🌌 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: 310.7

Radius: 10

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.77 AU - 2.11 AU

Year: 1802 Days

Day: 6.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,642,270 km

• M1: 124,465 km (0.077 R)
• M2: 512,522 km (0.094 R)
• M3: 857,196 km (0.086 R)
• M4: 1,323,642 km (0.119 R)
• M5: 1,934,600 km (0.061 R)
• M6: 2,487,663 km (0.092 R)
• M7: 2,976,100 km (0.108 R)
• M8: 3,466,482 km (0.041 R)
• M9: 3,779,590 km (0.106 R)
• M10: 4,373,494 km (0.107 R)
• M11: 4,989,388 km (0.103 R)
• M12: 6,009,496 km (0.12 R)
• M13: 6,325,148 km (0.103 R)
• M14: 6,675,655 km (0.115 R)
• M15: 8,100,426 km (0.083 R)
• M16: 9,903,529 km (0.075 R)
• M17: 10,441,333 km (0.073 R)
• M18: 10,965,374 km (0.058 R)
• M19: 11,541,177 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359

Radius: 13.8

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.27 AU - 2.43 AU

Year: 2402 Days

Day: 7.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,642,270 km

• M1: 171,738 km (0.095 R)
• M2: 883,675 km (0.051 R)
• M3: 1,665,473 km (0.081 R)
• M4: 3,007,516 km (0.033 R)
• M5: 4,916,684 km (0.085 R)
• M6: 5,681,877 km (0.119 R)
• M7: 6,729,211 km (0.099 R)
• M8: 7,701,897 km (0.088 R)
• M9: 10,826,398 km (0.113 R)
• M10: 11,629,738 km (0.068 R)
• M11: 12,472,573 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758

Radius: 11.6

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.06 AU - 2.72 AU

Year: 2464 Days

Day: 7.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,642,270 km

• M1: 144,362 km (0.092 R)
• M2: 529,128 km (0.059 R)
• M3: 980,614 km (0.098 R)
• M4: 1,448,257 km (0.11 R)
• M5: 1,825,692 km (0.11 R)
• M6: 2,191,010 km (0.116 R)
• M7: 2,561,864 km (0.072 R)
• M8: 3,089,346 km (0.083 R)
• M9: 3,669,785 km (0.078 R)
• M10: 4,665,210 km (0.093 R)
• M11: 5,167,110 km (0.095 R)
• M12: 5,704,765 km (0.106 R)
• M13: 6,581,259 km (0.072 R)
• M14: 7,637,420 km (0.052 R)
• M15: 9,536,116 km (0.065 R)
• M16: 9,935,991 km (0.113 R)
• M17: 10,847,491 km (0.101 R)
• M18: 11,648,887 km (0.09 R)
• M19: 16,208,780 km (0.09 R)
• M20: 18,967,963 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.8

Radius: 10

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.7 AU - 4.48 AU

Year: 4536 Days

Day: 5.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,642,270 km

• M1: 124,316 km (0.094 R)
• M2: 458,218 km (0.104 R)
• M3: 810,222 km (0.071 R)
• M4: 1,431,951 km (0.07 R)
• M5: 1,786,947 km (0.107 R)
• M6: 2,548,849 km (0.092 R)
• M7: 2,863,902 km (0.111 R)
• M8: 3,357,126 km (0.064 R)
• M9: 3,821,029 km (0.075 R)
• M10: 4,633,196 km (0.099 R)
• M11: 5,209,746 km (0.101 R)
• M12: 5,693,845 km (0.12 R)
• M13: 6,061,855 km (0.111 R)
• M14: 7,493,806 km (0.118 R)
• M15: 8,837,045 km (0.117 R)
• M16: 10,169,364 km (0.097 R)
• M17: 10,969,713 km (0.086 R)
• M18: 14,859,706 km (0.117 R)
• M19: 17,851,215 km (0.086 R)
• M20: 18,952,554 km (0.097 R)
• M21: 20,622,366 km (0.117 R)
• M22: 21,697,376 km (0.062 R)
• M23: 22,738,876 km (0.079 R)
• M24: 24,696,963 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.9

Radius: 8.8

Gravity: 9.23 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.11 AU - 4.75 AU

Year: 5195 Days

Day: 13.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,642,270 km

• M1: 125,513 km (0.063 R)
• M2: 433,834 km (0.068 R)
• M3: 739,612 km (0.096 R)
• M4: 1,734,438 km (0.077 R)
• M5: 2,669,125 km (0.115 R)
• M6: 4,094,344 km (0.085 R)
• M7: 4,692,436 km (0.113 R)
• M8: 7,043,367 km (0.113 R)
• M9: 7,644,451 km (0.118 R)
• M10: 11,943,445 km (0.106 R)
• M11: 13,004,842 km (0.111 R)
• M12: 13,478,469 km (0.118 R)
• M13: 19,818,128 km (0.089 R)
• M14: 20,375,230 km (0.079 R)
• M15: 22,557,863 km (0.108 R)
• M16: 23,395,761 km (0.095 R)
• M17: 24,333,290 km (0.06 R)
• M18: 30,676,240 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939

Radius: 6.4

Gravity: 22.92 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.35 AU - 6.29 AU

Year: 9363 Days

Day: 24.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,642,270 km

• M1: 81,980 km (0.054 R)
• M2: 366,515 km (0.074 R)
• M3: 606,769 km (0.102 R)
• M4: 846,275 km (0.05 R)
• M5: 1,137,692 km (0.107 R)
• M6: 1,794,127 km (0.092 R)
• M7: 2,132,817 km (0.102 R)
• M8: 2,356,017 km (0.109 R)
• M9: 2,938,252 km (0.119 R)
• M10: 3,287,413 km (0.041 R)
• M11: 3,560,729 km (0.079 R)
• M12: 4,503,046 km (0.094 R)
• M13: 5,097,099 km (0.11 R)
• M14: 5,777,320 km (0.055 R)
• M15: 7,654,624 km (0.108 R)
• M16: 9,207,899 km (0.092 R)
• M17: 10,582,703 km (0.051 R)
• M18: 11,124,995 km (0.084 R)
• M19: 11,972,766 km (0.082 R)
• M20: 12,923,760 km (0.099 R)
• M21: 15,314,334 km (0.102 R)
• M22: 15,797,535 km (0.066 R)
• M23: 21,203,404 km (0.078 R)
• M24: 24,504,879 km (0.034 R)
• M25: 32,896,422 km (0.11 R)
• M26: 34,753,530 km (0.094 R)
• M27: 35,587,688 km (0.102 R)
• M28: 37,171,780 km (0.064 R)
• M29: 37,793,508 km (0.09 R)
• M30: 50,655,933 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.1

Radius: 4.6

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 5.53 AU - 6.47 AU

Year: 9801 Days

Day: 24.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,642,270 km

• M1: 315,203 km (0.081 R)
• M2: 499,956 km (0.076 R)
• M3: 1,097,899 km (0.106 R)
• M4: 1,353,861 km (0.083 R)
• M5: 1,568,384 km (0.107 R)
• M6: 2,038,570 km (0.12 R)
• M7: 3,423,098 km (0.036 R)
• M8: 4,297,199 km (0.107 R)
• M9: 4,619,133 km (0.114 R)
• M10: 6,298,818 km (0.091 R)
• M11: 6,593,676 km (0.075 R)
• M12: 6,744,620 km (0.114 R)
• M13: 10,926,628 km (0.042 R)
• M14: 17,413,043 km (0.082 R)
• M15: 20,895,083 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976.8

Radius: 6.6

Gravity: 22.42 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.7 AU - 8.4 AU

Year: 12483 Days

Day: 24.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,642,270 km

• M1: 82,279 km (0.054 R)
• M2: 510,578 km (0.106 R)
• M3: 903,122 km (0.096 R)
• M4: 1,130,062 km (0.099 R)
• M5: 1,353,113 km (0.116 R)
• M6: 2,430,517 km (0.067 R)
• M7: 3,069,898 km (0.071 R)
• M8: 3,674,722 km (0.044 R)
• M9: 3,902,709 km (0.089 R)
• M10: 4,355,841 km (0.11 R)
• M11: 6,947,176 km (0.036 R)
• M12: 7,750,666 km (0.092 R)
• M13: 9,540,604 km (0.11 R)
• M14: 11,468,622 km (0.088 R)
• M15: 13,373,302 km (0.099 R)
• M16: 14,470,901 km (0.108 R)
• M17: 18,869,527 km (0.034 R)
• M18: 20,336,185 km (0.116 R)
• M19: 22,250,888 km (0.1 R)
• M20: 26,224,656 km (0.107 R)
• M21: 26,858,802 km (0.115 R)
• M22: 27,829,093 km (0.092 R)
• M23: 30,068,873 km (0.063 R)
• M24: 30,763,456 km (0.091 R)
• M25: 32,789,759 km (0.104 R)
• M26: 33,279,094 km (0.031 R)
• M27: 34,650,008 km (0.095 R)
• M28: 36,058,173 km (0.051 R)
• M29: 39,952,655 km (0.075 R)
• M30: 40,792,048 km (0.039 R)
• M31: 42,073,055 km (0.091 R)
• M32: 42,650,951 km (0.112 R)
• M33: 43,527,595 km (0.12 R)
• M34: 51,141,827 km (0.109 R)
• M35: 51,634,902 km (0.104 R)
• M36: 54,660,070 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.8

Radius: 5.8

Gravity: 13.19 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.26 AU - 8.46 AU

Year: 13315 Days

Day: 22.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 130.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,642,270 km

• M1: 73,004 km (0.084 R)
• M2: 340,784 km (0.102 R)
• M3: 682,017 km (0.107 R)
• M4: 923,019 km (0.109 R)
• M5: 1,333,067 km (0.067 R)
• M6: 1,668,914 km (0.113 R)
• M7: 3,161,452 km (0.111 R)
• M8: 3,759,544 km (0.113 R)
• M9: 4,549,271 km (0.054 R)
• M10: 4,731,930 km (0.088 R)
• M11: 4,951,241 km (0.114 R)
• M12: 7,284,369 km (0.109 R)
• M13: 8,641,521 km (0.076 R)
• M14: 11,732,063 km (0.101 R)
• M15: 14,483,467 km (0.112 R)
• M16: 15,081,111 km (0.101 R)
• M17: 17,192,086 km (0.112 R)
• M18: 18,549,089 km (0.087 R)
• M19: 19,412,568 km (0.05 R)
• M20: 19,813,789 km (0.056 R)
• M21: 20,302,525 km (0.061 R)
• M22: 20,882,965 km (0.119 R)
• M23: 35,529,345 km (0.091 R)
• M24: 41,441,602 km (0.074 R)
• M25: 41,839,832 km (0.107 R)
• M26: 42,779,007 km (0.118 R)
• M27: 43,049,779 km (0.07 R)
• M28: 46,390,001 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.1

Radius: 7.6

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 8.42 AU - 8.86 AU

Year: 16936 Days

Day: 24.5 Hours

Environment

Temp: -243 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,642,270 km

• M1: 94,546 km (0.092 R)
• M2: 392,246 km (0.071 R)
• M3: 772,823 km (0.097 R)
• M4: 1,058,854 km (0.116 R)
• M5: 1,373,907 km (0.099 R)
• M6: 1,623,286 km (0.098 R)
• M7: 2,942,740 km (0.053 R)
• M8: 3,209,622 km (0.1 R)
• M9: 3,545,918 km (0.073 R)
• M10: 4,289,420 km (0.08 R)
• M11: 6,396,057 km (0.091 R)
• M12: 8,613,097 km (0.092 R)
• M13: 10,001,814 km (0.054 R)
• M14: 10,329,583 km (0.11 R)
• M15: 11,238,839 km (0.058 R)
• M16: 12,016,000 km (0.097 R)
• M17: 13,150,700 km (0.047 R)
• M18: 14,217,782 km (0.112 R)
• M19: 16,147,744 km (0.103 R)
• M20: 20,960,158 km (0.082 R)
• M21: 21,497,513 km (0.055 R)
• M22: 25,316,896 km (0.108 R)
• M23: 26,858,503 km (0.094 R)
• M24: 28,028,208 km (0.053 R)
• M25: 31,390,271 km (0.095 R)
• M26: 34,389,858 km (0.04 R)
• M27: 34,637,741 km (0.032 R)
• M28: 36,278,381 km (0.11 R)
• M29: 45,861,471 km (0.106 R)
• M30: 47,683,872 km (0.112 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 15,510 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit