🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.4 AU - 0.64 AU

Year: 238 Days

Day: 33.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.48 AU - 0.62 AU

Year: 259 Days

Day: 14.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.6

Radius: 9.1

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.7 AU - 0.82 AU

Year: 421 Days

Day: 13.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 39,890,856 km

• M1: 114,293 km (0.06 R)
• M2: 190,588 km (0.111 R)
• M3: 305,778 km (0.086 R)
• M4: 391,049 km (0.107 R)
• M5: 460,013 km (0.069 R)
• M6: 524,640 km (0.026 R)
• M7: 622,028 km (0.105 R)
• M8: 684,859 km (0.071 R)
• M9: 810,671 km (0.096 R)
• M10: 887,714 km (0.097 R)
• M11: 959,820 km (0.078 R)
• M12: 1,045,839 km (0.069 R)
• M13: 1,171,800 km (0.059 R)
• M14: 1,238,820 km (0.063 R)
• M15: 1,315,863 km (0.113 R)
• M16: 1,394,551 km (0.043 R)
• M17: 1,452,446 km (0.055 R)
• M18: 1,556,865 km (0.085 R)
• M19: 1,758,972 km (0.099 R)
• M20: 1,856,061 km (0.096 R)
• M21: 1,915,002 km (0.059 R)
• M22: 2,142,391 km (0.038 R)
• M23: 2,209,710 km (0.098 R)
• M24: 2,421,391 km (0.113 R)
• M25: 2,491,553 km (0.114 R)
• M26: 2,573,532 km (0.111 R)
• M27: 2,684,235 km (0.044 R)
• M28: 2,768,159 km (0.082 R)
• M29: 2,915,962 km (0.108 R)
• M30: 3,031,451 km (0.112 R)
• M31: 3,101,613 km (0.065 R)
• M32: 3,195,859 km (0.11 R)
• M33: 3,393,179 km (0.034 R)
• M34: 3,637,921 km (0.091 R)
• M35: 3,731,270 km (0.086 R)
• M36: 3,800,085 km (0.111 R)
• M37: 3,977,508 km (0.098 R)
• M38: 4,144,609 km (0.056 R)
• M39: 4,301,088 km (0.062 R)
• M40: 4,426,152 km (0.047 R)
• M41: 4,485,991 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.4

Radius: 13.9

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.9 AU - 2.74 AU

Year: 2247 Days

Day: 9.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 39,890,856 km

• M1: 198,816 km (0.117 R)
• M2: 308,172 km (0.109 R)
• M3: 414,087 km (0.04 R)
• M4: 527,632 km (0.11 R)
• M5: 710,590 km (0.072 R)
• M6: 924,365 km (0.079 R)
• M7: 1,099,544 km (0.088 R)
• M8: 1,215,184 km (0.113 R)
• M9: 1,400,984 km (0.108 R)
• M10: 1,510,490 km (0.03 R)
• M11: 1,622,987 km (0.042 R)
• M12: 1,720,525 km (0.112 R)
• M13: 1,893,909 km (0.077 R)
• M14: 2,170,216 km (0.039 R)
• M15: 2,358,410 km (0.07 R)
• M16: 2,449,516 km (0.114 R)
• M17: 2,709,068 km (0.09 R)
• M18: 2,890,829 km (0.073 R)
• M19: 3,132,131 km (0.06 R)
• M20: 3,221,590 km (0.103 R)
• M21: 3,472,167 km (0.026 R)
• M22: 3,693,721 km (0.084 R)
• M23: 3,824,170 km (0.066 R)
• M24: 3,920,063 km (0.106 R)
• M25: 4,016,703 km (0.095 R)
• M26: 4,151,042 km (0.092 R)
• M27: 4,249,627 km (0.113 R)
• M28: 4,729,088 km (0.082 R)
• M29: 4,858,041 km (0.091 R)
• M30: 5,027,685 km (0.041 R)
• M31: 5,319,102 km (0.099 R)
• M32: 5,494,131 km (0.07 R)
• M33: 5,616,353 km (0.105 R)
• M34: 5,974,490 km (0.111 R)
• M35: 6,086,240 km (0.087 R)
• M36: 6,583,503 km (0.081 R)
• M37: 6,829,741 km (0.039 R)
• M38: 6,976,048 km (0.115 R)
• M39: 7,286,613 km (0.1 R)
• M40: 7,421,251 km (0.109 R)
• M41: 7,723,140 km (0.095 R)
• M42: 8,075,592 km (0.069 R)
• M43: 8,464,547 km (0.084 R)
• M44: 8,748,483 km (0.09 R)
• M45: 9,003,398 km (0.12 R)
• M46: 9,244,849 km (0.087 R)
• M47: 9,488,245 km (0.03 R)
• M48: 9,618,993 km (0.066 R)
• M49: 9,915,496 km (0.059 R)
• M50: 10,432,956 km (0.079 R)
• M51: 10,890,875 km (0.05 R)
• M52: 10,993,648 km (0.049 R)
• M53: 11,148,183 km (0.085 R)
• M54: 11,269,058 km (0.098 R)
• M55: 11,564,065 km (0.096 R)
• M56: 11,791,454 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.2

Radius: 12

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.22 AU - 2.48 AU

Year: 2291 Days

Day: 8.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 39,890,856 km

• M1: 160,967 km (0.09 R)
• M2: 249,679 km (0.026 R)
• M3: 379,679 km (0.04 R)
• M4: 485,894 km (0.082 R)
• M5: 579,841 km (0.118 R)
• M6: 784,192 km (0.103 R)
• M7: 904,768 km (0.06 R)
• M8: 1,007,242 km (0.113 R)
• M9: 1,133,353 km (0.089 R)
• M10: 1,278,463 km (0.09 R)
• M11: 1,374,206 km (0.102 R)
• M12: 1,508,395 km (0.057 R)
• M13: 1,654,403 km (0.065 R)
• M14: 1,751,941 km (0.119 R)
• M15: 2,016,579 km (0.075 R)
• M16: 2,211,356 km (0.096 R)
• M17: 2,319,515 km (0.117 R)
• M18: 2,515,339 km (0.113 R)
• M19: 2,593,429 km (0.102 R)
• M20: 2,850,887 km (0.098 R)
• M21: 3,033,396 km (0.094 R)
• M22: 3,126,147 km (0.067 R)
• M23: 3,210,520 km (0.116 R)
• M24: 3,314,640 km (0.12 R)
• M25: 3,497,149 km (0.093 R)
• M26: 3,722,444 km (0.117 R)
• M27: 3,872,191 km (0.077 R)
• M28: 4,208,487 km (0.055 R)
• M29: 4,822,587 km (0.053 R)
• M30: 4,909,503 km (0.03 R)
• M31: 5,019,009 km (0.065 R)
• M32: 5,096,051 km (0.106 R)
• M33: 5,229,194 km (0.067 R)
• M34: 5,521,508 km (0.071 R)
• M35: 5,923,627 km (0.065 R)
• M36: 6,098,806 km (0.084 R)
• M37: 6,252,144 km (0.096 R)
• M38: 6,370,925 km (0.07 R)
• M39: 6,610,880 km (0.072 R)
• M40: 6,866,093 km (0.083 R)
• M41: 6,988,614 km (0.058 R)
• M42: 7,124,449 km (0.092 R)
• M43: 7,298,431 km (0.091 R)
• M44: 7,436,211 km (0.106 R)
• M45: 7,638,168 km (0.09 R)
• M46: 7,829,205 km (0.111 R)
• M47: 7,957,410 km (0.079 R)
• M48: 8,034,602 km (0.082 R)
• M49: 8,125,109 km (0.1 R)
• M50: 8,372,394 km (0.097 R)
• M51: 8,450,933 km (0.071 R)
• M52: 8,556,250 km (0.04 R)
• M53: 8,728,138 km (0.084 R)
• M54: 8,954,629 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.6

Radius: 6.1

Gravity: 21.6 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.44 AU - 7.6 AU

Year: 10585 Days

Day: 19.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 39,890,856 km

• M1: 120,576 km (0.048 R)
• M2: 246,986 km (0.084 R)
• M3: 375,939 km (0.037 R)
• M4: 576,401 km (0.089 R)
• M5: 770,728 km (0.114 R)
• M6: 1,110,016 km (0.112 R)
• M7: 1,174,343 km (0.027 R)
• M8: 1,262,307 km (0.113 R)
• M9: 1,444,517 km (0.104 R)
• M10: 1,758,822 km (0.051 R)
• M11: 1,809,087 km (0.102 R)
• M12: 1,885,382 km (0.109 R)
• M13: 2,174,106 km (0.103 R)
• M14: 3,000,784 km (0.028 R)
• M15: 3,061,072 km (0.119 R)
• M16: 3,152,326 km (0.116 R)
• M17: 4,315,749 km (0.058 R)
• M18: 4,871,355 km (0.107 R)
• M19: 4,942,414 km (0.076 R)
• M20: 5,157,686 km (0.071 R)
• M21: 5,597,204 km (0.112 R)
• M22: 7,107,245 km (0.043 R)
• M23: 7,147,637 km (0.081 R)
• M24: 7,228,420 km (0.053 R)
• M25: 7,554,692 km (0.111 R)
• M26: 8,221,749 km (0.097 R)
• M27: 8,734,272 km (0.094 R)
• M28: 8,907,506 km (0.066 R)
• M29: 8,994,572 km (0.11 R)
• M30: 9,038,105 km (0.11 R)
• M31: 9,389,510 km (0.11 R)
• M32: 10,562,358 km (0.039 R)
• M33: 11,072,337 km (0.103 R)
• M34: 11,495,549 km (0.075 R)
• M35: 11,637,817 km (0.099 R)
• M36: 11,923,997 km (0.053 R)
• M37: 12,068,060 km (0.105 R)
• M38: 12,357,831 km (0.111 R)
• M39: 12,406,301 km (0.067 R)
• M40: 13,290,424 km (0.064 R)
• M41: 13,941,474 km (0.06 R)
• M42: 15,378,661 km (0.117 R)
• M43: 15,430,871 km (0.075 R)
• M44: 15,483,080 km (0.061 R)
• M45: 15,640,308 km (0.09 R)
• M46: 15,692,667 km (0.044 R)
• M47: 15,797,834 km (0.074 R)
• M48: 17,294,561 km (0.079 R)
• M49: 18,335,762 km (0.119 R)
• M50: 19,623,201 km (0.113 R)
• M51: 21,578,894 km (0.097 R)
• M52: 21,989,241 km (0.091 R)
• M53: 22,165,917 km (0.085 R)
• M54: 22,224,858 km (0.044 R)
• M55: 22,343,040 km (0.08 R)
• M56: 23,475,646 km (0.072 R)
• M57: 24,018,537 km (0.107 R)
• M58: 24,079,124 km (0.079 R)
• M59: 24,139,860 km (0.115 R)
• M60: 25,672,341 km (0.076 R)
• M61: 26,044,690 km (0.086 R)
• M62: 26,732,242 km (0.114 R)
• M63: 27,997,391 km (0.102 R)
• M64: 29,023,632 km (0.103 R)
• M65: 29,217,362 km (0.09 R)
• M66: 29,281,988 km (0.04 R)
• M67: 29,801,242 km (0.091 R)
• M68: 30,127,366 km (0.082 R)
• M69: 30,323,488 km (0.1 R)
• M70: 31,178,590 km (0.107 R)
• M71: 33,182,005 km (0.114 R)
• M72: 33,317,091 km (0.073 R)
• M73: 34,062,986 km (0.098 R)
• M74: 35,986,516 km (0.084 R)
• M75: 36,681,996 km (0.088 R)
• M76: 37,031,457 km (0.074 R)
• M77: 37,171,481 km (0.099 R)
• M78: 37,874,441 km (0.105 R)
• M79: 38,510,980 km (0.066 R)
• M80: 38,581,889 km (0.11 R)
• M81: 40,369,285 km (0.075 R)
• M82: 40,802,370 km (0.108 R)
• M83: 41,818,589 km (0.084 R)
• M84: 44,321,361 km (0.116 R)
• M85: 45,066,658 km (0.101 R)
• M86: 46,343,027 km (0.03 R)
• M87: 48,547,950 km (0.11 R)
• M88: 48,931,519 km (0.091 R)
• M89: 50,631,100 km (0.076 R)
• M90: 51,020,055 km (0.115 R)
• M91: 51,254,026 km (0.081 R)
• M92: 51,879,345 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.8

Radius: 4.2

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 9.43 AU - 12.73 AU

Year: 23450 Days

Day: 23 Hours

Environment

Temp: -235 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 39,890,856 km

• M1: 111,301 km (0.095 R)
• M2: 259,253 km (0.099 R)
• M3: 335,698 km (0.07 R)
• M4: 419,921 km (0.103 R)
• M5: 580,141 km (0.118 R)
• M6: 987,645 km (0.089 R)
• M7: 1,145,920 km (0.107 R)
• M8: 1,687,614 km (0.089 R)
• M9: 1,962,874 km (0.07 R)
• M10: 2,139,100 km (0.111 R)
• M11: 2,343,600 km (0.113 R)
• M12: 2,389,826 km (0.1 R)
• M13: 2,554,234 km (0.109 R)
• M14: 3,749,970 km (0.09 R)
• M15: 4,389,351 km (0.075 R)
• M16: 5,456,134 km (0.093 R)
• M17: 5,797,366 km (0.07 R)
• M18: 6,273,836 km (0.025 R)
• M19: 6,762,721 km (0.109 R)
• M20: 7,297,683 km (0.114 R)
• M21: 7,845,960 km (0.09 R)
• M22: 8,195,570 km (0.101 R)
• M23: 9,458,176 km (0.109 R)
• M24: 10,017,522 km (0.106 R)
• M25: 10,780,023 km (0.093 R)
• M26: 11,012,348 km (0.091 R)
• M27: 11,560,923 km (0.119 R)
• M28: 11,679,704 km (0.116 R)
• M29: 12,440,858 km (0.09 R)
• M30: 12,725,393 km (0.072 R)
• M31: 12,970,883 km (0.101 R)
• M32: 13,508,239 km (0.103 R)
• M33: 13,842,590 km (0.093 R)
• M34: 14,732,997 km (0.036 R)
• M35: 16,702,602 km (0.087 R)
• M36: 17,695,035 km (0.057 R)
• M37: 18,198,431 km (0.054 R)
• M38: 19,172,613 km (0.103 R)
• M39: 20,068,405 km (0.081 R)
• M40: 20,449,580 km (0.084 R)
• M41: 21,074,301 km (0.111 R)
• M42: 21,851,611 km (0.077 R)
• M43: 22,490,095 km (0.113 R)
• M44: 23,634,668 km (0.111 R)
• M45: 23,885,993 km (0.115 R)
• M46: 25,463,802 km (0.102 R)
• M47: 25,928,153 km (0.071 R)
• M48: 28,611,939 km (0.098 R)
• M49: 32,995,606 km (0.112 R)
• M50: 33,276,401 km (0.094 R)
• M51: 33,671,040 km (0.079 R)
• M52: 35,092,519 km (0.084 R)
• M53: 36,475,701 km (0.075 R)
• M54: 36,591,639 km (0.104 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 19,211 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit