🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.86 AU - 0.94 AU

Year: 301 Days

Day: 35.5 Hours

Environment

Temp: 182 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.64 AU - 2.32 AU

Year: 984 Days

Day: 35.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.81 AU - 6.29 AU

Year: 4007 Days

Day: 14.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,821,219 km

• M1: 3,791,109 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.6

Radius: 14.3

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.72 AU - 6.44 AU

Year: 4654 Days

Day: 8.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 84.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 97,821,219 km

• M1: 186,549 km (0.109 R)
• M2: 306,077 km (0.103 R)
• M3: 420,071 km (0.105 R)
• M4: 659,727 km (0.097 R)
• M5: 816,804 km (0.114 R)
• M6: 939,026 km (0.057 R)
• M7: 1,098,946 km (0.114 R)
• M8: 1,290,730 km (0.094 R)
• M9: 1,647,970 km (0.052 R)
• M10: 1,832,275 km (0.081 R)
• M11: 1,933,552 km (0.069 R)
• M12: 2,128,778 km (0.091 R)
• M13: 2,289,895 km (0.119 R)
• M14: 2,413,462 km (0.063 R)
• M15: 2,885,893 km (0.049 R)
• M16: 2,975,053 km (0.119 R)
• M17: 3,140,957 km (0.072 R)
• M18: 3,403,352 km (0.119 R)
• M19: 3,721,546 km (0.084 R)
• M20: 3,818,934 km (0.115 R)
• M21: 4,082,825 km (0.106 R)
• M22: 4,490,180 km (0.071 R)
• M23: 4,769,031 km (0.077 R)
• M24: 4,946,304 km (0.099 R)
• M25: 5,198,227 km (0.115 R)
• M26: 5,528,389 km (0.107 R)
• M27: 6,170,763 km (0.098 R)
• M28: 6,599,211 km (0.106 R)
• M29: 6,797,278 km (0.069 R)
• M30: 7,077,774 km (0.097 R)
• M31: 7,219,444 km (0.12 R)
• M32: 7,341,665 km (0.098 R)
• M33: 7,754,106 km (0.111 R)
• M34: 7,858,376 km (0.084 R)
• M35: 8,174,177 km (0.081 R)
• M36: 8,429,840 km (0.12 R)
• M37: 8,840,037 km (0.099 R)
• M38: 9,036,609 km (0.108 R)
• M39: 9,190,545 km (0.104 R)
• M40: 9,389,810 km (0.083 R)
• M41: 9,747,498 km (0.097 R)
• M42: 9,860,295 km (0.106 R)
• M43: 10,269,595 km (0.074 R)
• M44: 10,684,579 km (0.095 R)
• M45: 11,436,009 km (0.068 R)
• M46: 11,986,679 km (0.056 R)
• M47: 12,204,643 km (0.106 R)
• M48: 12,841,332 km (0.074 R)
• M49: 13,163,865 km (0.089 R)
• M50: 13,263,646 km (0.054 R)
• M51: 13,363,578 km (0.115 R)
• M52: 13,564,488 km (0.111 R)
• M53: 13,943,718 km (0.111 R)
• M54: 14,351,971 km (0.112 R)
• M55: 14,686,771 km (0.114 R)
• M56: 14,919,994 km (0.033 R)
• M57: 15,653,472 km (0.081 R)
• M58: 16,264,879 km (0.072 R)
• M59: 16,856,987 km (0.119 R)
• M60: 17,074,054 km (0.05 R)
• M61: 17,210,188 km (0.072 R)
• M62: 17,346,771 km (0.081 R)
• M63: 17,841,192 km (0.056 R)
• M64: 18,451,850 km (0.12 R)
• M65: 18,647,524 km (0.06 R)
• M66: 18,815,822 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.7

Radius: 12

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 9.36 AU - 15.22 AU

Year: 15213 Days

Day: 11.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 97,821,219 km

• M1: 229,184 km (0.097 R)
• M2: 429,346 km (0.096 R)
• M3: 533,017 km (0.102 R)
• M4: 681,119 km (0.103 R)
• M5: 770,130 km (0.085 R)
• M6: 981,512 km (0.1 R)
• M7: 2,089,433 km (0.115 R)
• M8: 3,471,269 km (0.095 R)
• M9: 3,895,080 km (0.113 R)
• M10: 4,300,939 km (0.062 R)
• M11: 4,509,179 km (0.09 R)
• M12: 4,649,801 km (0.095 R)
• M13: 4,827,673 km (0.064 R)
• M14: 5,374,902 km (0.117 R)
• M15: 7,173,667 km (0.093 R)
• M16: 7,504,278 km (0.107 R)
• M17: 7,839,826 km (0.069 R)
• M18: 8,009,470 km (0.047 R)
• M19: 8,137,526 km (0.037 R)
• M20: 8,612,798 km (0.045 R)
• M21: 9,590,570 km (0.105 R)
• M22: 10,230,998 km (0.028 R)
• M23: 10,463,174 km (0.103 R)
• M24: 10,556,374 km (0.114 R)
• M25: 11,074,730 km (0.077 R)
• M26: 11,265,318 km (0.053 R)
• M27: 11,361,061 km (0.029 R)
• M28: 11,553,294 km (0.071 R)
• M29: 11,989,671 km (0.095 R)
• M30: 12,185,345 km (0.085 R)
• M31: 12,629,501 km (0.117 R)
• M32: 13,079,192 km (0.072 R)
• M33: 14,200,129 km (0.101 R)
• M34: 14,407,322 km (0.05 R)
• M35: 15,511,205 km (0.092 R)
• M36: 15,617,719 km (0.09 R)
• M37: 16,860,578 km (0.068 R)
• M38: 18,755,683 km (0.112 R)
• M39: 19,039,919 km (0.102 R)
• M40: 20,776,003 km (0.104 R)
• M41: 21,961,267 km (0.032 R)
• M42: 23,718,593 km (0.107 R)
• M43: 24,087,800 km (0.079 R)
• M44: 24,273,152 km (0.115 R)
• M45: 24,397,019 km (0.048 R)
• M46: 25,899,131 km (0.096 R)
• M47: 26,152,401 km (0.103 R)
• M48: 26,533,875 km (0.046 R)
• M49: 27,045,350 km (0.072 R)
• M50: 29,453,128 km (0.057 R)
• M51: 31,522,815 km (0.111 R)
• M52: 32,064,508 km (0.082 R)
• M53: 32,200,343 km (0.073 R)
• M54: 32,336,477 km (0.098 R)
• M55: 32,472,761 km (0.045 R)
• M56: 32,814,293 km (0.041 R)
• M57: 33,984,597 km (0.062 R)
• M58: 34,749,042 km (0.052 R)
• M59: 35,659,794 km (0.117 R)
• M60: 36,012,247 km (0.066 R)
• M61: 36,436,656 km (0.073 R)
• M62: 38,006,985 km (0.084 R)
• M63: 40,037,477 km (0.087 R)
• M64: 40,844,707 km (0.03 R)
• M65: 40,992,061 km (0.095 R)
• M66: 42,102,974 km (0.095 R)
• M67: 42,251,824 km (0.117 R)
• M68: 43,073,565 km (0.116 R)
• M69: 43,373,808 km (0.025 R)
• M70: 44,354,123 km (0.102 R)
• M71: 44,809,050 km (0.094 R)
• M72: 44,961,042 km (0.114 R)
• M73: 45,647,097 km (0.03 R)
• M74: 46,721,210 km (0.102 R)
• M75: 48,581,909 km (0.117 R)
• M76: 48,738,089 km (0.079 R)
• M77: 49,914,526 km (0.103 R)
• M78: 50,387,704 km (0.079 R)
• M79: 50,783,241 km (0.036 R)
• M80: 50,941,665 km (0.078 R)
• M81: 51,418,135 km (0.105 R)
• M82: 51,656,893 km (0.09 R)
• M83: 52,535,481 km (0.099 R)
• M84: 53,903,105 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781.4

Radius: 5.5

Gravity: 25.83 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 12.72 AU - 19.9 AU

Year: 23258 Days

Day: 19.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 97,821,219 km

• M1: 82,877 km (0.119 R)
• M2: 436,676 km (0.027 R)
• M3: 571,314 km (0.088 R)
• M4: 1,524,253 km (0.076 R)
• M5: 1,909,018 km (0.11 R)
• M6: 2,093,622 km (0.111 R)
• M7: 3,014,846 km (0.107 R)
• M8: 3,143,201 km (0.09 R)
• M9: 3,317,183 km (0.062 R)
• M10: 3,720,200 km (0.078 R)
• M11: 3,765,977 km (0.046 R)
• M12: 4,233,769 km (0.029 R)
• M13: 5,377,595 km (0.095 R)
• M14: 5,638,194 km (0.07 R)
• M15: 6,226,114 km (0.045 R)
• M16: 7,867,053 km (0.087 R)
• M17: 8,044,177 km (0.099 R)
• M18: 8,282,187 km (0.119 R)
• M19: 8,522,591 km (0.085 R)
• M20: 8,826,274 km (0.091 R)
• M21: 9,133,548 km (0.115 R)
• M22: 9,569,626 km (0.1 R)
• M23: 9,885,278 km (0.12 R)
• M24: 10,204,370 km (0.109 R)
• M25: 11,580,970 km (0.116 R)
• M26: 13,014,865 km (0.114 R)
• M27: 13,787,987 km (0.054 R)
• M28: 14,001,314 km (0.096 R)
• M29: 17,178,473 km (0.109 R)
• M30: 17,561,743 km (0.092 R)
• M31: 18,807,295 km (0.069 R)
• M32: 19,123,096 km (0.078 R)
• M33: 19,202,383 km (0.052 R)
• M34: 20,000,637 km (0.036 R)
• M35: 20,081,121 km (0.067 R)
• M36: 21,054,554 km (0.097 R)
• M37: 21,382,472 km (0.11 R)
• M38: 21,464,751 km (0.048 R)
• M39: 21,794,764 km (0.088 R)
• M40: 23,980,389 km (0.101 R)
• M41: 24,494,707 km (0.093 R)
• M42: 26,322,942 km (0.112 R)
• M43: 26,853,267 km (0.081 R)
• M44: 27,298,021 km (0.109 R)
• M45: 28,375,126 km (0.079 R)
• M46: 29,009,869 km (0.117 R)
• M47: 29,192,080 km (0.062 R)
• M48: 29,924,660 km (0.088 R)
• M49: 30,756,125 km (0.104 R)
• M50: 31,314,724 km (0.107 R)
• M51: 31,688,868 km (0.105 R)
• M52: 32,064,508 km (0.089 R)
• M53: 33,295,699 km (0.094 R)
• M54: 35,804,006 km (0.112 R)
• M55: 36,784,770 km (0.029 R)
• M56: 37,675,027 km (0.104 R)
• M57: 38,073,107 km (0.099 R)
• M58: 39,375,955 km (0.114 R)
• M59: 43,371,564 km (0.117 R)
• M60: 45,258,741 km (0.08 R)
• M61: 46,212,278 km (0.096 R)
• M62: 46,851,660 km (0.057 R)
• M63: 52,403,386 km (0.103 R)
• M64: 55,651,605 km (0.087 R)
• M65: 57,357,170 km (0.089 R)
• M66: 57,929,531 km (0.115 R)
• M67: 60,935,850 km (0.048 R)
• M68: 61,636,866 km (0.085 R)
• M69: 63,164,709 km (0.068 R)
• M70: 63,282,742 km (0.105 R)
• M71: 63,874,102 km (0.086 R)
• M72: 65,898,311 km (0.047 R)
• M73: 67,822,588 km (0.042 R)
• M74: 69,521,571 km (0.119 R)
• M75: 69,643,344 km (0.115 R)
• M76: 70,988,827 km (0.066 R)
• M77: 71,111,497 km (0.078 R)
• M78: 71,726,345 km (0.107 R)
• M79: 72,342,838 km (0.073 R)
• M80: 72,713,541 km (0.067 R)
• M81: 73,456,893 km (0.071 R)
• M82: 74,576,633 km (0.075 R)
• M83: 74,951,226 km (0.097 R)
• M84: 75,076,140 km (0.056 R)
• M85: 77,463,872 km (0.103 R)
• M86: 78,096,372 km (0.076 R)
• M87: 78,349,940 km (0.077 R)
• M88: 78,984,833 km (0.055 R)
• M89: 80,771,481 km (0.078 R)
• M90: 81,541,311 km (0.12 R)
• M91: 82,055,928 km (0.108 R)
• M92: 85,949,362 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.4

Radius: 7.4

Gravity: 12.57 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 18.68 AU - 19.18 AU

Year: 29082 Days

Day: 18.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 97,821,219 km

• M1: 149,299 km (0.119 R)
• M2: 271,520 km (0.115 R)
• M3: 501,751 km (0.079 R)
• M4: 2,303,358 km (0.104 R)
• M5: 2,863,752 km (0.098 R)
• M6: 3,464,836 km (0.103 R)
• M7: 3,706,138 km (0.094 R)
• M8: 4,003,239 km (0.106 R)
• M9: 6,405,482 km (0.117 R)
• M10: 6,881,801 km (0.085 R)
• M11: 8,442,855 km (0.116 R)
• M12: 9,362,882 km (0.086 R)
• M13: 9,970,997 km (0.036 R)
• M14: 10,591,978 km (0.107 R)
• M15: 11,726,528 km (0.08 R)
• M16: 11,943,595 km (0.103 R)
• M17: 12,235,011 km (0.104 R)
• M18: 12,676,475 km (0.105 R)
• M19: 13,048,375 km (0.095 R)
• M20: 15,433,414 km (0.118 R)
• M21: 15,512,551 km (0.111 R)
• M22: 16,715,916 km (0.093 R)
• M23: 17,369,958 km (0.073 R)
• M24: 18,366,579 km (0.099 R)
• M25: 20,241,489 km (0.111 R)
• M26: 20,850,652 km (0.077 R)
• M27: 21,201,459 km (0.093 R)
• M28: 21,465,948 km (0.12 R)
• M29: 24,169,630 km (0.112 R)
• M30: 25,374,192 km (0.037 R)
• M31: 26,503,208 km (0.117 R)
• M32: 27,744,870 km (0.113 R)
• M33: 28,615,530 km (0.055 R)
• M34: 29,298,893 km (0.103 R)
• M35: 29,888,907 km (0.108 R)
• M36: 30,284,443 km (0.112 R)
• M37: 30,980,821 km (0.061 R)
• M38: 31,180,834 km (0.034 R)
• M39: 34,334,058 km (0.116 R)
• M40: 37,693,727 km (0.069 R)
• M41: 38,120,978 km (0.108 R)
• M42: 38,980,418 km (0.076 R)
• M43: 40,718,296 km (0.071 R)
• M44: 41,046,963 km (0.119 R)
• M45: 41,266,573 km (0.111 R)
• M46: 45,398,915 km (0.081 R)
• M47: 47,111,361 km (0.102 R)
• M48: 47,226,253 km (0.029 R)
• M49: 47,341,293 km (0.061 R)
• M50: 47,802,354 km (0.119 R)
• M51: 48,961,289 km (0.117 R)
• M52: 50,364,068 km (0.087 R)
• M53: 50,481,652 km (0.071 R)
• M54: 51,543,198 km (0.112 R)
• M55: 51,661,680 km (0.098 R)
• M56: 52,017,424 km (0.116 R)
• M57: 53,328,948 km (0.08 R)
• M58: 53,568,604 km (0.036 R)
• M59: 55,984,460 km (0.094 R)
• M60: 56,106,233 km (0.094 R)
• M61: 57,942,696 km (0.103 R)
• M62: 58,312,352 km (0.041 R)
• M63: 59,923,222 km (0.079 R)
• M64: 61,423,091 km (0.089 R)
• M65: 62,303,773 km (0.102 R)
• M66: 64,332,171 km (0.105 R)
• M67: 64,842,748 km (0.093 R)
• M68: 65,996,297 km (0.105 R)
• M69: 67,804,188 km (0.109 R)
• M70: 68,063,890 km (0.094 R)
• M71: 69,497,486 km (0.117 R)
• M72: 73,591,232 km (0.08 R)
• M73: 74,392,478 km (0.052 R)
• M74: 75,465,394 km (0.113 R)
• M75: 77,490,949 km (0.109 R)
• M76: 78,442,242 km (0.111 R)
• M77: 81,319,458 km (0.107 R)
• M78: 81,595,316 km (0.064 R)
• M79: 81,733,245 km (0.094 R)
• M80: 82,701,592 km (0.114 R)
• M81: 83,952,231 km (0.116 R)
• M82: 84,510,081 km (0.072 R)
• M83: 85,349,176 km (0.057 R)
• M84: 86,331,435 km (0.038 R)
• M85: 86,472,207 km (0.094 R)
• M86: 87,882,765 km (0.095 R)
• M87: 89,870,472 km (0.055 R)
• M88: 94,179,339 km (0.069 R)
• M89: 94,759,031 km (0.062 R)
• M90: 95,194,511 km (0.113 R)
• M91: 97,821,150 km (0.077 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 10,800 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit