M3: 1,295,667 km (0.096 R)
• M4: 2,218,237 km (0.044 R)
• M5: 3,568,358 km (0.112 R)
• M6: 3,974,067 km (0.039 R)
• M7: 5,057,156 km (0.077 R)
• M8: 5,403,625 km (0.114 R)
• M9: 7,236,348 km (0.112 R)
• M10: 7,798,238 km (0.09 R)
• M11: 8,389,000 km (0.109 R)
• M12: 9,348,072 km (0.12 R)
• M13: 9,907,717 km (0.115 R)
• M14: 11,248,563 km (0.04 R)
• M15: 11,761,534 km (0.106 R)
• M16: 12,331,203 km (0.027 R)
• M17: 14,151,211 km (0.032 R)
• M18: 17,362,927 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.6

Radius: 14.6

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.81 AU - 4.03 AU

Year: 4290 Days

Day: 8.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,102,998 km

• M1: 181,761 km (0.103 R)
• M2: 756,965 km (0.093 R)
• M3: 1,425,069 km (0.082 R)
• M4: 2,165,579 km (0.119 R)
• M5: 2,783,418 km (0.117 R)
• M6: 3,762,087 km (0.062 R)
• M7: 4,263,539 km (0.094 R)
• M8: 4,934,635 km (0.058 R)
• M9: 5,565,340 km (0.099 R)
• M10: 6,368,830 km (0.092 R)
• M11: 7,683,646 km (0.103 R)
• M12: 10,212,448 km (0.092 R)
• M13: 12,242,491 km (0.043 R)
• M14: 12,765,486 km (0.056 R)
• M15: 13,754,627 km (0.106 R)
• M16: 14,268,047 km (0.115 R)
• M17: 14,741,075 km (0.083 R)
• M18: 15,774,198 km (0.032 R)
• M19: 18,849,033 km (0.114 R)
• M20: 20,131,535 km (0.104 R)
• M21: 20,727,383 km (0.105 R)
• M22: 21,471,483 km (0.089 R)
• M23: 23,884,946 km (0.111 R)
• M24: 25,005,134 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.9

Radius: 11.9

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.19 AU - 4.45 AU

Year: 5064 Days

Day: 6.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,102,998 km

• M1: 154,385 km (0.084 R)
• M2: 693,835 km (0.061 R)
• M3: 1,207,404 km (0.085 R)
• M4: 1,719,628 km (0.107 R)
• M5: 2,139,549 km (0.084 R)
• M6: 2,643,843 km (0.108 R)
• M7: 4,164,206 km (0.102 R)
• M8: 6,063,950 km (0.12 R)
• M9: 7,361,262 km (0.091 R)
• M10: 8,142,762 km (0.049 R)
• M11: 9,306,633 km (0.061 R)
• M12: 10,418,445 km (0.098 R)
• M13: 11,027,158 km (0.112 R)
• M14: 11,702,593 km (0.115 R)
• M15: 12,227,083 km (0.082 R)
• M16: 13,323,037 km (0.119 R)
• M17: 14,236,332 km (0.056 R)
• M18: 14,884,988 km (0.1 R)
• M19: 17,283,341 km (0.115 R)
• M20: 18,253,035 km (0.118 R)
• M21: 18,721,725 km (0.056 R)
• M22: 20,614,437 km (0.106 R)
• M23: 21,380,228 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.4

Radius: 10.2

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.21 AU - 6.21 AU

Year: 8066 Days

Day: 6 Hours

Environment

Temp: -228 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 84,102,998 km

• M1: 127,308 km (0.035 R)
• M2: 656,585 km (0.108 R)
• M3: 1,298,659 km (0.084 R)
• M4: 1,657,096 km (0.063 R)
• M5: 2,131,770 km (0.05 R)
• M6: 2,484,821 km (0.108 R)
• M7: 2,939,449 km (0.108 R)
• M8: 3,495,953 km (0.057 R)
• M9: 4,968,893 km (0.089 R)
• M10: 5,962,223 km (0.116 R)
• M11: 7,512,805 km (0.111 R)
• M12: 7,877,375 km (0.11 R)
• M13: 10,368,329 km (0.096 R)
• M14: 12,369,201 km (0.06 R)
• M15: 12,935,877 km (0.066 R)
• M16: 13,938,782 km (0.069 R)
• M17: 15,248,511 km (0.106 R)
• M18: 16,300,034 km (0.069 R)
• M19: 17,681,720 km (0.076 R)
• M20: 18,473,991 km (0.088 R)
• M21: 18,842,001 km (0.094 R)
• M22: 20,597,832 km (0.108 R)
• M23: 22,627,276 km (0.092 R)
• M24: 22,963,872 km (0.075 R)
• M25: 25,144,410 km (0.051 R)
• M26: 26,146,117 km (0.106 R)
• M27: 27,842,557 km (0.03 R)
• M28: 34,358,143 km (0.086 R)
• M29: 37,086,359 km (0.05 R)
• M30: 39,103,986 km (0.046 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.4

Radius: 3

Gravity: 31.6 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 6.91 AU - 10.35 AU

Year: 17195 Days

Day: 22.9 Hours

Environment

Temp: -240 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 84,102,998 km

• M1: 37,549 km (0.052 R)
• M2: 220,956 km (0.084 R)
• M3: 341,382 km (0.112 R)
• M4: 519,105 km (0.101 R)
• M5: 764,146 km (0.074 R)
• M6: 1,013,526 km (0.043 R)
• M7: 1,115,551 km (0.048 R)
• M8: 1,550,432 km (0.068 R)
• M9: 1,948,213 km (0.104 R)
• M10: 4,496,014 km (0.058 R)
• M11: 5,780,312 km (0.078 R)
• M12: 6,961,238 km (0.096 R)
• M13: 7,890,839 km (0.101 R)
• M14: 8,804,882 km (0.058 R)
• M15: 9,044,089 km (0.076 R)
• M16: 11,004,719 km (0.052 R)
• M17: 11,678,358 km (0.106 R)
• M18: 12,025,275 km (0.052 R)
• M19: 12,922,414 km (0.115 R)
• M20: 16,021,483 km (0.094 R)
• M21: 19,420,197 km (0.11 R)
• M22: 19,662,396 km (0.109 R)
• M23: 19,825,009 km (0.078 R)
• M24: 24,751,716 km (0.113 R)
• M25: 25,709,591 km (0.082 R)
• M26: 26,592,517 km (0.117 R)
• M27: 30,543,696 km (0.044 R)
• M28: 31,201,329 km (0.105 R)
• M29: 32,318,077 km (0.12 R)
• M30: 32,886,399 km (0.087 R)
• M31: 35,226,409 km (0.085 R)
• M32: 35,949,416 km (0.082 R)
• M33: 41,423,052 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.2

Radius: 3.8

Gravity: 58.53 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.76 AU - 10.76 AU

Year: 19112 Days

Day: 24.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 84,102,998 km

• M1: 50,414 km (0.081 R)
• M2: 209,287 km (0.073 R)
• M3: 429,196 km (0.098 R)
• M4: 689,796 km (0.097 R)
• M5: 833,709 km (0.096 R)
• M6: 1,035,367 km (0.056 R)
• M7: 1,604,736 km (0.098 R)
• M8: 1,997,132 km (0.076 R)
• M9: 2,120,251 km (0.108 R)
• M10: 2,544,061 km (0.116 R)
• M11: 3,184,939 km (0.09 R)
• M12: 4,022,986 km (0.099 R)
• M13: 4,186,796 km (0.054 R)
• M14: 4,527,729 km (0.113 R)
• M15: 7,749,319 km (0.069 R)
• M16: 8,743,696 km (0.089 R)
• M17: 10,117,454 km (0.077 R)
• M18: 10,792,738 km (0.069 R)
• M19: 12,716,118 km (0.057 R)
• M20: 13,647,963 km (0.085 R)
• M21: 13,869,219 km (0.099 R)
• M22: 18,997,284 km (0.055 R)
• M23: 22,900,143 km (0.099 R)
• M24: 24,383,107 km (0.109 R)
• M25: 26,268,489 km (0.068 R)
• M26: 30,451,843 km (0.115 R)
• M27: 33,563,479 km (0.113 R)
• M28: 33,832,007 km (0.113 R)
• M29: 34,237,417 km (0.11 R)
• M30: 36,454,458 km (0.076 R)
• M31: 38,912,949 km (0.115 R)
• M32: 40,107,189 km (0.104 R)
• M33: 42,568,672 km (0.077 R)
• M34: 46,446,549 km (0.068 R)
• M35: 48,986,122 km (0.076 R)
• M36: 52,154,006 km (0.106 R)
• M37: 61,664,093 km (0.101 R)
• M38: 64,313,172 km (0.065 R)
• M39: 71,598,139 km (0.115 R)
• M40: 74,295,090 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.6

Radius: 5.4

Gravity: 32.91 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.17 AU - 11.69 AU

Year: 19641 Days

Day: 23.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 84,102,998 km

• M1: 67,169 km (0.097 R)
• M2: 374,144 km (0.103 R)
• M3: 719,566 km (0.032 R)
• M4: 890,855 km (0.054 R)
• M5: 1,364,632 km (0.045 R)
• M6: 1,666,969 km (0.078 R)
• M7: 2,053,979 km (0.037 R)
• M8: 2,499,032 km (0.074 R)
• M9: 3,578,830 km (0.118 R)
• M10: 4,054,252 km (0.092 R)
• M11: 4,499,306 km (0.094 R)
• M12: 6,749,557 km (0.063 R)
• M13: 7,324,761 km (0.115 R)
• M14: 7,675,119 km (0.06 R)
• M15: 8,301,485 km (0.037 R)
• M16: 9,537,463 km (0.028 R)
• M17: 10,199,433 km (0.106 R)
• M18: 10,510,148 km (0.106 R)
• M19: 13,597,848 km (0.114 R)
• M20: 14,280,613 km (0.064 R)
• M21: 16,465,938 km (0.104 R)
• M22: 18,771,541 km (0.101 R)
• M23: 19,712,811 km (0.095 R)
• M24: 22,203,166 km (0.114 R)
• M25: 25,232,523 km (0.12 R)
• M26: 30,917,841 km (0.12 R)
• M27: 32,628,941 km (0.055 R)
• M28: 33,303,478 km (0.079 R)
• M29: 33,712,778 km (0.094 R)
• M30: 47,432,997 km (0.098 R)
• M31: 48,298,421 km (0.102 R)
• M32: 51,682,923 km (0.109 R)
• M33: 61,133,918 km (0.113 R)
• M34: 70,098,869 km (0.086 R)
• M35: 70,322,369 km (0.099 R)
• M36: 70,546,317 km (0.099 R)
• M37: 82,611,086 km (0.07 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.3

Radius: 3.6

Gravity: 69.93 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 8.59 AU - 10.63 AU

Year: 20206 Days

Day: 18.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 84,102,998 km

• M1: 49,816 km (0.114 R)
• M2: 290,519 km (0.109 R)
• M3: 495,319 km (0.057 R)
• M4: 747,989 km (0.073 R)
• M5: 976,874 km (0.053 R)
• M6: 1,192,295 km (0.113 R)
• M7: 1,929,813 km (0.059 R)
• M8: 2,116,211 km (0.085 R)
• M9: 2,476,892 km (0.112 R)
• M10: 2,672,117 km (0.077 R)
• M11: 2,930,323 km (0.062 R)
• M12: 4,620,929 km (0.098 R)
• M13: 5,838,207 km (0.052 R)
• M14: 8,387,803 km (0.085 R)
• M15: 11,260,830 km (0.116 R)
• M16: 12,069,706 km (0.032 R)
• M17: 14,492,593 km (0.109 R)
• M18: 15,367,292 km (0.05 R)
• M19: 15,776,143 km (0.111 R)
• M20: 16,530,565 km (0.069 R)
• M21: 17,930,352 km (0.119 R)
• M22: 18,937,295 km (0.092 R)
• M23: 22,916,898 km (0.116 R)
• M24: 24,211,219 km (0.086 R)
• M25: 34,802,299 km (0.104 R)
• M26: 41,174,720 km (0.054 R)
• M27: 44,882,353 km (0.056 R)
• M28: 46,391,796 km (0.063 R)
• M29: 47,244,803 km (0.047 R)
• M30: 47,761,514 km (0.109 R)
• M31: 49,158,010 km (0.068 R)
• M32: 51,485,005 km (0.11 R)
• M33: 56,550,538 km (0.06 R)
• M34: 58,310,108 km (0.085 R)
• M35: 62,557,042 km (0.066 R)
• M36: 65,499,932 km (0.047 R)
• M37: 66,572,848 km (0.088 R)
• M38: 68,753,985 km (0.064 R)
• M39: 74,879,868 km (0.055 R)
• M40: 78,917,814 km (0.109 R)
• M41: 79,888,554 km (0.1 R)
• M42: 83,348,753 km (0.114 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: 206 - 11,606 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit