🌌 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: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.53 AU - 0.53 AU

Year: 134 Days

Day: 36 Hours

Environment

Temp: 199 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,290,121 km

• M1: 54,005 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.38 AU - 2.26 AU

Year: 855 Days

Day: 37.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,290,121 km

• M1: 974,032 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.84 AU - 2.18 AU

Year: 992 Days

Day: 41.6 Hours

Environment

Temp: -60 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.95 AU - 5.83 AU

Year: 3766 Days

Day: 35.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.8

Radius: 13

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.27 AU - 7.83 AU

Year: 6519 Days

Day: 8.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 37,290,121 km

• M1: 170,990 km (0.074 R)
• M2: 253,120 km (0.079 R)
• M3: 363,672 km (0.102 R)
• M4: 472,580 km (0.12 R)
• M5: 647,310 km (0.091 R)
• M6: 743,950 km (0.049 R)
• M7: 1,041,052 km (0.045 R)
• M8: 1,390,811 km (0.041 R)
• M9: 1,564,794 km (0.106 R)
• M10: 1,715,588 km (0.053 R)
• M11: 1,903,184 km (0.07 R)
• M12: 2,015,831 km (0.087 R)
• M13: 2,282,116 km (0.086 R)
• M14: 2,419,596 km (0.081 R)
• M15: 2,559,919 km (0.07 R)
• M16: 2,867,492 km (0.062 R)
• M17: 3,016,342 km (0.045 R)
• M18: 3,167,885 km (0.082 R)
• M19: 3,322,120 km (0.038 R)
• M20: 3,518,392 km (0.109 R)
• M21: 3,618,025 km (0.062 R)
• M22: 4,952,886 km (0.085 R)
• M23: 5,360,241 km (0.038 R)
• M24: 5,731,394 km (0.097 R)
• M25: 6,159,094 km (0.095 R)
• M26: 6,621,950 km (0.108 R)
• M27: 7,222,735 km (0.055 R)
• M28: 7,814,843 km (0.108 R)
• M29: 8,422,659 km (0.033 R)
• M30: 8,556,849 km (0.072 R)
• M31: 8,827,322 km (0.092 R)
• M32: 9,768,143 km (0.089 R)
• M33: 10,307,892 km (0.109 R)
• M34: 10,509,101 km (0.113 R)
• M35: 11,684,342 km (0.059 R)
• M36: 11,804,170 km (0.037 R)
• M37: 12,746,636 km (0.093 R)
• M38: 13,086,971 km (0.089 R)
• M39: 13,808,033 km (0.04 R)
• M40: 13,903,177 km (0.064 R)
• M41: 14,189,508 km (0.083 R)
• M42: 14,606,586 km (0.109 R)
• M43: 15,060,317 km (0.112 R)
• M44: 15,981,840 km (0.07 R)
• M45: 16,081,622 km (0.119 R)
• M46: 16,449,333 km (0.082 R)
• M47: 16,583,822 km (0.094 R)
• M48: 16,887,505 km (0.091 R)
• M49: 17,948,005 km (0.043 R)
• M50: 18,051,825 km (0.087 R)
• M51: 18,225,209 km (0.117 R)
• M52: 18,678,790 km (0.119 R)
• M53: 19,135,961 km (0.105 R)
• M54: 19,419,150 km (0.112 R)
• M55: 20,710,628 km (0.044 R)
• M56: 20,819,536 km (0.056 R)
• M57: 21,513,520 km (0.071 R)
• M58: 21,697,526 km (0.087 R)
• M59: 22,103,983 km (0.093 R)
• M60: 22,512,834 km (0.119 R)
• M61: 22,624,883 km (0.072 R)
• M62: 22,999,476 km (0.068 R)
• M63: 23,225,219 km (0.119 R)
• M64: 23,603,103 km (0.085 R)
• M65: 23,868,789 km (0.072 R)
• M66: 24,059,227 km (0.094 R)
• M67: 24,250,114 km (0.103 R)
• M68: 24,518,343 km (0.115 R)
• M69: 24,710,427 km (0.087 R)
• M70: 24,903,109 km (0.068 R)
• M71: 25,251,073 km (0.112 R)
• M72: 25,991,134 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.5

Radius: 10.5

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.11 AU - 7.69 AU

Year: 7010 Days

Day: 6.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 37,290,121 km

• M1: 208,839 km (0.113 R)
• M2: 406,158 km (0.114 R)
• M3: 536,907 km (0.04 R)
• M4: 625,469 km (0.075 R)
• M5: 768,634 km (0.082 R)
• M6: 1,117,795 km (0.099 R)
• M7: 1,295,218 km (0.119 R)
• M8: 1,418,786 km (0.053 R)
• M9: 1,579,006 km (0.032 R)
• M10: 1,678,189 km (0.073 R)
• M11: 1,762,413 km (0.119 R)
• M12: 2,279,423 km (0.116 R)
• M13: 2,545,408 km (0.073 R)
• M14: 2,642,946 km (0.08 R)
• M15: 3,045,513 km (0.116 R)
• M16: 3,424,594 km (0.066 R)
• M17: 3,554,296 km (0.072 R)
• M18: 3,752,064 km (0.076 R)
• M19: 4,066,818 km (0.117 R)
• M20: 4,273,712 km (0.077 R)
• M21: 4,366,911 km (0.071 R)
• M22: 4,722,057 km (0.073 R)
• M23: 4,891,102 km (0.095 R)
• M24: 5,235,177 km (0.072 R)
• M25: 5,689,057 km (0.11 R)
• M26: 5,765,951 km (0.097 R)
• M27: 6,155,803 km (0.038 R)
• M28: 6,314,077 km (0.069 R)
• M29: 6,447,070 km (0.079 R)
• M30: 6,715,897 km (0.113 R)
• M31: 6,824,356 km (0.093 R)
• M32: 6,933,562 km (0.092 R)
• M33: 7,015,691 km (0.037 R)
• M34: 7,098,269 km (0.112 R)
• M35: 7,487,972 km (0.113 R)
• M36: 7,913,129 km (0.074 R)
• M37: 7,999,148 km (0.089 R)
• M38: 8,668,748 km (0.114 R)
• M39: 9,115,297 km (0.036 R)
• M40: 9,265,793 km (0.075 R)
• M41: 9,968,604 km (0.084 R)
• M42: 10,310,884 km (0.056 R)
• M43: 10,593,923 km (0.104 R)
• M44: 10,911,220 km (0.073 R)
• M45: 11,458,000 km (0.117 R)
• M46: 11,620,463 km (0.034 R)
• M47: 12,544,679 km (0.096 R)
• M48: 13,458,124 km (0.112 R)
• M49: 13,526,639 km (0.12 R)
• M50: 14,044,398 km (0.095 R)
• M51: 15,099,063 km (0.104 R)
• M52: 15,277,234 km (0.11 R)
• M53: 15,420,399 km (0.035 R)
• M54: 15,599,916 km (0.07 R)
• M55: 16,142,657 km (0.056 R)
• M56: 16,581,428 km (0.07 R)
• M57: 16,654,881 km (0.099 R)
• M58: 17,283,940 km (0.056 R)
• M59: 18,794,728 km (0.087 R)
• M60: 18,909,769 km (0.116 R)
• M61: 19,643,696 km (0.073 R)
• M62: 20,229,522 km (0.05 R)
• M63: 20,465,587 km (0.113 R)
• M64: 20,742,044 km (0.066 R)
• M65: 21,179,019 km (0.116 R)
• M66: 21,338,790 km (0.088 R)
• M67: 21,739,563 km (0.061 R)
• M68: 22,021,704 km (0.111 R)
• M69: 22,143,028 km (0.111 R)
• M70: 22,223,960 km (0.085 R)
• M71: 22,589,578 km (0.099 R)
• M72: 22,711,949 km (0.09 R)
• M73: 23,409,224 km (0.053 R)
• M74: 23,698,397 km (0.112 R)
• M75: 24,113,531 km (0.058 R)
• M76: 24,614,983 km (0.116 R)
• M77: 24,740,795 km (0.113 R)
• M78: 26,011,479 km (0.11 R)
• M79: 26,096,900 km (0.104 R)
• M80: 26,439,628 km (0.05 R)
• M81: 26,999,872 km (0.062 R)
• M82: 28,219,843 km (0.086 R)
• M83: 28,483,584 km (0.106 R)
• M84: 29,546,776 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.8

Radius: 13.9

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 8.05 AU - 11.99 AU

Year: 11046 Days

Day: 9.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 37,290,121 km

• M1: 339,737 km (0.054 R)
• M2: 461,360 km (0.108 R)
• M3: 616,942 km (0.113 R)
• M4: 793,617 km (0.1 R)
• M5: 1,164,619 km (0.113 R)
• M6: 1,275,471 km (0.045 R)
• M7: 1,448,855 km (0.096 R)
• M8: 1,630,467 km (0.112 R)
• M9: 1,884,784 km (0.094 R)
• M10: 2,061,758 km (0.113 R)
• M11: 2,408,975 km (0.07 R)
• M12: 3,506,275 km (0.096 R)
• M13: 3,698,359 km (0.071 R)
• M14: 5,169,654 km (0.115 R)
• M15: 5,452,244 km (0.103 R)
• M16: 5,547,538 km (0.087 R)
• M17: 5,836,860 km (0.085 R)
• M18: 5,967,010 km (0.108 R)
• M19: 6,164,180 km (0.094 R)
• M20: 6,734,597 km (0.075 R)
• M21: 6,836,922 km (0.103 R)
• M22: 7,925,845 km (0.085 R)
• M23: 8,435,375 km (0.101 R)
• M24: 8,657,079 km (0.088 R)
• M25: 8,955,527 km (0.096 R)
• M26: 9,333,561 km (0.119 R)
• M27: 10,066,291 km (0.104 R)
• M28: 10,222,770 km (0.114 R)
• M29: 10,937,699 km (0.047 R)
• M30: 11,058,424 km (0.085 R)
• M31: 11,627,644 km (0.076 R)
• M32: 11,874,630 km (0.056 R)
• M33: 12,081,823 km (0.116 R)
• M34: 12,248,326 km (0.106 R)
• M35: 12,373,689 km (0.113 R)
• M36: 12,794,956 km (0.085 R)
• M37: 13,135,291 km (0.074 R)
• M38: 13,608,170 km (0.076 R)
• M39: 13,694,787 km (0.047 R)
• M40: 15,105,047 km (0.096 R)
• M41: 16,055,591 km (0.104 R)
• M42: 16,561,232 km (0.12 R)
• M43: 16,653,684 km (0.078 R)
• M44: 17,072,109 km (0.068 R)
• M45: 17,259,256 km (0.114 R)
• M46: 17,635,495 km (0.095 R)
• M47: 18,014,276 km (0.052 R)
• M48: 18,587,835 km (0.083 R)
• M49: 18,828,538 km (0.073 R)
• M50: 18,973,498 km (0.116 R)
• M51: 20,492,664 km (0.117 R)
• M52: 21,392,795 km (0.091 R)
• M53: 21,746,294 km (0.048 R)
• M54: 22,101,739 km (0.068 R)
• M55: 22,459,128 km (0.108 R)
• M56: 23,024,608 km (0.092 R)
• M57: 23,231,502 km (0.096 R)
• M58: 24,274,798 km (0.109 R)
• M59: 27,058,216 km (0.047 R)
• M60: 28,598,475 km (0.119 R)
• M61: 28,820,927 km (0.108 R)
• M62: 29,379,227 km (0.064 R)
• M63: 29,828,619 km (0.104 R)
• M64: 29,941,266 km (0.112 R)
• M65: 30,450,198 km (0.06 R)
• M66: 30,847,979 km (0.111 R)
• M67: 32,920,657 km (0.105 R)
• M68: 33,270,417 km (0.039 R)
• M69: 33,738,808 km (0.112 R)
• M70: 34,386,417 km (0.116 R)
• M71: 35,156,996 km (0.109 R)
• M72: 35,634,063 km (0.109 R)
• M73: 35,993,248 km (0.069 R)
• M74: 36,413,917 km (0.095 R)
• M75: 36,836,082 km (0.082 R)
• M76: 36,956,957 km (0.086 R)
• M77: 37,929,194 km (0.045 R)
• M78: 38,602,534 km (0.115 R)
• M79: 38,725,354 km (0.07 R)
• M80: 39,156,345 km (0.1 R)
• M81: 39,341,547 km (0.099 R)
• M82: 41,901,616 km (0.101 R)
• M83: 42,280,846 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.8

Radius: 9

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 9.05 AU - 13.53 AU

Year: 13211 Days

Day: 13.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 37,290,121 km

• M1: 138,528 km (0.11 R)
• M2: 258,954 km (0.113 R)
• M3: 409,300 km (0.071 R)
• M4: 565,630 km (0.111 R)
• M5: 658,380 km (0.05 R)
• M6: 830,268 km (0.103 R)
• M7: 1,200,523 km (0.094 R)
• M8: 1,323,044 km (0.059 R)
• M9: 1,715,738 km (0.105 R)
• M10: 2,336,868 km (0.091 R)
• M11: 2,603,751 km (0.066 R)
• M12: 2,671,968 km (0.117 R)
• M13: 2,787,158 km (0.039 R)
• M14: 3,638,819 km (0.099 R)
• M15: 3,740,994 km (0.083 R)
• M16: 4,000,696 km (0.064 R)
• M17: 4,293,309 km (0.043 R)
• M18: 4,483,149 km (0.092 R)
• M19: 4,592,954 km (0.088 R)
• M20: 5,183,716 km (0.073 R)
• M21: 5,385,972 km (0.074 R)
• M22: 5,590,772 km (0.084 R)
• M23: 6,251,545 km (0.044 R)
• M24: 6,466,966 km (0.074 R)
• M25: 6,622,249 km (0.118 R)
• M26: 6,968,418 km (0.107 R)
• M27: 7,515,199 km (0.113 R)
• M28: 7,711,321 km (0.098 R)
• M29: 8,411,589 km (0.079 R)
• M30: 8,615,341 km (0.097 R)
• M31: 9,271,478 km (0.068 R)
• M32: 9,729,696 km (0.077 R)
• M33: 10,087,235 km (0.088 R)
• M34: 10,558,468 km (0.103 R)
• M35: 11,111,232 km (0.085 R)
• M36: 11,938,658 km (0.052 R)
• M37: 12,167,842 km (0.028 R)
• M38: 12,553,057 km (0.115 R)
• M39: 12,825,025 km (0.056 R)
• M40: 13,020,550 km (0.037 R)
• M41: 13,335,304 km (0.105 R)
• M42: 13,972,591 km (0.108 R)
• M43: 14,988,061 km (0.109 R)
• M44: 15,070,190 km (0.04 R)
• M45: 15,817,432 km (0.076 R)
• M46: 16,406,847 km (0.12 R)
• M47: 16,491,669 km (0.079 R)
• M48: 17,261,350 km (0.065 R)
• M49: 17,563,837 km (0.116 R)
• M50: 18,042,850 km (0.069 R)
• M51: 18,305,843 km (0.098 R)
• M52: 18,481,919 km (0.058 R)
• M53: 19,684,985 km (0.12 R)
• M54: 19,955,758 km (0.088 R)
• M55: 20,182,398 km (0.11 R)
• M56: 20,638,223 km (0.108 R)
• M57: 20,913,334 km (0.081 R)
• M58: 22,589,428 km (0.105 R)
• M59: 22,730,948 km (0.083 R)
• M60: 22,872,916 km (0.103 R)
• M61: 22,967,761 km (0.115 R)
• M62: 23,586,947 km (0.095 R)
• M63: 24,598,677 km (0.068 R)
• M64: 25,183,306 km (0.117 R)
• M65: 25,526,333 km (0.032 R)
• M66: 26,366,026 km (0.105 R)
• M67: 26,515,175 km (0.093 R)
• M68: 26,864,187 km (0.085 R)
• M69: 27,466,169 km (0.089 R)
• M70: 28,275,643 km (0.064 R)
• M71: 28,632,284 km (0.087 R)
• M72: 29,298,444 km (0.105 R)
• M73: 30,437,482 km (0.114 R)
• M74: 30,593,961 km (0.064 R)
• M75: 30,802,950 km (0.039 R)
• M76: 31,117,404 km (0.099 R)
• M77: 31,749,455 km (0.059 R)
• M78: 31,908,179 km (0.118 R)
• M79: 32,652,129 km (0.073 R)
• M80: 33,832,755 km (0.11 R)
• M81: 34,102,929 km (0.092 R)
• M82: 34,700,124 km (0.059 R)

Kuiper Belt

Range: 31.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 12,883 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit