🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.65 AU - 0.77 AU

Year: 222 Days

Day: 15.3 Hours

Environment

Temp: 151 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.65 AU - 0.99 AU

Year: 275 Days

Day: 26.6 Hours

Environment

Temp: 100 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.1 AU - 2.26 AU

Year: 1194 Days

Day: 35.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.06 AU - 2.64 AU

Year: 1336 Days

Day: 29.2 Hours

Environment

Temp: -81 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,499,529 km

• M1: 712,535 km (0.088 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.35 AU - 3.77 AU

Year: 2491 Days

Day: 17 Hours

Environment

Temp: -123 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,499,529 km

• M1: 1,574,518 km (0.072 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.32 AU - 4.06 AU

Year: 2629 Days

Day: 26.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.1

Radius: 11.4

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 6 AU - 6.9 AU

Year: 6075 Days

Day: 9.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 91,499,529 km

• M1: 147,055 km (0.101 R)
• M2: 225,893 km (0.1 R)
• M3: 343,178 km (0.113 R)
• M4: 511,774 km (0.111 R)
• M5: 724,054 km (0.077 R)
• M6: 828,174 km (0.088 R)
• M7: 951,891 km (0.079 R)
• M8: 1,038,209 km (0.107 R)
• M9: 1,142,329 km (0.07 R)
• M10: 1,394,551 km (0.09 R)
• M11: 1,477,129 km (0.082 R)
• M12: 1,612,815 km (0.112 R)
• M13: 1,770,640 km (0.07 R)
• M14: 1,915,451 km (0.093 R)
• M15: 2,064,151 km (0.116 R)
• M16: 3,014,995 km (0.088 R)
• M17: 3,101,613 km (0.052 R)
• M18: 3,189,127 km (0.041 R)
• M19: 3,411,430 km (0.066 R)
• M20: 3,501,787 km (0.113 R)
• M21: 3,708,232 km (0.088 R)
• M22: 4,013,412 km (0.115 R)
• M23: 4,133,090 km (0.116 R)
• M24: 4,774,266 km (0.117 R)
• M25: 4,901,275 km (0.119 R)
• M26: 5,158,434 km (0.069 R)
• M27: 6,231,350 km (0.116 R)
• M28: 7,254,599 km (0.096 R)
• M29: 8,025,776 km (0.034 R)
• M30: 8,207,538 km (0.115 R)
• M31: 8,329,310 km (0.063 R)
• M32: 8,791,867 km (0.084 R)
• M33: 8,947,897 km (0.119 R)
• M34: 9,104,975 km (0.082 R)
• M35: 9,549,281 km (0.11 R)
• M36: 9,645,472 km (0.088 R)
• M37: 10,000,767 km (0.104 R)
• M38: 10,891,323 km (0.041 R)
• M39: 11,704,089 km (0.11 R)
• M40: 12,291,559 km (0.067 R)
• M41: 12,888,754 km (0.06 R)
• M42: 15,823,864 km (0.102 R)
• M43: 16,434,822 km (0.081 R)
• M44: 16,781,889 km (0.11 R)
• M45: 17,679,925 km (0.118 R)
• M46: 17,837,601 km (0.117 R)
• M47: 18,393,507 km (0.111 R)
• M48: 18,633,462 km (0.091 R)
• M49: 18,753,888 km (0.108 R)
• M50: 18,995,339 km (0.071 R)
• M51: 19,481,532 km (0.073 R)
• M52: 19,563,063 km (0.088 R)
• M53: 19,889,934 km (0.116 R)
• M54: 20,054,043 km (0.066 R)
• M55: 20,466,185 km (0.062 R)
• M56: 21,173,484 km (0.113 R)
• M57: 21,466,995 km (0.1 R)
• M58: 22,143,178 km (0.06 R)
• M59: 22,526,447 km (0.115 R)
• M60: 22,826,242 km (0.036 R)
• M61: 23,256,635 km (0.041 R)
• M62: 24,125,499 km (0.101 R)
• M63: 24,784,178 km (0.034 R)
• M64: 25,582,433 km (0.108 R)
• M65: 25,939,972 km (0.095 R)
• M66: 26,164,219 km (0.058 R)
• M67: 26,299,006 km (0.119 R)
• M68: 26,524,301 km (0.043 R)
• M69: 26,931,506 km (0.028 R)
• M70: 27,249,551 km (0.12 R)
• M71: 28,673,274 km (0.105 R)
• M72: 28,812,400 km (0.08 R)
• M73: 28,998,201 km (0.104 R)
• M74: 29,417,673 km (0.072 R)
• M75: 29,933,038 km (0.078 R)
• M76: 30,356,849 km (0.11 R)
• M77: 31,258,325 km (0.112 R)
• M78: 31,592,677 km (0.119 R)
• M79: 31,736,291 km (0.099 R)
• M80: 31,832,183 km (0.104 R)
• M81: 32,264,970 km (0.051 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.3

Radius: 14.9

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 7.32 AU - 7.9 AU

Year: 7785 Days

Day: 7 Hours

Environment

Temp: -161 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 91,499,529 km

• M1: 215,571 km (0.112 R)
• M2: 319,242 km (0.116 R)
• M3: 540,198 km (0.059 R)
• M4: 710,291 km (0.116 R)
• M5: 861,684 km (0.084 R)
• M6: 962,513 km (0.118 R)
• M7: 1,200,224 km (0.095 R)
• M8: 1,482,515 km (0.103 R)
• M9: 1,606,831 km (0.118 R)
• M10: 1,747,752 km (0.073 R)
• M11: 2,412,714 km (0.113 R)
• M12: 2,681,691 km (0.109 R)
• M13: 3,819,682 km (0.095 R)
• M14: 4,081,479 km (0.088 R)
• M15: 4,349,408 km (0.044 R)
• M16: 4,458,166 km (0.112 R)
• M17: 4,678,524 km (0.093 R)
• M18: 5,015,867 km (0.108 R)
• M19: 5,283,797 km (0.096 R)
• M20: 5,536,916 km (0.038 R)
• M21: 5,635,352 km (0.081 R)
• M22: 6,075,618 km (0.113 R)
• M23: 6,423,433 km (0.061 R)
• M24: 6,589,337 km (0.086 R)
• M25: 6,693,906 km (0.11 R)
• M26: 7,181,595 km (0.091 R)
• M27: 7,397,316 km (0.113 R)
• M28: 7,901,610 km (0.119 R)
• M29: 8,035,051 km (0.107 R)
• M30: 8,667,701 km (0.093 R)
• M31: 9,059,647 km (0.102 R)
• M32: 9,339,844 km (0.081 R)
• M33: 9,694,241 km (0.106 R)
• M34: 10,981,531 km (0.073 R)
• M35: 11,405,940 km (0.062 R)
• M36: 11,963,043 km (0.03 R)
• M37: 13,928,759 km (0.072 R)
• M38: 15,183,585 km (0.096 R)
• M39: 15,322,113 km (0.084 R)
• M40: 15,880,562 km (0.108 R)
• M41: 16,247,226 km (0.089 R)
• M42: 16,673,879 km (0.038 R)
• M43: 16,816,745 km (0.102 R)
• M44: 17,277,208 km (0.101 R)
• M45: 18,475,786 km (0.091 R)
• M46: 18,594,267 km (0.116 R)
• M47: 19,640,854 km (0.096 R)
• M48: 20,186,587 km (0.071 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.7

Radius: 14.7

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 9.74 AU - 10.38 AU

Year: 11833 Days

Day: 7.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 91,499,529 km

• M1: 272,717 km (0.109 R)
• M2: 364,869 km (0.097 R)
• M3: 489,783 km (0.111 R)
• M4: 1,311,824 km (0.116 R)
• M5: 1,418,038 km (0.085 R)
• M6: 1,685,370 km (0.078 R)
• M7: 2,167,972 km (0.107 R)
• M8: 2,531,645 km (0.079 R)
• M9: 3,287,862 km (0.119 R)
• M10: 3,495,205 km (0.109 R)
• M11: 3,799,038 km (0.072 R)
• M12: 3,922,905 km (0.069 R)
• M13: 4,206,991 km (0.077 R)
• M14: 4,400,122 km (0.103 R)
• M15: 5,514,776 km (0.075 R)
• M16: 5,620,392 km (0.066 R)
• M17: 5,941,130 km (0.111 R)
• M18: 6,121,994 km (0.116 R)
• M19: 6,415,355 km (0.098 R)
• M20: 6,750,754 km (0.117 R)
• M21: 7,015,841 km (0.098 R)
• M22: 7,400,307 km (0.097 R)
• M23: 7,752,311 km (0.109 R)
• M24: 7,950,379 km (0.099 R)
• M25: 8,595,146 km (0.111 R)
• M26: 8,717,966 km (0.114 R)
• M27: 8,841,384 km (0.074 R)
• M28: 8,965,400 km (0.031 R)
• M29: 10,629,677 km (0.087 R)
• M30: 13,228,940 km (0.106 R)
• M31: 13,513,624 km (0.063 R)
• M32: 13,944,317 km (0.107 R)
• M33: 14,137,298 km (0.086 R)
• M34: 14,770,396 km (0.091 R)
• M35: 15,562,367 km (0.097 R)
• M36: 15,712,414 km (0.108 R)
• M37: 16,114,982 km (0.074 R)
• M38: 18,072,919 km (0.097 R)
• M39: 19,347,941 km (0.108 R)
• M40: 19,563,362 km (0.094 R)
• M41: 19,725,377 km (0.073 R)
• M42: 19,942,144 km (0.036 R)
• M43: 21,259,054 km (0.113 R)
• M44: 22,209,001 km (0.053 R)
• M45: 22,321,648 km (0.071 R)
• M46: 23,229,857 km (0.12 R)
• M47: 24,498,297 km (0.118 R)
• M48: 24,614,684 km (0.119 R)
• M49: 25,140,969 km (0.053 R)
• M50: 25,317,196 km (0.032 R)
• M51: 25,493,871 km (0.047 R)
• M52: 26,145,220 km (0.11 R)
• M53: 26,622,287 km (0.051 R)
• M54: 27,042,059 km (0.06 R)
• M55: 27,645,687 km (0.103 R)
• M56: 28,314,688 km (0.051 R)
• M57: 28,498,095 km (0.103 R)
• M58: 30,478,921 km (0.111 R)
• M59: 30,855,309 km (0.066 R)
• M60: 32,375,971 km (0.098 R)
• M61: 33,338,933 km (0.102 R)
• M62: 33,468,036 km (0.092 R)
• M63: 34,115,944 km (0.084 R)
• M64: 34,572,068 km (0.103 R)
• M65: 35,292,830 km (0.077 R)
• M66: 36,150,924 km (0.104 R)
• M67: 36,949,328 km (0.113 R)
• M68: 37,820,586 km (0.079 R)
• M69: 39,106,379 km (0.101 R)
• M70: 40,612,980 km (0.089 R)
• M71: 41,096,330 km (0.065 R)
• M72: 41,790,165 km (0.116 R)
• M73: 42,068,866 km (0.104 R)
• M74: 42,208,291 km (0.108 R)
• M75: 42,487,890 km (0.099 R)
• M76: 45,531,758 km (0.107 R)
• M77: 46,177,721 km (0.093 R)
• M78: 47,696,738 km (0.117 R)
• M79: 48,938,400 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 849

Radius: 7.9

Gravity: 13.6 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 15.84 AU - 16.12 AU

Year: 23690 Days

Day: 22.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 91,499,529 km

• M1: 151,842 km (0.076 R)
• M2: 266,135 km (0.088 R)
• M3: 597,195 km (0.042 R)
• M4: 722,558 km (0.032 R)
• M5: 857,046 km (0.099 R)
• M6: 2,403,439 km (0.115 R)
• M7: 2,648,780 km (0.073 R)
• M8: 3,570,153 km (0.04 R)
• M9: 4,382,470 km (0.085 R)
• M10: 4,631,999 km (0.116 R)
• M11: 4,783,841 km (0.093 R)
• M12: 5,197,180 km (0.119 R)
• M13: 5,514,776 km (0.102 R)
• M14: 6,057,966 km (0.099 R)
• M15: 6,279,969 km (0.091 R)
• M16: 6,448,416 km (0.049 R)
• M17: 6,618,210 km (0.081 R)
• M18: 6,962,285 km (0.074 R)
• M19: 7,848,054 km (0.07 R)
• M20: 8,273,361 km (0.11 R)
• M21: 8,644,064 km (0.086 R)
• M22: 8,894,192 km (0.1 R)
• M23: 10,048,938 km (0.081 R)
• M24: 12,921,516 km (0.114 R)
• M25: 14,004,754 km (0.103 R)
• M26: 14,151,510 km (0.118 R)
• M27: 15,117,014 km (0.102 R)
• M28: 16,643,661 km (0.041 R)
• M29: 18,942,980 km (0.036 R)
• M30: 19,923,295 km (0.075 R)
• M31: 21,171,689 km (0.072 R)
• M32: 22,103,085 km (0.116 R)
• M33: 22,188,506 km (0.097 R)
• M34: 22,273,926 km (0.091 R)
• M35: 24,093,635 km (0.094 R)
• M36: 26,865,833 km (0.091 R)
• M37: 29,549,170 km (0.035 R)
• M38: 29,831,611 km (0.108 R)
• M39: 30,399,185 km (0.035 R)
• M40: 32,219,791 km (0.06 R)
• M41: 32,607,549 km (0.105 R)
• M42: 34,668,708 km (0.057 R)
• M43: 35,564,799 km (0.04 R)
• M44: 36,267,161 km (0.103 R)
• M45: 36,670,477 km (0.101 R)
• M46: 38,606,722 km (0.085 R)
• M47: 39,328,532 km (0.107 R)
• M48: 40,994,753 km (0.119 R)
• M49: 41,309,806 km (0.09 R)
• M50: 44,288,150 km (0.085 R)
• M51: 45,585,762 km (0.033 R)
• M52: 46,566,975 km (0.101 R)
• M53: 47,665,622 km (0.091 R)
• M54: 47,775,875 km (0.076 R)
• M55: 47,996,831 km (0.098 R)
• M56: 50,000,096 km (0.097 R)
• M57: 50,224,344 km (0.095 R)
• M58: 50,674,035 km (0.117 R)
• M59: 52,485,515 km (0.095 R)
• M60: 53,284,817 km (0.065 R)
• M61: 53,513,851 km (0.115 R)
• M62: 54,433,429 km (0.117 R)
• M63: 54,664,259 km (0.118 R)
• M64: 56,521,666 km (0.113 R)
• M65: 57,458,149 km (0.097 R)
• M66: 58,163,802 km (0.115 R)
• M67: 60,178,885 km (0.08 R)
• M68: 61,855,578 km (0.105 R)
• M69: 62,216,857 km (0.09 R)
• M70: 63,062,534 km (0.096 R)
• M71: 66,113,732 km (0.104 R)
• M72: 66,729,776 km (0.06 R)
• M73: 66,853,194 km (0.053 R)
• M74: 69,212,801 km (0.067 R)
• M75: 70,465,534 km (0.101 R)
• M76: 72,866,580 km (0.101 R)
• M77: 73,375,362 km (0.054 R)
• M78: 74,013,098 km (0.07 R)
• M79: 75,294,104 km (0.059 R)
• M80: 77,229,302 km (0.076 R)
• M81: 77,359,004 km (0.12 R)
• M82: 77,488,555 km (0.105 R)
• M83: 79,573,052 km (0.03 R)
• M84: 79,834,998 km (0.088 R)
• M85: 85,936,347 km (0.076 R)
• M86: 87,822,926 km (0.12 R)
• M87: 88,500,006 km (0.029 R)
• M88: 89,859,252 km (0.092 R)
• M89: 91,088,498 km (0.12 R)
• M90: 91,499,593 km (0.072 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 12,105 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit