🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.64 AU - 0.68 AU

Year: 346 Days

Day: 36.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,775,605 km

• M1: 633,248 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.2

Radius: 13.8

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.78 AU - 0.82 AU

Year: 462 Days

Day: 7.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,775,605 km

• M1: 171,888 km (0.051 R)
• M2: 281,693 km (0.094 R)
• M3: 406,607 km (0.101 R)
• M4: 492,476 km (0.04 R)
• M5: 599,887 km (0.088 R)
• M6: 705,504 km (0.084 R)
• M7: 853,605 km (0.026 R)
• M8: 997,219 km (0.096 R)
• M9: 1,129,763 km (0.109 R)
• M10: 1,230,442 km (0.095 R)
• M11: 1,331,421 km (0.09 R)
• M12: 1,432,400 km (0.03 R)
• M13: 1,523,355 km (0.076 R)
• M14: 1,613,114 km (0.075 R)
• M15: 1,734,737 km (0.066 R)
• M16: 1,917,994 km (0.119 R)
• M17: 2,012,091 km (0.116 R)
• M18: 2,172,610 km (0.113 R)
• M19: 2,271,045 km (0.075 R)
• M20: 2,370,977 km (0.101 R)
• M21: 2,567,997 km (0.071 R)
• M22: 2,660,748 km (0.068 R)
• M23: 2,762,474 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.5

Radius: 10

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.8 AU - 0.86 AU

Year: 488 Days

Day: 13.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 55,775,605 km

• M1: 127,308 km (0.096 R)
• M2: 229,334 km (0.116 R)
• M3: 293,062 km (0.025 R)
• M4: 423,811 km (0.107 R)
• M5: 530,624 km (0.095 R)
• M6: 607,667 km (0.116 R)
• M7: 698,622 km (0.095 R)
• M8: 761,004 km (0.101 R)
• M9: 888,462 km (0.093 R)
• M10: 960,418 km (0.058 R)
• M11: 1,122,433 km (0.068 R)
• M12: 1,241,064 km (0.07 R)
• M13: 1,347,428 km (0.069 R)
• M14: 1,517,072 km (0.103 R)
• M15: 1,626,877 km (0.117 R)
• M16: 1,725,761 km (0.061 R)
• M17: 1,877,902 km (0.082 R)
• M18: 1,967,511 km (0.052 R)
• M19: 2,058,766 km (0.06 R)
• M20: 2,141,494 km (0.114 R)
• M21: 2,250,401 km (0.06 R)
• M22: 2,376,362 km (0.068 R)
• M23: 2,499,481 km (0.075 R)
• M24: 2,572,335 km (0.086 R)
• M25: 2,651,323 km (0.028 R)
• M26: 2,725,673 km (0.057 R)
• M27: 2,827,699 km (0.095 R)
• M28: 2,936,606 km (0.119 R)
• M29: 3,046,860 km (0.115 R)
• M30: 3,113,730 km (0.087 R)
• M31: 3,186,584 km (0.056 R)
• M32: 3,288,610 km (0.117 R)
• M33: 3,397,517 km (0.068 R)
• M34: 3,501,787 km (0.06 R)
• M35: 3,595,435 km (0.093 R)
• M36: 3,683,848 km (0.091 R)
• M37: 3,797,093 km (0.093 R)
• M38: 3,863,215 km (0.103 R)
• M39: 3,947,888 km (0.09 R)
• M40: 4,027,025 km (0.105 R)
• M41: 4,106,761 km (0.12 R)
• M42: 4,255,311 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.3

Radius: 11.8

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.23 AU - 1.51 AU

Year: 1035 Days

Day: 5.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 55,775,605 km

• M1: 148,102 km (0.063 R)
• M2: 233,522 km (0.095 R)
• M3: 314,754 km (0.079 R)
• M4: 483,201 km (0.098 R)
• M5: 559,795 km (0.075 R)
• M6: 676,631 km (0.078 R)
• M7: 852,109 km (0.109 R)
• M8: 960,568 km (0.046 R)
• M9: 1,408,614 km (0.089 R)
• M10: 1,504,356 km (0.113 R)
• M11: 2,001,769 km (0.032 R)
• M12: 2,157,500 km (0.115 R)
• M13: 2,448,468 km (0.098 R)
• M14: 2,539,873 km (0.099 R)
• M15: 2,926,134 km (0.074 R)
• M16: 3,239,542 km (0.112 R)
• M17: 3,395,722 km (0.083 R)
• M18: 3,470,222 km (0.072 R)
• M19: 3,611,143 km (0.076 R)
• M20: 3,696,713 km (0.104 R)
• M21: 3,821,478 km (0.044 R)
• M22: 3,977,059 km (0.034 R)
• M23: 4,055,598 km (0.073 R)
• M24: 4,214,322 km (0.12 R)
• M25: 4,324,725 km (0.114 R)
• M26: 4,486,889 km (0.104 R)
• M27: 4,568,869 km (0.043 R)
• M28: 4,661,619 km (0.083 R)
• M29: 5,535,420 km (0.066 R)
• M30: 5,834,167 km (0.087 R)
• M31: 5,912,557 km (0.072 R)
• M32: 6,149,669 km (0.097 R)
• M33: 6,401,592 km (0.076 R)
• M34: 6,633,469 km (0.102 R)
• M35: 6,891,824 km (0.102 R)
• M36: 7,081,814 km (0.069 R)
• M37: 7,249,513 km (0.062 R)
• M38: 7,346,003 km (0.112 R)
• M39: 7,430,676 km (0.097 R)
• M40: 7,772,806 km (0.047 R)
• M41: 7,846,857 km (0.091 R)
• M42: 7,933,474 km (0.119 R)
• M43: 8,182,704 km (0.078 R)
• M44: 8,295,800 km (0.049 R)
• M45: 8,396,629 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.6

Radius: 11.7

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.95 AU - 2.55 AU

Year: 2179 Days

Day: 8 Hours

Environment

Temp: -184 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 55,775,605 km

• M1: 158,424 km (0.106 R)
• M2: 239,506 km (0.059 R)
• M3: 378,931 km (0.085 R)
• M4: 473,477 km (0.119 R)
• M5: 609,761 km (0.065 R)
• M6: 841,937 km (0.113 R)
• M7: 1,013,226 km (0.118 R)
• M8: 1,154,896 km (0.104 R)
• M9: 1,238,970 km (0.114 R)
• M10: 1,325,138 km (0.104 R)
• M11: 1,679,535 km (0.117 R)
• M12: 1,961,826 km (0.117 R)
• M13: 2,502,772 km (0.073 R)
• M14: 2,697,998 km (0.108 R)
• M15: 3,029,656 km (0.069 R)
• M16: 3,148,138 km (0.085 R)
• M17: 3,313,742 km (0.107 R)
• M18: 3,482,190 km (0.029 R)
• M19: 3,827,761 km (0.089 R)
• M20: 4,316,946 km (0.105 R)
• M21: 4,433,931 km (0.108 R)
• M22: 4,722,655 km (0.086 R)
• M23: 4,895,291 km (0.066 R)
• M24: 4,982,507 km (0.07 R)
• M25: 5,444,016 km (0.074 R)
• M26: 5,588,827 km (0.118 R)
• M27: 5,975,238 km (0.034 R)
• M28: 6,068,438 km (0.098 R)
• M29: 6,181,085 km (0.081 R)
• M30: 6,332,328 km (0.066 R)
• M31: 6,465,620 km (0.096 R)
• M32: 6,793,239 km (0.091 R)
• M33: 6,910,225 km (0.033 R)
• M34: 7,565,613 km (0.117 R)
• M35: 7,849,699 km (0.078 R)
• M36: 7,931,530 km (0.08 R)
• M37: 8,157,871 km (0.07 R)
• M38: 8,261,542 km (0.092 R)
• M39: 8,701,809 km (0.086 R)
• M40: 8,828,967 km (0.078 R)
• M41: 8,914,088 km (0.063 R)
• M42: 9,149,555 km (0.087 R)
• M43: 9,474,033 km (0.096 R)
• M44: 9,890,663 km (0.12 R)
• M45: 10,605,741 km (0.093 R)
• M46: 11,199,046 km (0.11 R)
• M47: 11,360,612 km (0.08 R)
• M48: 12,038,290 km (0.088 R)
• M49: 12,322,526 km (0.095 R)
• M50: 12,657,027 km (0.076 R)
• M51: 13,383,923 km (0.095 R)
• M52: 13,826,434 km (0.102 R)
• M53: 13,900,784 km (0.098 R)
• M54: 14,348,979 km (0.101 R)
• M55: 14,424,077 km (0.119 R)
• M56: 14,650,419 km (0.097 R)
• M57: 14,751,397 km (0.116 R)
• M58: 14,979,384 km (0.025 R)
• M59: 15,955,062 km (0.074 R)
• M60: 16,058,883 km (0.115 R)
• M61: 16,739,703 km (0.076 R)
• M62: 16,845,319 km (0.063 R)
• M63: 17,349,912 km (0.066 R)
• M64: 17,724,954 km (0.055 R)
• M65: 17,859,443 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.7

Radius: 11.6

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.56 AU - 3.84 AU

Year: 3696 Days

Day: 11.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 55,775,605 km

• M1: 163,959 km (0.059 R)
• M2: 241,152 km (0.119 R)
• M3: 329,115 km (0.065 R)
• M4: 434,283 km (0.095 R)
• M5: 696,976 km (0.112 R)
• M6: 810,372 km (0.113 R)
• M7: 897,138 km (0.098 R)
• M8: 999,015 km (0.073 R)
• M9: 1,609,523 km (0.074 R)
• M10: 1,865,336 km (0.076 R)
• M11: 2,058,317 km (0.118 R)
• M12: 2,305,154 km (0.072 R)
• M13: 2,432,312 km (0.073 R)
• M14: 2,998,689 km (0.08 R)
• M15: 3,386,746 km (0.07 R)
• M16: 3,477,253 km (0.107 R)
• M17: 3,679,210 km (0.092 R)
• M18: 3,828,658 km (0.119 R)
• M19: 3,960,903 km (0.063 R)
• M20: 4,133,389 km (0.04 R)
• M21: 4,249,776 km (0.117 R)
• M22: 4,605,520 km (0.068 R)
• M23: 4,746,441 km (0.117 R)
• M24: 4,868,513 km (0.12 R)
• M25: 6,367,783 km (0.093 R)
• M26: 6,935,806 km (0.118 R)
• M27: 7,144,346 km (0.103 R)
• M28: 7,567,558 km (0.107 R)
• M29: 7,830,252 km (0.106 R)
• M30: 8,144,557 km (0.064 R)
• M31: 8,266,629 km (0.097 R)
• M32: 8,961,212 km (0.101 R)
• M33: 10,458,986 km (0.087 R)
• M34: 11,020,277 km (0.07 R)
• M35: 11,263,822 km (0.095 R)
• M36: 11,673,870 km (0.096 R)
• M37: 12,005,379 km (0.088 R)
• M38: 12,088,705 km (0.067 R)
• M39: 12,395,979 km (0.036 R)
• M40: 12,705,946 km (0.109 R)
• M41: 12,904,462 km (0.041 R)
• M42: 13,506,444 km (0.098 R)
• M43: 13,971,095 km (0.06 R)
• M44: 14,205,515 km (0.048 R)
• M45: 14,856,714 km (0.116 R)
• M46: 15,276,187 km (0.075 R)
• M47: 15,426,981 km (0.104 R)
• M48: 16,157,468 km (0.067 R)
• M49: 16,311,105 km (0.11 R)
• M50: 16,619,875 km (0.113 R)
• M51: 16,992,822 km (0.101 R)
• M52: 17,368,612 km (0.091 R)
• M53: 17,715,529 km (0.118 R)
• M54: 17,810,524 km (0.1 R)
• M55: 18,064,840 km (0.102 R)
• M56: 18,802,208 km (0.11 R)
• M57: 18,899,148 km (0.058 R)
• M58: 19,779,082 km (0.092 R)
• M59: 19,910,429 km (0.095 R)
• M60: 20,872,493 km (0.103 R)
• M61: 21,207,593 km (0.118 R)
• M62: 21,443,359 km (0.074 R)
• M63: 21,544,637 km (0.054 R)
• M64: 21,815,558 km (0.079 R)
• M65: 21,917,434 km (0.081 R)
• M66: 22,189,852 km (0.11 R)
• M67: 22,669,313 km (0.082 R)
• M68: 22,806,943 km (0.046 R)
• M69: 23,221,629 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237.6

Radius: 5.6

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 8.08 AU - 12.5 AU

Year: 21313 Days

Day: 18.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 55,775,605 km

• M1: 204,201 km (0.06 R)
• M2: 466,147 km (0.032 R)
• M3: 749,336 km (0.05 R)
• M4: 847,771 km (0.045 R)
• M5: 1,330,075 km (0.102 R)
• M6: 1,937,891 km (0.073 R)
• M7: 2,270,447 km (0.083 R)
• M8: 3,113,580 km (0.101 R)
• M9: 3,469,025 km (0.12 R)
• M10: 3,601,419 km (0.049 R)
• M11: 3,735,608 km (0.1 R)
• M12: 3,871,294 km (0.062 R)
• M13: 4,112,894 km (0.082 R)
• M14: 4,903,369 km (0.078 R)
• M15: 4,940,470 km (0.064 R)
• M16: 5,315,960 km (0.1 R)
• M17: 5,507,146 km (0.111 R)
• M18: 5,857,056 km (0.047 R)
• M19: 6,866,393 km (0.099 R)
• M20: 7,327,453 km (0.086 R)
• M21: 8,769,278 km (0.036 R)
• M22: 8,859,336 km (0.108 R)
• M23: 9,452,790 km (0.083 R)
• M24: 9,499,016 km (0.058 R)
• M25: 9,731,042 km (0.06 R)
• M26: 9,824,391 km (0.086 R)
• M27: 10,438,491 km (0.079 R)
• M28: 11,162,245 km (0.094 R)
• M29: 11,902,156 km (0.037 R)
• M30: 12,353,643 km (0.08 R)
• M31: 12,505,484 km (0.027 R)
• M32: 12,964,451 km (0.041 R)
• M33: 13,067,224 km (0.071 R)
• M34: 13,221,759 km (0.052 R)
• M35: 13,532,923 km (0.091 R)
• M36: 13,951,348 km (0.118 R)
• M37: 14,004,006 km (0.085 R)
• M38: 14,056,665 km (0.092 R)
• M39: 14,109,473 km (0.076 R)
• M40: 14,587,139 km (0.095 R)
• M41: 16,051,852 km (0.025 R)
• M42: 16,272,808 km (0.077 R)
• M43: 16,439,160 km (0.119 R)
• M44: 17,790,328 km (0.111 R)
• M45: 18,421,482 km (0.1 R)
• M46: 20,777,648 km (0.075 R)
• M47: 21,320,689 km (0.061 R)
• M48: 21,442,012 km (0.098 R)
• M49: 21,624,372 km (0.108 R)
• M50: 22,359,197 km (0.044 R)
• M51: 23,664,588 km (0.063 R)
• M52: 23,790,250 km (0.103 R)
• M53: 23,853,231 km (0.049 R)
• M54: 26,088,971 km (0.109 R)
• M55: 26,478,973 km (0.066 R)
• M56: 27,001,967 km (0.038 R)
• M57: 27,133,164 km (0.051 R)
• M58: 27,792,741 km (0.094 R)
• M59: 28,658,015 km (0.104 R)
• M60: 28,791,905 km (0.115 R)
• M61: 29,127,603 km (0.116 R)
• M62: 29,194,772 km (0.054 R)
• M63: 29,734,970 km (0.103 R)
• M64: 31,099,901 km (0.037 R)
• M65: 33,044,674 km (0.079 R)
• M66: 33,325,768 km (0.066 R)
• M67: 34,031,720 km (0.112 R)
• M68: 34,102,630 km (0.079 R)
• M69: 36,396,564 km (0.073 R)
• M70: 36,468,969 km (0.097 R)
• M71: 36,614,079 km (0.062 R)
• M72: 36,904,897 km (0.084 R)
• M73: 37,562,081 km (0.093 R)
• M74: 38,591,912 km (0.063 R)
• M75: 39,036,068 km (0.042 R)
• M76: 41,888,451 km (0.062 R)
• M77: 43,032,725 km (0.11 R)
• M78: 43,493,337 km (0.086 R)
• M79: 44,109,979 km (0.118 R)
• M80: 45,040,478 km (0.09 R)
• M81: 45,118,269 km (0.101 R)
• M82: 45,664,301 km (0.055 R)
• M83: 46,605,421 km (0.108 R)
• M84: 47,394,550 km (0.058 R)
• M85: 47,790,835 km (0.045 R)
• M86: 48,986,122 km (0.05 R)
• M87: 50,757,062 km (0.089 R)
• M88: 51,162,472 km (0.115 R)
• M89: 53,040,972 km (0.086 R)
• M90: 54,112,841 km (0.102 R)
• M91: 54,278,296 km (0.108 R)
• M92: 55,275,067 km (0.105 R)
• M93: 55,441,719 km (0.05 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 13,449 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit