🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.44 AU - 0.68 AU

Year: 266 Days

Day: 37.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,413,462 km

• M1: 43,383 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.51 AU - 0.61 AU

Year: 266 Days

Day: 17.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.7

Radius: 13.4

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.8 AU - 1.16 AU

Year: 617 Days

Day: 8.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 66,413,462 km

• M1: 169,046 km (0.068 R)
• M2: 252,372 km (0.05 R)
• M3: 351,106 km (0.096 R)
• M4: 436,676 km (0.116 R)
• M5: 528,380 km (0.034 R)
• M6: 612,154 km (0.117 R)
• M7: 728,093 km (0.085 R)
• M8: 824,284 km (0.119 R)
• M9: 935,136 km (0.032 R)
• M10: 1,088,325 km (0.113 R)
• M11: 1,228,348 km (0.035 R)
• M12: 1,323,343 km (0.077 R)
• M13: 1,444,367 km (0.106 R)
• M14: 1,593,666 km (0.106 R)
• M15: 1,761,066 km (0.092 R)
• M16: 1,914,853 km (0.07 R)
• M17: 2,100,205 km (0.116 R)
• M18: 2,236,339 km (0.083 R)
• M19: 2,517,583 km (0.101 R)
• M20: 2,648,182 km (0.109 R)
• M21: 2,788,355 km (0.109 R)
• M22: 2,900,852 km (0.117 R)
• M23: 3,045,663 km (0.112 R)
• M24: 3,192,867 km (0.116 R)
• M25: 3,302,822 km (0.088 R)
• M26: 3,583,617 km (0.102 R)
• M27: 3,755,954 km (0.072 R)
• M28: 3,930,983 km (0.106 R)
• M29: 4,032,261 km (0.097 R)
• M30: 4,168,694 km (0.103 R)
• M31: 4,254,713 km (0.101 R)
• M32: 4,341,330 km (0.102 R)
• M33: 4,428,695 km (0.067 R)
• M34: 4,694,082 km (0.11 R)
• M35: 5,010,332 km (0.088 R)
• M36: 5,111,310 km (0.089 R)
• M37: 5,502,808 km (0.052 R)
• M38: 5,759,668 km (0.098 R)
• M39: 5,923,477 km (0.069 R)
• M40: 6,098,507 km (0.062 R)
• M41: 6,394,262 km (0.075 R)
• M42: 6,644,389 km (0.093 R)
• M43: 6,867,141 km (0.12 R)
• M44: 6,969,166 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.7

Radius: 9.6

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.05 AU - 1.05 AU

Year: 684 Days

Day: 10.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,413,462 km

• M1: 121,324 km (0.115 R)
• M2: 224,397 km (0.086 R)
• M3: 291,865 km (0.106 R)
• M4: 390,750 km (0.111 R)
• M5: 456,722 km (0.117 R)
• M6: 554,260 km (0.042 R)
• M7: 620,382 km (0.113 R)
• M8: 697,575 km (0.118 R)
• M9: 789,877 km (0.078 R)
• M10: 892,650 km (0.058 R)
• M11: 965,953 km (0.086 R)
• M12: 1,132,007 km (0.119 R)
• M13: 1,249,142 km (0.104 R)
• M14: 1,629,270 km (0.062 R)
• M15: 1,701,227 km (0.118 R)
• M16: 1,801,458 km (0.03 R)
• M17: 1,887,776 km (0.104 R)
• M18: 2,147,178 km (0.09 R)
• M19: 2,422,438 km (0.073 R)
• M20: 2,492,001 km (0.029 R)
• M21: 2,601,956 km (0.065 R)
• M22: 2,664,188 km (0.087 R)
• M23: 2,877,216 km (0.07 R)
• M24: 2,997,493 km (0.078 R)
• M25: 3,114,628 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.1

Radius: 9.8

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.58 AU - 1.8 AU

Year: 1397 Days

Day: 8.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,413,462 km

• M1: 127,308 km (0.089 R)
• M2: 213,027 km (0.1 R)
• M3: 293,960 km (0.03 R)
• M4: 390,450 km (0.102 R)
• M5: 461,210 km (0.087 R)
• M6: 527,931 km (0.11 R)
• M7: 642,074 km (0.095 R)
• M8: 722,109 km (0.047 R)
• M9: 839,394 km (0.085 R)
• M10: 916,287 km (0.115 R)
• M11: 1,060,948 km (0.08 R)
• M12: 1,149,061 km (0.098 R)
• M13: 1,261,708 km (0.106 R)
• M14: 1,488,948 km (0.05 R)
• M15: 1,588,430 km (0.115 R)
• M16: 1,844,691 km (0.102 R)
• M17: 2,114,267 km (0.077 R)
• M18: 2,232,150 km (0.073 R)
• M19: 2,346,742 km (0.063 R)
• M20: 2,587,744 km (0.082 R)
• M21: 2,650,725 km (0.101 R)
• M22: 2,795,685 km (0.099 R)
• M23: 3,009,311 km (0.105 R)
• M24: 3,172,971 km (0.086 R)
• M25: 3,414,721 km (0.083 R)
• M26: 3,585,562 km (0.114 R)
• M27: 3,701,051 km (0.106 R)
• M28: 3,824,320 km (0.118 R)
• M29: 3,889,844 km (0.106 R)
• M30: 3,968,832 km (0.099 R)
• M31: 4,182,308 km (0.071 R)
• M32: 4,530,272 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.5

Radius: 5.2

Gravity: 15.4 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.33 AU - 7.99 AU

Year: 10928 Days

Day: 20.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 66,413,462 km

• M1: 84,672 km (0.081 R)
• M2: 143,764 km (0.084 R)
• M3: 195,524 km (0.11 R)
• M4: 383,270 km (0.108 R)
• M5: 475,272 km (0.093 R)
• M6: 531,222 km (0.099 R)
• M7: 604,525 km (0.108 R)
• M8: 728,841 km (0.117 R)
• M9: 1,466,059 km (0.087 R)
• M10: 1,943,127 km (0.092 R)
• M11: 2,639,206 km (0.085 R)
• M12: 2,792,095 km (0.09 R)
• M13: 3,912,284 km (0.092 R)
• M14: 4,086,715 km (0.101 R)
• M15: 4,413,137 km (0.1 R)
• M16: 4,564,381 km (0.044 R)
• M17: 4,840,688 km (0.116 R)
• M18: 4,934,037 km (0.115 R)
• M19: 5,249,539 km (0.075 R)
• M20: 5,539,011 km (0.091 R)
• M21: 6,438,393 km (0.114 R)
• M22: 6,541,017 km (0.12 R)
• M23: 6,748,061 km (0.096 R)
• M24: 7,097,970 km (0.086 R)
• M25: 7,275,094 km (0.119 R)
• M26: 7,998,250 km (0.114 R)
• M27: 8,219,655 km (0.093 R)
• M28: 8,480,554 km (0.085 R)
• M29: 9,010,280 km (0.049 R)
• M30: 9,628,867 km (0.053 R)
• M31: 10,181,332 km (0.097 R)
• M32: 10,501,621 km (0.034 R)
• M33: 10,784,660 km (0.108 R)
• M34: 10,866,041 km (0.09 R)
• M35: 11,275,640 km (0.116 R)
• M36: 11,565,411 km (0.084 R)
• M37: 11,899,463 km (0.099 R)
• M38: 11,941,500 km (0.042 R)
• M39: 12,406,750 km (0.076 R)
• M40: 12,748,731 km (0.056 R)
• M41: 13,050,469 km (0.104 R)
• M42: 13,354,752 km (0.105 R)
• M43: 13,793,372 km (0.102 R)
• M44: 13,837,504 km (0.079 R)
• M45: 13,970,048 km (0.058 R)
• M46: 14,774,735 km (0.118 R)
• M47: 14,819,913 km (0.119 R)
• M48: 14,910,270 km (0.104 R)
• M49: 16,102,565 km (0.083 R)
• M50: 16,428,689 km (0.113 R)
• M51: 16,522,337 km (0.107 R)
• M52: 16,757,056 km (0.113 R)
• M53: 17,087,667 km (0.042 R)
• M54: 18,140,387 km (0.097 R)
• M55: 19,017,330 km (0.057 R)
• M56: 20,862,769 km (0.057 R)
• M57: 20,964,197 km (0.098 R)
• M58: 22,973,296 km (0.108 R)
• M59: 23,182,883 km (0.103 R)
• M60: 23,235,392 km (0.091 R)
• M61: 23,603,851 km (0.034 R)
• M62: 23,656,659 km (0.115 R)
• M63: 23,815,233 km (0.07 R)
• M64: 24,506,824 km (0.035 R)
• M65: 25,475,021 km (0.103 R)
• M66: 26,401,032 km (0.037 R)
• M67: 26,455,785 km (0.051 R)
• M68: 26,785,499 km (0.087 R)
• M69: 27,894,169 km (0.11 R)
• M70: 28,397,865 km (0.056 R)
• M71: 29,187,592 km (0.076 R)
• M72: 29,357,685 km (0.104 R)
• M73: 30,500,313 km (0.054 R)
• M74: 32,007,512 km (0.029 R)
• M75: 32,241,483 km (0.113 R)
• M76: 33,301,533 km (0.107 R)
• M77: 33,420,015 km (0.115 R)
• M78: 34,492,781 km (0.089 R)
• M79: 34,732,736 km (0.088 R)
• M80: 35,274,580 km (0.06 R)
• M81: 35,879,853 km (0.077 R)
• M82: 36,244,722 km (0.097 R)
• M83: 36,305,608 km (0.117 R)
• M84: 36,427,530 km (0.064 R)
• M85: 37,162,205 km (0.104 R)
• M86: 39,082,444 km (0.032 R)
• M87: 39,144,826 km (0.116 R)
• M88: 39,897,154 km (0.107 R)
• M89: 41,098,125 km (0.038 R)
• M90: 41,225,284 km (0.097 R)
• M91: 41,734,964 km (0.095 R)
• M92: 42,503,448 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578.8

Radius: 6.3

Gravity: 14.58 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 8.63 AU - 9.77 AU

Year: 17743 Days

Day: 24.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 66,413,462 km

• M1: 117,135 km (0.099 R)
• M2: 200,162 km (0.077 R)
• M3: 340,634 km (0.099 R)
• M4: 512,672 km (0.096 R)
• M5: 589,266 km (0.094 R)
• M6: 1,254,677 km (0.062 R)
• M7: 1,413,700 km (0.11 R)
• M8: 1,468,154 km (0.076 R)
• M9: 1,523,355 km (0.108 R)
• M10: 1,780,663 km (0.097 R)
• M11: 2,020,768 km (0.063 R)
• M12: 2,598,066 km (0.118 R)
• M13: 2,905,041 km (0.083 R)
• M14: 3,259,588 km (0.06 R)
• M15: 4,403,713 km (0.112 R)
• M16: 5,356,801 km (0.082 R)
• M17: 5,399,586 km (0.07 R)
• M18: 5,528,838 km (0.075 R)
• M19: 5,702,820 km (0.11 R)
• M20: 6,056,021 km (0.05 R)
• M21: 6,145,481 km (0.109 R)
• M22: 6,507,657 km (0.118 R)
• M23: 6,876,865 km (0.078 R)
• M24: 8,519,898 km (0.114 R)
• M25: 8,670,543 km (0.085 R)
• M26: 8,923,513 km (0.107 R)
• M27: 9,592,515 km (0.092 R)
• M28: 9,696,784 km (0.092 R)
• M29: 10,012,137 km (0.113 R)
• M30: 10,171,159 km (0.113 R)
• M31: 10,923,936 km (0.092 R)
• M32: 12,255,506 km (0.052 R)
• M33: 12,312,204 km (0.1 R)
• M34: 12,482,446 km (0.1 R)
• M35: 12,653,586 km (0.05 R)
• M36: 12,940,365 km (0.105 R)
• M37: 13,345,626 km (0.104 R)
• M38: 15,007,808 km (0.062 R)
• M39: 15,250,605 km (0.033 R)
• M40: 15,494,749 km (0.09 R)
• M41: 17,493,227 km (0.097 R)
• M42: 18,263,357 km (0.109 R)
• M43: 19,770,107 km (0.088 R)
• M44: 20,504,632 km (0.078 R)
• M45: 22,901,040 km (0.044 R)
• M46: 25,456,471 km (0.077 R)
• M47: 26,841,149 km (0.086 R)
• M48: 26,988,353 km (0.117 R)
• M49: 27,062,105 km (0.056 R)
• M50: 29,076,889 km (0.086 R)
• M51: 30,370,163 km (0.086 R)
• M52: 30,446,907 km (0.115 R)
• M53: 30,677,138 km (0.104 R)
• M54: 32,071,390 km (0.111 R)
• M55: 32,149,480 km (0.106 R)
• M56: 32,384,049 km (0.071 R)
• M57: 32,462,439 km (0.1 R)
• M58: 33,012,361 km (0.105 R)
• M59: 33,486,287 km (0.111 R)
• M60: 33,962,307 km (0.059 R)
• M61: 34,760,860 km (0.108 R)
• M62: 35,565,547 km (0.108 R)
• M63: 36,539,280 km (0.052 R)
• M64: 37,193,172 km (0.102 R)
• M65: 38,678,829 km (0.08 R)
• M66: 40,520,678 km (0.1 R)
• M67: 40,689,574 km (0.094 R)
• M68: 40,858,769 km (0.118 R)
• M69: 41,027,964 km (0.08 R)
• M70: 42,819,997 km (0.114 R)
• M71: 42,992,034 km (0.119 R)
• M72: 44,550,395 km (0.07 R)
• M73: 44,724,677 km (0.093 R)
• M74: 45,336,383 km (0.107 R)
• M75: 45,687,190 km (0.099 R)
• M76: 46,479,909 km (0.087 R)
• M77: 46,922,270 km (0.103 R)
• M78: 47,010,981 km (0.093 R)
• M79: 47,811,180 km (0.082 R)
• M80: 48,705,626 km (0.106 R)
• M81: 50,329,361 km (0.054 R)
• M82: 50,510,973 km (0.105 R)
• M83: 51,330,470 km (0.029 R)
• M84: 52,614,020 km (0.083 R)
• M85: 53,167,382 km (0.1 R)
• M86: 54,838,839 km (0.071 R)
• M87: 56,150,813 km (0.077 R)
• M88: 56,433,254 km (0.057 R)
• M89: 59,955,835 km (0.112 R)
• M90: 60,437,390 km (0.08 R)
• M91: 62,863,868 km (0.084 R)
• M92: 64,630,469 km (0.095 R)
• M93: 64,926,523 km (0.091 R)
• M94: 65,420,944 km (0.094 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 15,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit