🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.23 AU - 1.49 AU

Year: 576 Days

Day: 21.6 Hours

Environment

Temp: -22 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.17 AU - 2.17 AU

Year: 1162 Days

Day: 20.9 Hours

Environment

Temp: -74 °C

Axial Tilt: 44.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,270,725 km

• M1: 953,986 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.8 AU - 4.2 AU

Year: 2380 Days

Day: 34 Hours

Environment

Temp: -121 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 35,270,725 km

• M1: 38,447 km (0.054 R)
• M2: 470,934 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.3

Radius: 13.1

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.38 AU - 6.02 AU

Year: 4310 Days

Day: 8.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 35,270,725 km

• M1: 239,656 km (0.046 R)
• M2: 355,893 km (0.083 R)
• M3: 522,396 km (0.077 R)
• M4: 665,262 km (0.07 R)
• M5: 895,194 km (0.116 R)
• M6: 1,046,437 km (0.067 R)
• M7: 1,138,889 km (0.114 R)
• M8: 1,248,394 km (0.114 R)
• M9: 1,361,490 km (0.08 R)
• M10: 1,553,275 km (0.097 R)
• M11: 1,722,769 km (0.11 R)
• M12: 2,216,891 km (0.083 R)
• M13: 2,303,658 km (0.042 R)
• M14: 2,643,544 km (0.06 R)
• M15: 2,904,592 km (0.113 R)
• M16: 3,193,765 km (0.07 R)
• M17: 3,532,903 km (0.087 R)
• M18: 3,821,029 km (0.107 R)
• M19: 4,138,475 km (0.074 R)
• M20: 4,289,569 km (0.12 R)
• M21: 4,866,868 km (0.086 R)
• M22: 4,957,973 km (0.092 R)
• M23: 6,070,233 km (0.039 R)
• M24: 6,391,270 km (0.085 R)
• M25: 6,641,996 km (0.117 R)
• M26: 7,257,292 km (0.056 R)
• M27: 7,466,430 km (0.119 R)
• M28: 7,730,620 km (0.111 R)
• M29: 7,864,061 km (0.096 R)
• M30: 8,051,956 km (0.074 R)
• M31: 8,762,994 km (0.058 R)
• M32: 10,070,181 km (0.109 R)
• M33: 10,186,867 km (0.09 R)
• M34: 10,776,283 km (0.063 R)
• M35: 10,865,742 km (0.029 R)
• M36: 11,650,981 km (0.107 R)
• M37: 11,988,624 km (0.089 R)
• M38: 12,926,154 km (0.1 R)
• M39: 13,052,863 km (0.072 R)
• M40: 13,789,932 km (0.059 R)
• M41: 14,245,308 km (0.088 R)
• M42: 14,970,708 km (0.075 R)
• M43: 15,103,850 km (0.104 R)
• M44: 15,304,461 km (0.057 R)
• M45: 15,742,034 km (0.112 R)
• M46: 15,979,297 km (0.095 R)
• M47: 16,286,271 km (0.111 R)
• M48: 16,905,906 km (0.1 R)
• M49: 17,183,709 km (0.089 R)
• M50: 17,533,319 km (0.105 R)
• M51: 17,849,868 km (0.116 R)
• M52: 18,417,293 km (0.1 R)
• M53: 18,918,745 km (0.099 R)
• M54: 19,315,778 km (0.085 R)
• M55: 19,861,810 km (0.097 R)
• M56: 20,081,719 km (0.12 R)
• M57: 20,708,833 km (0.074 R)
• M58: 21,680,621 km (0.055 R)
• M59: 21,869,264 km (0.108 R)
• M60: 22,438,334 km (0.1 R)
• M61: 22,705,516 km (0.069 R)
• M62: 22,858,704 km (0.062 R)
• M63: 23,012,192 km (0.095 R)
• M64: 23,320,363 km (0.114 R)
• M65: 24,174,567 km (0.082 R)
• M66: 24,487,825 km (0.116 R)
• M67: 24,999,599 km (0.071 R)
• M68: 25,634,343 km (0.081 R)
• M69: 25,793,814 km (0.119 R)
• M70: 25,953,735 km (0.097 R)
• M71: 26,194,138 km (0.028 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.3

Radius: 10.7

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.55 AU - 6.21 AU

Year: 4535 Days

Day: 6.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 35,270,725 km

• M1: 136,134 km (0.113 R)
• M2: 207,941 km (0.098 R)
• M3: 357,838 km (0.041 R)
• M4: 439,967 km (0.085 R)
• M5: 553,961 km (0.119 R)
• M6: 636,389 km (0.114 R)
• M7: 732,431 km (0.094 R)
• M8: 815,159 km (0.103 R)
• M9: 911,201 km (0.109 R)
• M10: 1,011,282 km (0.09 R)
• M11: 1,115,402 km (0.092 R)
• M12: 1,245,253 km (0.05 R)
• M13: 1,368,970 km (0.065 R)
• M14: 1,604,736 km (0.095 R)
• M15: 1,790,387 km (0.08 R)
• M16: 2,196,695 km (0.105 R)
• M17: 2,474,050 km (0.12 R)
• M18: 2,588,193 km (0.072 R)
• M19: 2,704,131 km (0.07 R)
• M20: 2,777,584 km (0.111 R)
• M21: 2,941,393 km (0.042 R)
• M22: 3,062,568 km (0.055 R)
• M23: 3,154,720 km (0.114 R)
• M24: 3,420,406 km (0.105 R)
• M25: 3,580,326 km (0.103 R)
• M26: 3,841,225 km (0.114 R)
• M27: 4,295,703 km (0.118 R)
• M28: 4,416,279 km (0.077 R)
• M29: 4,538,051 km (0.079 R)
• M30: 4,696,326 km (0.066 R)
• M31: 4,785,037 km (0.11 R)
• M32: 5,018,410 km (0.116 R)
• M33: 5,458,976 km (0.084 R)
• M34: 5,721,819 km (0.055 R)
• M35: 5,797,665 km (0.036 R)
• M36: 5,912,108 km (0.109 R)
• M37: 6,162,684 km (0.117 R)
• M38: 6,318,715 km (0.076 R)
• M39: 6,397,104 km (0.107 R)
• M40: 7,097,521 km (0.058 R)
• M41: 7,322,816 km (0.064 R)
• M42: 7,446,533 km (0.109 R)
• M43: 8,033,705 km (0.079 R)
• M44: 8,204,246 km (0.06 R)
• M45: 8,440,761 km (0.107 R)
• M46: 8,570,612 km (0.101 R)
• M47: 9,163,468 km (0.111 R)
• M48: 9,588,625 km (0.067 R)
• M49: 9,792,377 km (0.04 R)
• M50: 9,951,699 km (0.105 R)
• M51: 10,412,012 km (0.058 R)
• M52: 10,504,762 km (0.06 R)
• M53: 11,281,624 km (0.107 R)
• M54: 11,761,385 km (0.059 R)
• M55: 11,979,498 km (0.093 R)
• M56: 12,101,271 km (0.096 R)
• M57: 12,890,250 km (0.078 R)
• M58: 14,181,878 km (0.11 R)
• M59: 15,223,528 km (0.111 R)
• M60: 15,302,665 km (0.088 R)
• M61: 15,753,703 km (0.087 R)
• M62: 16,047,812 km (0.108 R)
• M63: 16,451,727 km (0.047 R)
• M64: 16,913,685 km (0.105 R)
• M65: 17,490,385 km (0.103 R)
• M66: 18,493,738 km (0.083 R)
• M67: 18,606,385 km (0.045 R)
• M68: 18,747,456 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.4

Radius: 10.1

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.22 AU - 6.4 AU

Year: 5090 Days

Day: 13.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 35,270,725 km

• M1: 129,253 km (0.109 R)
• M2: 261,347 km (0.08 R)
• M3: 363,822 km (0.083 R)
• M4: 633,248 km (0.097 R)
• M5: 744,698 km (0.119 R)
• M6: 815,159 km (0.085 R)
• M7: 1,111,512 km (0.097 R)
• M8: 1,258,417 km (0.115 R)
• M9: 1,402,031 km (0.113 R)
• M10: 1,633,160 km (0.117 R)
• M11: 1,790,687 km (0.081 R)
• M12: 2,109,629 km (0.109 R)
• M13: 2,246,960 km (0.085 R)
• M14: 2,316,822 km (0.103 R)
• M15: 2,422,887 km (0.04 R)
• M16: 2,554,832 km (0.11 R)
• M17: 2,713,855 km (0.068 R)
• M18: 2,825,904 km (0.097 R)
• M19: 2,888,884 km (0.083 R)
• M20: 2,965,030 km (0.116 R)
• M21: 3,210,670 km (0.098 R)
• M22: 3,612,340 km (0.103 R)
• M23: 3,902,859 km (0.119 R)
• M24: 4,058,291 km (0.078 R)
• M25: 4,375,139 km (0.078 R)
• M26: 4,640,376 km (0.079 R)
• M27: 4,820,043 km (0.062 R)
• M28: 4,925,959 km (0.082 R)
• M29: 5,002,254 km (0.038 R)
• M30: 5,388,964 km (0.115 R)
• M31: 5,498,919 km (0.104 R)
• M32: 5,705,214 km (0.098 R)
• M33: 6,125,734 km (0.067 R)
• M34: 6,207,713 km (0.114 R)
• M35: 6,372,720 km (0.111 R)
• M36: 6,439,291 km (0.104 R)
• M37: 6,572,882 km (0.119 R)
• M38: 6,640,051 km (0.103 R)
• M39: 7,082,113 km (0.081 R)
• M40: 7,463,737 km (0.083 R)
• M41: 7,887,697 km (0.093 R)
• M42: 8,520,048 km (0.108 R)
• M43: 8,796,056 km (0.071 R)
• M44: 8,944,606 km (0.075 R)
• M45: 9,225,102 km (0.117 R)
• M46: 9,338,198 km (0.095 R)
• M47: 9,508,590 km (0.113 R)
• M48: 9,584,586 km (0.107 R)
• M49: 9,852,516 km (0.063 R)
• M50: 10,084,093 km (0.109 R)
• M51: 10,181,182 km (0.108 R)
• M52: 10,474,095 km (0.109 R)
• M53: 10,710,460 km (0.102 R)
• M54: 11,028,355 km (0.098 R)
• M55: 11,329,346 km (0.11 R)
• M56: 11,531,453 km (0.106 R)
• M57: 12,103,665 km (0.083 R)
• M58: 12,268,821 km (0.11 R)
• M59: 13,085,027 km (0.108 R)
• M60: 13,446,305 km (0.107 R)
• M61: 13,961,820 km (0.092 R)
• M62: 14,026,745 km (0.077 R)
• M63: 14,156,895 km (0.084 R)
• M64: 14,396,551 km (0.12 R)
• M65: 14,593,571 km (0.085 R)
• M66: 14,725,367 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.7

Radius: 8.9

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.21 AU - 7.73 AU

Year: 5981 Days

Day: 15 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 35,270,725 km

• M1: 128,654 km (0.077 R)
• M2: 224,995 km (0.084 R)
• M3: 295,157 km (0.112 R)
• M4: 414,237 km (0.111 R)
• M5: 780,901 km (0.069 R)
• M6: 1,112,859 km (0.1 R)
• M7: 1,405,472 km (0.072 R)
• M8: 1,602,792 km (0.096 R)
• M9: 1,951,803 km (0.058 R)
• M10: 2,267,006 km (0.091 R)
• M11: 2,519,079 km (0.087 R)
• M12: 2,578,469 km (0.116 R)
• M13: 2,698,895 km (0.105 R)
• M14: 2,903,695 km (0.091 R)
• M15: 3,220,393 km (0.11 R)
• M16: 3,705,090 km (0.06 R)
• M17: 3,773,008 km (0.043 R)
• M18: 4,165,702 km (0.107 R)
• M19: 4,331,158 km (0.099 R)
• M20: 4,450,686 km (0.031 R)
• M21: 4,644,266 km (0.116 R)
• M22: 4,766,787 km (0.116 R)
• M23: 4,865,372 km (0.115 R)
• M24: 5,039,803 km (0.099 R)
• M25: 5,420,529 km (0.07 R)
• M26: 5,995,733 km (0.096 R)
• M27: 6,236,586 km (0.075 R)
• M28: 6,480,729 km (0.09 R)
• M29: 6,645,137 km (0.094 R)
• M30: 7,006,416 km (0.06 R)
• M31: 7,062,515 km (0.119 R)
• M32: 7,231,860 km (0.045 R)
• M33: 7,718,951 km (0.082 R)
• M34: 8,335,294 km (0.073 R)
• M35: 8,664,409 km (0.119 R)
• M36: 8,754,916 km (0.115 R)
• M37: 9,521,456 km (0.074 R)
• M38: 9,739,869 km (0.099 R)
• M39: 9,834,115 km (0.119 R)
• M40: 9,960,077 km (0.088 R)
• M41: 10,086,636 km (0.117 R)
• M42: 10,150,066 km (0.074 R)
• M43: 10,405,280 km (0.061 R)
• M44: 11,019,978 km (0.12 R)
• M45: 11,513,501 km (0.064 R)
• M46: 12,182,951 km (0.111 R)
• M47: 12,590,606 km (0.044 R)
• M48: 12,658,972 km (0.052 R)
• M49: 12,830,411 km (0.047 R)
• M50: 13,454,234 km (0.04 R)
• M51: 14,230,049 km (0.072 R)
• M52: 15,677,558 km (0.106 R)
• M53: 15,787,961 km (0.117 R)
• M54: 16,083,716 km (0.111 R)
• M55: 16,157,916 km (0.086 R)
• M56: 16,793,558 km (0.047 R)
• M57: 16,868,955 km (0.096 R)
• M58: 17,095,596 km (0.108 R)
• M59: 18,205,163 km (0.029 R)
• M60: 18,788,146 km (0.09 R)
• M61: 19,258,931 km (0.096 R)
• M62: 19,416,756 km (0.054 R)
• M63: 20,412,929 km (0.097 R)
• M64: 20,614,138 km (0.11 R)
• M65: 20,896,878 km (0.106 R)
• M66: 21,140,274 km (0.07 R)
• M67: 21,589,067 km (0.063 R)
• M68: 22,828,785 km (0.059 R)
• M69: 22,912,260 km (0.096 R)
• M70: 23,331,134 km (0.085 R)
• M71: 23,921,896 km (0.091 R)
• M72: 24,774,155 km (0.09 R)
• M73: 25,031,913 km (0.107 R)
• M74: 25,247,333 km (0.103 R)
• M75: 25,506,587 km (0.028 R)
• M76: 25,897,187 km (0.108 R)
• M77: 26,246,049 km (0.116 R)
• M78: 26,508,743 km (0.098 R)
• M79: 28,058,277 km (0.083 R)
• M80: 28,371,685 km (0.118 R)
• M81: 28,596,231 km (0.103 R)
• M82: 29,273,611 km (0.097 R)
• M83: 29,455,073 km (0.11 R)
• M84: 29,728,089 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29.7

Radius: 7.5

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 17.68 AU - 20.5 AU

Year: 30314 Days

Day: 17.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 35,270,725 km

• M1: 99,034 km (0.101 R)
• M2: 584,628 km (0.072 R)
• M3: 662,868 km (0.091 R)
• M4: 758,760 km (0.114 R)
• M5: 1,027,289 km (0.106 R)
• M6: 1,376,600 km (0.102 R)
• M7: 1,818,811 km (0.097 R)
• M8: 2,537,180 km (0.074 R)
• M9: 4,490,479 km (0.057 R)
• M10: 4,919,227 km (0.057 R)
• M11: 5,028,583 km (0.112 R)
• M12: 5,277,364 km (0.077 R)
• M13: 6,164,928 km (0.102 R)
• M14: 7,346,003 km (0.072 R)
• M15: 8,529,472 km (0.1 R)
• M16: 8,859,336 km (0.101 R)
• M17: 9,839,800 km (0.116 R)
• M18: 11,464,134 km (0.071 R)
• M19: 11,682,098 km (0.095 R)
• M20: 11,938,209 km (0.114 R)
• M21: 12,233,067 km (0.117 R)
• M22: 13,897,493 km (0.109 R)
• M23: 14,874,367 km (0.079 R)
• M24: 15,191,664 km (0.083 R)
• M25: 15,913,773 km (0.107 R)
• M26: 21,405,810 km (0.117 R)
• M27: 21,943,764 km (0.066 R)
• M28: 22,079,000 km (0.115 R)
• M29: 23,354,172 km (0.119 R)
• M30: 24,606,307 km (0.105 R)
• M31: 25,975,426 km (0.079 R)
• M32: 26,261,757 km (0.084 R)
• M33: 28,885,554 km (0.051 R)
• M34: 30,429,104 km (0.05 R)
• M35: 34,272,872 km (0.101 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 16,672 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit