🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.93 AU - 1.15 AU

Year: 406 Days

Day: 31.2 Hours

Environment

Temp: -8 °C

Axial Tilt: 12.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 106,959,969 km

• M1: 31,864 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.39 AU - 1.47 AU

Year: 655 Days

Day: 12.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.37 AU - 1.53 AU

Year: 669 Days

Day: 32.5 Hours

Environment

Temp: -55 °C

Axial Tilt: 154.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.23 AU - 1.73 AU

Year: 689 Days

Day: 17.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.13 AU - 2.65 AU

Year: 1415 Days

Day: 43.2 Hours

Environment

Temp: -89 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,959,969 km

• M1: 224,696 km (0.068 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.18 AU - 3.44 AU

Year: 1804 Days

Day: 38.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.8

Radius: 11.6

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.34 AU - 4.9 AU

Year: 3202 Days

Day: 6.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 106,959,969 km

• M1: 159,471 km (0.114 R)
• M2: 288,873 km (0.073 R)
• M3: 725,550 km (0.11 R)
• M4: 834,008 km (0.068 R)
• M5: 906,264 km (0.116 R)
• M6: 1,068,877 km (0.099 R)
• M7: 1,265,299 km (0.08 R)
• M8: 1,399,039 km (0.047 R)
• M9: 1,734,438 km (0.058 R)
• M10: 1,884,036 km (0.095 R)
• M11: 2,196,546 km (0.114 R)
• M12: 2,434,257 km (0.118 R)
• M13: 2,525,661 km (0.108 R)
• M14: 2,618,262 km (0.101 R)
• M15: 2,806,905 km (0.1 R)
• M16: 3,000,185 km (0.095 R)
• M17: 3,923,503 km (0.111 R)
• M18: 4,121,870 km (0.101 R)
• M19: 4,194,874 km (0.107 R)
• M20: 4,528,627 km (0.104 R)
• M21: 5,045,637 km (0.073 R)
• M22: 5,380,886 km (0.043 R)
• M23: 5,460,771 km (0.05 R)
• M24: 5,703,120 km (0.076 R)
• M25: 5,948,909 km (0.086 R)
• M26: 6,387,530 km (0.079 R)
• M27: 6,621,501 km (0.062 R)
• M28: 6,750,305 km (0.069 R)
• M29: 6,945,231 km (0.072 R)
• M30: 7,652,978 km (0.099 R)
• M31: 7,765,625 km (0.084 R)
• M32: 8,015,454 km (0.103 R)
• M33: 8,244,937 km (0.118 R)
• M34: 8,686,999 km (0.095 R)
• M35: 8,875,492 km (0.111 R)
• M36: 9,112,904 km (0.111 R)
• M37: 9,618,395 km (0.071 R)
• M38: 9,886,923 km (0.099 R)
• M39: 10,059,110 km (0.117 R)
• M40: 10,456,293 km (0.08 R)
• M41: 10,581,506 km (0.083 R)
• M42: 11,420,301 km (0.115 R)
• M43: 11,756,597 km (0.11 R)
• M44: 11,912,927 km (0.052 R)
• M45: 12,096,185 km (0.069 R)
• M46: 12,412,584 km (0.11 R)
• M47: 12,625,013 km (0.111 R)
• M48: 12,811,861 km (0.082 R)
• M49: 12,892,195 km (0.103 R)
• M50: 13,080,389 km (0.041 R)
• M51: 13,378,089 km (0.09 R)
• M52: 13,486,846 km (0.086 R)
• M53: 13,568,527 km (0.109 R)
• M54: 13,732,636 km (0.092 R)
• M55: 15,125,242 km (0.091 R)
• M56: 15,323,759 km (0.079 R)
• M57: 15,608,892 km (0.097 R)
• M58: 15,838,226 km (0.055 R)
• M59: 16,184,395 km (0.098 R)
• M60: 16,358,527 km (0.077 R)
• M61: 16,796,251 km (0.098 R)
• M62: 16,943,156 km (0.046 R)
• M63: 17,208,393 km (0.091 R)
• M64: 17,534,516 km (0.109 R)
• M65: 17,773,125 km (0.094 R)
• M66: 18,313,622 km (0.084 R)
• M67: 18,434,497 km (0.09 R)
• M68: 18,585,890 km (0.025 R)
• M69: 18,981,576 km (0.107 R)
• M70: 19,472,556 km (0.059 R)
• M71: 19,595,825 km (0.113 R)
• M72: 19,874,376 km (0.064 R)
• M73: 20,029,659 km (0.093 R)
• M74: 20,529,465 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546.3

Radius: 7

Gravity: 11.15 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 9.63 AU - 15.67 AU

Year: 17227 Days

Day: 23.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 106,959,969 km

• M1: 92,751 km (0.104 R)
• M2: 309,518 km (0.078 R)
• M3: 370,105 km (0.089 R)
• M4: 469,438 km (0.093 R)
• M5: 559,646 km (0.038 R)
• M6: 675,883 km (0.09 R)
• M7: 843,433 km (0.063 R)
• M8: 1,218,175 km (0.099 R)
• M9: 1,268,440 km (0.044 R)
• M10: 1,319,453 km (0.094 R)
• M11: 1,557,613 km (0.087 R)
• M12: 1,752,240 km (0.054 R)
• M13: 1,867,131 km (0.101 R)
• M14: 2,446,075 km (0.118 R)
• M15: 2,574,729 km (0.107 R)
• M16: 3,428,634 km (0.061 R)
• M17: 4,246,485 km (0.028 R)
• M18: 4,958,571 km (0.048 R)
• M19: 6,138,449 km (0.118 R)
• M20: 6,357,910 km (0.12 R)
• M21: 7,031,848 km (0.092 R)
• M22: 7,354,082 km (0.112 R)
• M23: 7,728,376 km (0.105 R)
• M24: 8,060,932 km (0.119 R)
• M25: 9,086,425 km (0.077 R)
• M26: 9,792,677 km (0.082 R)
• M27: 11,044,212 km (0.079 R)
• M28: 11,472,362 km (0.062 R)
• M29: 11,634,376 km (0.057 R)
• M30: 12,070,155 km (0.111 R)
• M31: 12,125,057 km (0.077 R)
• M32: 12,733,771 km (0.071 R)
• M33: 13,465,903 km (0.115 R)
• M34: 13,522,900 km (0.074 R)
• M35: 14,618,854 km (0.113 R)
• M36: 15,385,243 km (0.1 R)
• M37: 15,683,392 km (0.116 R)
• M38: 15,863,209 km (0.084 R)
• M39: 16,346,260 km (0.05 R)
• M40: 16,467,734 km (0.086 R)
• M41: 18,896,006 km (0.086 R)
• M42: 19,472,108 km (0.12 R)
• M43: 19,600,911 km (0.094 R)
• M44: 20,641,514 km (0.049 R)
• M45: 20,772,861 km (0.116 R)
• M46: 22,235,779 km (0.113 R)
• M47: 22,370,417 km (0.108 R)
• M48: 22,640,591 km (0.09 R)
• M49: 22,708,209 km (0.089 R)
• M50: 25,330,061 km (0.112 R)
• M51: 26,035,864 km (0.055 R)
• M52: 27,178,492 km (0.078 R)
• M53: 28,702,745 km (0.042 R)
• M54: 29,069,858 km (0.075 R)
• M55: 29,143,460 km (0.11 R)
• M56: 29,586,270 km (0.093 R)
• M57: 29,660,321 km (0.09 R)
• M58: 30,403,972 km (0.103 R)
• M59: 30,628,219 km (0.086 R)
• M60: 31,530,893 km (0.064 R)
• M61: 31,606,440 km (0.074 R)
• M62: 32,213,657 km (0.099 R)
• M63: 33,285,227 km (0.026 R)
• M64: 33,980,408 km (0.057 R)
• M65: 34,213,183 km (0.086 R)
• M66: 35,384,833 km (0.079 R)
• M67: 36,967,579 km (0.061 R)
• M68: 37,527,075 km (0.12 R)
• M69: 37,687,294 km (0.06 R)
• M70: 38,897,242 km (0.097 R)
• M71: 39,303,250 km (0.058 R)
• M72: 40,283,715 km (0.104 R)
• M73: 41,935,425 km (0.079 R)
• M74: 42,018,601 km (0.105 R)
• M75: 42,101,778 km (0.068 R)
• M76: 42,268,430 km (0.076 R)
• M77: 42,769,582 km (0.056 R)
• M78: 45,219,547 km (0.112 R)
• M79: 46,160,667 km (0.081 R)
• M80: 46,246,536 km (0.066 R)
• M81: 47,801,456 km (0.066 R)
• M82: 48,760,080 km (0.072 R)
• M83: 50,430,789 km (0.077 R)
• M84: 51,139,883 km (0.106 R)
• M85: 51,584,637 km (0.095 R)
• M86: 52,299,116 km (0.117 R)
• M87: 53,376,819 km (0.066 R)
• M88: 54,280,540 km (0.105 R)
• M89: 54,825,226 km (0.088 R)
• M90: 55,007,137 km (0.051 R)
• M91: 57,760,486 km (0.11 R)
• M92: 59,807,882 km (0.114 R)
• M93: 62,258,146 km (0.076 R)
• M94: 62,542,980 km (0.09 R)
• M95: 63,400,026 km (0.055 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 926.8

Radius: 7.2

Gravity: 17.88 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 15.33 AU - 20.19 AU

Year: 28657 Days

Day: 20.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 106,959,969 km

• M1: 139,276 km (0.029 R)
• M2: 912,697 km (0.06 R)
• M3: 976,724 km (0.114 R)
• M4: 1,320,351 km (0.082 R)
• M5: 1,468,004 km (0.05 R)
• M6: 1,543,850 km (0.074 R)
• M7: 1,779,467 km (0.066 R)
• M8: 2,154,209 km (0.084 R)
• M9: 2,462,531 km (0.03 R)
• M10: 3,418,461 km (0.12 R)
• M11: 3,988,429 km (0.115 R)
• M12: 4,311,859 km (0.12 R)
• M13: 4,869,411 km (0.086 R)
• M14: 5,214,832 km (0.104 R)
• M15: 5,449,551 km (0.113 R)
• M16: 6,236,137 km (0.084 R)
• M17: 6,674,309 km (0.109 R)
• M18: 8,455,870 km (0.063 R)
• M19: 9,363,032 km (0.098 R)
• M20: 10,447,616 km (0.034 R)
• M21: 10,967,319 km (0.118 R)
• M22: 11,419,553 km (0.064 R)
• M23: 13,851,117 km (0.063 R)
• M24: 14,586,092 km (0.095 R)
• M25: 14,668,520 km (0.062 R)
• M26: 15,754,301 km (0.085 R)
• M27: 16,264,131 km (0.116 R)
• M28: 16,521,140 km (0.093 R)
• M29: 19,435,157 km (0.031 R)
• M30: 19,890,383 km (0.116 R)
• M31: 20,625,956 km (0.05 R)
• M32: 24,337,330 km (0.108 R)
• M33: 25,024,881 km (0.113 R)
• M34: 25,321,534 km (0.03 R)
• M35: 25,619,383 km (0.053 R)
• M36: 26,218,523 km (0.03 R)
• M37: 26,822,300 km (0.095 R)
• M38: 27,227,261 km (0.085 R)
• M39: 27,532,441 km (0.114 R)
• M40: 28,867,602 km (0.032 R)
• M41: 29,282,736 km (0.102 R)
• M42: 31,814,231 km (0.053 R)
• M43: 32,350,390 km (0.106 R)
• M44: 33,323,075 km (0.077 R)
• M45: 34,965,361 km (0.051 R)
• M46: 35,075,764 km (0.057 R)
• M47: 36,074,928 km (0.066 R)
• M48: 37,083,218 km (0.107 R)
• M49: 37,647,501 km (0.102 R)
• M50: 39,357,105 km (0.095 R)
• M51: 42,615,497 km (0.113 R)
• M52: 42,851,412 km (0.101 R)
• M53: 42,969,595 km (0.094 R)
• M54: 43,206,408 km (0.12 R)
• M55: 43,562,152 km (0.074 R)
• M56: 45,959,308 km (0.091 R)
• M57: 46,930,049 km (0.115 R)
• M58: 47,907,521 km (0.111 R)
• M59: 50,505,288 km (0.07 R)
• M60: 52,136,354 km (0.081 R)
• M61: 53,402,550 km (0.083 R)
• M62: 54,679,069 km (0.095 R)
• M63: 55,063,835 km (0.085 R)
• M64: 56,223,966 km (0.118 R)
• M65: 60,280,911 km (0.102 R)
• M66: 60,545,849 km (0.092 R)
• M67: 62,143,703 km (0.119 R)
• M68: 62,947,942 km (0.105 R)
• M69: 64,701,977 km (0.077 R)
• M70: 67,157,327 km (0.092 R)
• M71: 67,844,729 km (0.111 R)
• M72: 68,534,375 km (0.025 R)
• M73: 74,419,256 km (0.101 R)
• M74: 77,277,772 km (0.112 R)
• M75: 78,286,810 km (0.102 R)
• M76: 79,445,296 km (0.106 R)
• M77: 79,881,224 km (0.095 R)
• M78: 82,072,533 km (0.102 R)
• M79: 82,513,099 km (0.119 R)
• M80: 84,579,794 km (0.116 R)
• M81: 87,411,681 km (0.117 R)
• M82: 88,011,868 km (0.118 R)
• M83: 89,367,225 km (0.071 R)
• M84: 90,123,143 km (0.107 R)
• M85: 90,274,685 km (0.089 R)
• M86: 91,641,412 km (0.098 R)
• M87: 94,703,231 km (0.07 R)
• M88: 100,769,425 km (0.025 R)
• M89: 102,187,014 km (0.117 R)
• M90: 103,294,188 km (0.06 R)
• M91: 103,769,909 km (0.052 R)
• M92: 103,928,633 km (0.073 R)
• M93: 105,999,516 km (0.109 R)
• M94: 106,639,496 km (0.058 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 13,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit