🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.51 AU - 0.57 AU

Year: 143 Days

Day: 32.4 Hours

Environment

Temp: 253 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 106,936,810 km

• M1: 24,534 km (0.112 R)
• M2: 46,675 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.53 AU - 0.85 AU

Year: 206 Days

Day: 29.9 Hours

Environment

Temp: 120 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.71 AU - 4.23 AU

Year: 2326 Days

Day: 40 Hours

Environment

Temp: -109 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.68 AU - 3.76 AU

Year: 2582 Days

Day: 47.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 106,936,810 km

• M1: 893,997 km (0.069 R)
• M2: 1,759,121 km (0.099 R)

Asteroid Belt

Center: 4.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.9

Radius: 12.3

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.69 AU - 6.13 AU

Year: 4529 Days

Day: 14 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 106,936,810 km

• M1: 159,172 km (0.102 R)
• M2: 392,844 km (0.116 R)
• M3: 632,350 km (0.047 R)
• M4: 853,456 km (0.093 R)
• M5: 933,192 km (0.066 R)
• M6: 1,039,855 km (0.06 R)
• M7: 1,253,181 km (0.04 R)
• M8: 1,440,029 km (0.077 R)
• M9: 1,650,663 km (0.105 R)
• M10: 1,782,159 km (0.086 R)
• M11: 2,071,482 km (0.099 R)
• M12: 2,230,055 km (0.109 R)
• M13: 2,678,400 km (0.107 R)
• M14: 3,118,816 km (0.114 R)
• M15: 3,228,023 km (0.084 R)
• M16: 3,469,025 km (0.109 R)
• M17: 3,716,011 km (0.091 R)
• M18: 4,368,856 km (0.112 R)
• M19: 4,532,666 km (0.051 R)
• M20: 4,677,477 km (0.114 R)
• M21: 4,866,269 km (0.041 R)
• M22: 5,447,307 km (0.097 R)
• M23: 5,535,271 km (0.095 R)
• M24: 5,757,424 km (0.071 R)
• M25: 6,233,444 km (0.119 R)
• M26: 6,816,726 km (0.082 R)
• M27: 6,935,507 km (0.089 R)
• M28: 7,175,163 km (0.114 R)
• M29: 7,320,273 km (0.119 R)
• M30: 7,662,702 km (0.099 R)
• M31: 7,786,270 km (0.11 R)
• M32: 8,060,483 km (0.119 R)
• M33: 8,388,850 km (0.093 R)
• M34: 8,773,018 km (0.06 R)
• M35: 9,058,450 km (0.077 R)
• M36: 9,241,708 km (0.062 R)
• M37: 9,665,219 km (0.11 R)
• M38: 9,745,404 km (0.094 R)
• M39: 9,987,004 km (0.082 R)
• M40: 10,095,164 km (0.059 R)
• M41: 10,668,871 km (0.059 R)
• M42: 11,085,202 km (0.095 R)
• M43: 11,422,097 km (0.085 R)
• M44: 11,762,432 km (0.025 R)
• M45: 12,048,613 km (0.102 R)
• M46: 12,134,930 km (0.113 R)
• M47: 13,157,133 km (0.112 R)
• M48: 13,275,614 km (0.108 R)
• M49: 13,454,234 km (0.1 R)
• M50: 13,753,579 km (0.098 R)
• M51: 14,206,711 km (0.077 R)
• M52: 15,127,785 km (0.032 R)
• M53: 15,314,334 km (0.086 R)
• M54: 15,752,506 km (0.101 R)
• M55: 15,878,468 km (0.114 R)
• M56: 16,577,389 km (0.032 R)
• M57: 16,801,786 km (0.046 R)
• M58: 17,188,945 km (0.096 R)
• M59: 17,383,721 km (0.086 R)
• M60: 18,169,858 km (0.119 R)
• M61: 18,633,761 km (0.109 R)
• M62: 19,980,740 km (0.079 R)
• M63: 20,459,603 km (0.088 R)
• M64: 21,428,698 km (0.056 R)
• M65: 21,603,279 km (0.041 R)
• M66: 22,059,552 km (0.115 R)
• M67: 22,803,353 km (0.095 R)
• M68: 23,053,032 km (0.116 R)
• M69: 23,231,951 km (0.087 R)
• M70: 23,627,338 km (0.102 R)
• M71: 23,771,700 km (0.062 R)
• M72: 24,388,193 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.1

Radius: 10.8

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.55 AU - 7.57 AU

Year: 6047 Days

Day: 14.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 106,936,810 km

• M1: 155,283 km (0.099 R)
• M2: 248,033 km (0.091 R)
• M3: 380,876 km (0.085 R)
• M4: 455,825 km (0.103 R)
• M5: 677,828 km (0.067 R)
• M6: 962,064 km (0.11 R)
• M7: 1,043,744 km (0.028 R)
• M8: 1,224,459 km (0.036 R)
• M9: 1,415,645 km (0.092 R)
• M10: 1,617,003 km (0.064 R)
• M11: 1,793,828 km (0.116 R)
• M12: 1,930,860 km (0.051 R)
• M13: 2,071,482 km (0.112 R)
• M14: 2,215,544 km (0.117 R)
• M15: 2,338,065 km (0.104 R)
• M16: 2,475,695 km (0.11 R)
• M17: 2,732,854 km (0.072 R)
• M18: 2,825,006 km (0.03 R)
• M19: 3,399,462 km (0.04 R)
• M20: 3,980,051 km (0.08 R)
• M21: 4,281,940 km (0.025 R)
• M22: 5,646,871 km (0.071 R)
• M23: 6,089,531 km (0.104 R)
• M24: 6,210,705 km (0.075 R)
• M25: 6,561,213 km (0.113 R)
• M26: 6,703,331 km (0.078 R)
• M27: 7,226,774 km (0.038 R)
• M28: 7,391,780 km (0.093 R)
• M29: 7,502,632 km (0.12 R)
• M30: 7,707,282 km (0.071 R)
• M31: 7,838,330 km (0.072 R)
• M32: 8,064,971 km (0.113 R)
• M33: 8,466,791 km (0.11 R)
• M34: 8,796,804 km (0.094 R)
• M35: 9,071,764 km (0.115 R)
• M36: 9,269,982 km (0.11 R)
• M37: 9,812,124 km (0.11 R)
• M38: 10,509,550 km (0.076 R)
• M39: 10,927,376 km (0.071 R)
• M40: 11,095,973 km (0.102 R)
• M41: 11,265,468 km (0.107 R)
• M42: 11,478,645 km (0.119 R)
• M43: 12,038,889 km (0.111 R)
• M44: 12,191,329 km (0.103 R)
• M45: 12,896,084 km (0.07 R)
• M46: 13,365,822 km (0.099 R)
• M47: 13,704,811 km (0.071 R)
• M48: 14,506,805 km (0.107 R)
• M49: 14,576,218 km (0.066 R)
• M50: 14,738,681 km (0.068 R)
• M51: 14,971,904 km (0.115 R)
• M52: 15,750,113 km (0.052 R)
• M53: 15,892,979 km (0.1 R)
• M54: 16,060,229 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827.6

Radius: 3.3

Gravity: 76 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 11.57 AU - 19.29 AU

Year: 21813 Days

Day: 15.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 106,936,810 km

• M1: 43,683 km (0.114 R)
• M2: 102,475 km (0.063 R)
• M3: 555,606 km (0.079 R)
• M4: 1,365,978 km (0.094 R)
• M5: 1,398,142 km (0.116 R)
• M6: 2,358,261 km (0.067 R)
• M7: 3,044,915 km (0.077 R)
• M8: 3,087,251 km (0.038 R)
• M9: 3,788,566 km (0.109 R)
• M10: 3,925,448 km (0.119 R)
• M11: 4,017,600 km (0.09 R)
• M12: 4,345,519 km (0.097 R)
• M13: 4,393,091 km (0.114 R)
• M14: 5,951,003 km (0.12 R)
• M15: 6,216,689 km (0.106 R)
• M16: 6,432,110 km (0.092 R)
• M17: 7,037,084 km (0.112 R)
• M18: 8,065,569 km (0.076 R)
• M19: 8,418,620 km (0.105 R)
• M20: 10,448,962 km (0.087 R)
• M21: 11,419,254 km (0.102 R)
• M22: 11,616,873 km (0.067 R)
• M23: 12,689,041 km (0.073 R)
• M24: 14,497,679 km (0.051 R)
• M25: 14,926,277 km (0.116 R)
• M26: 15,142,147 km (0.071 R)
• M27: 15,431,619 km (0.099 R)
• M28: 16,163,302 km (0.112 R)
• M29: 18,966,916 km (0.116 R)
• M30: 19,044,707 km (0.117 R)
• M31: 19,513,995 km (0.041 R)
• M32: 20,863,966 km (0.117 R)
• M33: 21,428,549 km (0.034 R)
• M34: 21,509,481 km (0.094 R)
• M35: 21,916,387 km (0.106 R)
• M36: 25,604,424 km (0.093 R)
• M37: 26,556,016 km (0.085 R)
• M38: 27,167,572 km (0.105 R)
• M39: 27,960,590 km (0.043 R)
• M40: 28,404,447 km (0.083 R)
• M41: 28,940,157 km (0.115 R)
• M42: 29,029,766 km (0.111 R)
• M43: 29,479,158 km (0.091 R)
• M44: 30,021,600 km (0.08 R)
• M45: 31,852,977 km (0.074 R)
• M46: 33,062,775 km (0.104 R)
• M47: 35,239,574 km (0.063 R)
• M48: 35,335,316 km (0.054 R)
• M49: 36,490,361 km (0.109 R)
• M50: 36,878,119 km (0.043 R)
• M51: 36,975,208 km (0.099 R)
• M52: 38,936,137 km (0.106 R)
• M53: 39,035,021 km (0.092 R)
• M54: 42,346,220 km (0.112 R)
• M55: 42,549,674 km (0.116 R)
• M56: 42,957,777 km (0.076 R)
• M57: 43,162,277 km (0.113 R)
• M58: 45,121,411 km (0.05 R)
• M59: 45,433,472 km (0.066 R)
• M60: 45,954,970 km (0.071 R)
• M61: 46,478,413 km (0.079 R)
• M62: 47,742,964 km (0.119 R)
• M63: 48,379,503 km (0.069 R)
• M64: 49,232,510 km (0.115 R)
• M65: 49,553,696 km (0.075 R)
• M66: 49,983,042 km (0.107 R)
• M67: 50,198,014 km (0.082 R)
• M68: 53,022,422 km (0.103 R)
• M69: 55,897,843 km (0.111 R)
• M70: 58,257,001 km (0.116 R)
• M71: 58,937,073 km (0.077 R)
• M72: 59,961,968 km (0.097 R)
• M73: 60,533,881 km (0.053 R)
• M74: 61,107,589 km (0.109 R)
• M75: 61,222,629 km (0.104 R)
• M76: 67,180,514 km (0.105 R)
• M77: 68,608,875 km (0.117 R)
• M78: 70,047,408 km (0.093 R)
• M79: 71,132,740 km (0.028 R)
• M80: 72,832,172 km (0.112 R)
• M81: 73,197,939 km (0.088 R)
• M82: 73,564,454 km (0.11 R)
• M83: 73,931,567 km (0.088 R)
• M84: 74,054,088 km (0.078 R)
• M85: 74,667,588 km (0.074 R)
• M86: 77,138,646 km (0.057 R)
• M87: 77,885,139 km (0.053 R)
• M88: 78,508,963 km (0.119 R)
• M89: 81,021,160 km (0.116 R)
• M90: 81,400,390 km (0.089 R)
• M91: 81,780,070 km (0.083 R)
• M92: 82,922,549 km (0.098 R)
• M93: 83,049,856 km (0.072 R)
• M94: 84,454,281 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 717.8

Radius: 7.5

Gravity: 12.76 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 16.22 AU - 24.08 AU

Year: 32552 Days

Day: 23.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 106,936,810 km

• M1: 102,774 km (0.101 R)
• M2: 441,912 km (0.11 R)
• M3: 490,531 km (0.062 R)
• M4: 823,087 km (0.08 R)
• M5: 1,360,144 km (0.108 R)
• M6: 1,663,528 km (0.118 R)
• M7: 2,510,851 km (0.103 R)
• M8: 3,026,215 km (0.088 R)
• M9: 3,625,205 km (0.069 R)
• M10: 4,044,528 km (0.082 R)
• M11: 4,758,559 km (0.119 R)
• M12: 5,690,105 km (0.11 R)
• M13: 6,487,461 km (0.117 R)
• M14: 6,739,833 km (0.072 R)
• M15: 8,663,961 km (0.066 R)
• M16: 9,152,398 km (0.067 R)
• M17: 9,222,858 km (0.037 R)
• M18: 10,228,754 km (0.096 R)
• M19: 10,670,367 km (0.096 R)
• M20: 10,744,717 km (0.071 R)
• M21: 10,893,567 km (0.077 R)
• M22: 11,043,315 km (0.097 R)
• M23: 11,801,776 km (0.046 R)
• M24: 12,420,662 km (0.096 R)
• M25: 12,812,758 km (0.102 R)
• M26: 16,263,832 km (0.105 R)
• M27: 16,951,982 km (0.117 R)
• M28: 17,125,366 km (0.115 R)
• M29: 18,802,956 km (0.113 R)
• M30: 19,343,453 km (0.064 R)
• M31: 22,692,351 km (0.075 R)
• M32: 23,171,513 km (0.094 R)
• M33: 23,750,756 km (0.112 R)
• M34: 26,516,971 km (0.064 R)
• M35: 26,617,500 km (0.071 R)
• M36: 27,733,201 km (0.059 R)
• M37: 29,487,236 km (0.061 R)
• M38: 30,641,234 km (0.116 R)
• M39: 32,561,323 km (0.074 R)
• M40: 34,520,008 km (0.062 R)
• M41: 35,402,635 km (0.104 R)
• M42: 39,007,046 km (0.053 R)
• M43: 39,121,638 km (0.087 R)
• M44: 43,317,709 km (0.099 R)
• M45: 43,436,340 km (0.106 R)
• M46: 44,508,358 km (0.106 R)
• M47: 45,107,797 km (0.081 R)
• M48: 47,654,252 km (0.118 R)
• M49: 48,390,423 km (0.103 R)
• M50: 48,513,393 km (0.118 R)
• M51: 50,746,141 km (0.102 R)
• M52: 50,871,055 km (0.062 R)
• M53: 51,246,845 km (0.116 R)
• M54: 51,372,208 km (0.058 R)
• M55: 51,497,721 km (0.106 R)
• M56: 51,875,006 km (0.081 R)
• M57: 55,826,036 km (0.057 R)
• M58: 56,472,299 km (0.083 R)
• M59: 56,731,552 km (0.097 R)
• M60: 57,381,405 km (0.062 R)
• M61: 57,902,903 km (0.051 R)
• M62: 58,033,502 km (0.045 R)
• M63: 58,426,047 km (0.097 R)
• M64: 59,477,121 km (0.1 R)
• M65: 59,740,862 km (0.115 R)
• M66: 61,198,395 km (0.096 R)
• M67: 61,731,262 km (0.077 R)
• M68: 63,608,416 km (0.118 R)
• M69: 66,732,917 km (0.09 R)
• M70: 68,244,753 km (0.025 R)
• M71: 68,382,832 km (0.057 R)
• M72: 69,212,801 km (0.073 R)
• M73: 72,706,809 km (0.045 R)
• M74: 73,695,352 km (0.118 R)
• M75: 74,262,328 km (0.08 R)
• M76: 74,404,147 km (0.11 R)
• M77: 80,447,153 km (0.082 R)
• M78: 80,592,861 km (0.108 R)
• M79: 82,055,629 km (0.068 R)
• M80: 86,794,889 km (0.074 R)
• M81: 86,944,338 km (0.076 R)
• M82: 87,843,421 km (0.092 R)
• M83: 88,143,664 km (0.033 R)
• M84: 88,294,010 km (0.09 R)
• M85: 88,896,141 km (0.047 R)
• M86: 89,197,581 km (0.117 R)
• M87: 89,801,657 km (0.066 R)
• M88: 94,221,825 km (0.099 R)
• M89: 97,000,755 km (0.079 R)
• M90: 103,588,896 km (0.067 R)
• M91: 104,701,007 km (0.108 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 11,466 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit