🌌 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: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.43 AU - 0.61 AU

Year: 246 Days

Day: 29.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,471,212 km

• M1: 56,997 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.64 AU - 0.68 AU

Year: 352 Days

Day: 31.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,471,212 km

• M1: 176,077 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.5

Radius: 13.2

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.71 AU - 0.71 AU

Year: 392 Days

Day: 10 Hours

Environment

Temp: -135 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 50,471,212 km

• M1: 176,376 km (0.083 R)
• M2: 284,236 km (0.093 R)
• M3: 384,616 km (0.07 R)
• M4: 484,398 km (0.061 R)
• M5: 575,054 km (0.092 R)
• M6: 663,467 km (0.107 R)
• M7: 747,541 km (0.059 R)
• M8: 888,611 km (0.075 R)
• M9: 990,637 km (0.081 R)
• M10: 1,073,814 km (0.093 R)
• M11: 1,179,579 km (0.117 R)
• M12: 1,330,673 km (0.11 R)
• M13: 1,449,454 km (0.107 R)
• M14: 1,594,414 km (0.105 R)
• M15: 1,707,660 km (0.103 R)
• M16: 1,833,023 km (0.091 R)
• M17: 1,932,804 km (0.12 R)
• M18: 2,015,083 km (0.112 R)
• M19: 2,228,410 km (0.065 R)
• M20: 2,319,964 km (0.102 R)
• M21: 2,501,875 km (0.105 R)
• M22: 2,656,110 km (0.096 R)
• M23: 2,753,498 km (0.058 R)
• M24: 2,852,233 km (0.119 R)
• M25: 2,957,700 km (0.039 R)
• M26: 3,132,729 km (0.069 R)
• M27: 3,305,365 km (0.088 R)
• M28: 3,392,880 km (0.086 R)
• M29: 3,528,715 km (0.117 R)
• M30: 3,612,340 km (0.104 R)
• M31: 3,720,649 km (0.09 R)
• M32: 3,916,173 km (0.064 R)
• M33: 4,121,571 km (0.12 R)
• M34: 4,209,684 km (0.076 R)
• M35: 4,349,558 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.8

Radius: 9.3

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.59 AU - 0.89 AU

Year: 418 Days

Day: 10.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 50,471,212 km

• M1: 148,551 km (0.051 R)
• M2: 208,839 km (0.1 R)
• M3: 268,977 km (0.117 R)
• M4: 397,332 km (0.094 R)
• M5: 487,240 km (0.111 R)
• M6: 556,354 km (0.112 R)
• M7: 625,618 km (0.076 R)
• M8: 702,063 km (0.108 R)
• M9: 810,671 km (0.1 R)
• M10: 934,089 km (0.098 R)
• M11: 1,032,076 km (0.087 R)
• M12: 1,138,440 km (0.112 R)
• M13: 1,219,372 km (0.102 R)
• M14: 1,312,422 km (0.093 R)
• M15: 1,397,693 km (0.088 R)
• M16: 1,459,028 km (0.05 R)
• M17: 1,558,062 km (0.071 R)
• M18: 1,627,326 km (0.109 R)
• M19: 1,735,784 km (0.094 R)
• M20: 1,841,101 km (0.074 R)
• M21: 1,982,920 km (0.086 R)
• M22: 2,052,483 km (0.112 R)
• M23: 2,175,901 km (0.119 R)
• M24: 2,399,699 km (0.059 R)
• M25: 2,473,900 km (0.113 R)
• M26: 2,688,423 km (0.066 R)
• M27: 2,804,511 km (0.11 R)
• M28: 2,876,318 km (0.036 R)
• M29: 3,021,727 km (0.095 R)
• M30: 3,368,046 km (0.12 R)
• M31: 3,606,206 km (0.101 R)
• M32: 3,691,627 km (0.055 R)
• M33: 3,784,826 km (0.045 R)
• M34: 4,025,080 km (0.079 R)
• M35: 4,307,970 km (0.113 R)
• M36: 4,467,142 km (0.1 R)
• M37: 4,605,071 km (0.116 R)
• M38: 4,666,855 km (0.034 R)
• M39: 4,744,496 km (0.03 R)
• M40: 4,854,002 km (0.053 R)
• M41: 5,099,193 km (0.104 R)
• M42: 5,203,313 km (0.115 R)
• M43: 5,267,640 km (0.106 R)
• M44: 5,332,267 km (0.115 R)
• M45: 5,486,951 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.9

Radius: 12.4

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.77 AU - 0.87 AU

Year: 487 Days

Day: 5.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 50,471,212 km

• M1: 170,093 km (0.106 R)
• M2: 300,542 km (0.1 R)
• M3: 416,929 km (0.079 R)
• M4: 502,948 km (0.086 R)
• M5: 618,438 km (0.081 R)
• M6: 740,509 km (0.04 R)
• M7: 838,197 km (0.115 R)
• M8: 927,507 km (0.107 R)
• M9: 1,011,581 km (0.063 R)
• M10: 1,159,383 km (0.105 R)
• M11: 1,260,661 km (0.117 R)
• M12: 1,344,885 km (0.12 R)
• M13: 1,431,203 km (0.05 R)
• M14: 1,529,937 km (0.092 R)
• M15: 1,615,059 km (0.086 R)
• M16: 1,712,746 km (0.117 R)
• M17: 1,829,432 km (0.092 R)
• M18: 1,937,442 km (0.099 R)
• M19: 2,018,374 km (0.087 R)
• M20: 2,183,830 km (0.084 R)
• M21: 2,497,088 km (0.095 R)
• M22: 2,707,572 km (0.107 R)
• M23: 2,844,604 km (0.105 R)
• M24: 2,970,565 km (0.061 R)
• M25: 3,071,543 km (0.113 R)
• M26: 3,153,074 km (0.072 R)
• M27: 3,290,555 km (0.119 R)
• M28: 3,388,093 km (0.065 R)
• M29: 3,514,802 km (0.074 R)
• M30: 3,926,944 km (0.089 R)
• M31: 4,090,305 km (0.067 R)
• M32: 4,172,733 km (0.03 R)
• M33: 4,370,053 km (0.114 R)
• M34: 4,492,873 km (0.116 R)
• M35: 4,671,642 km (0.099 R)
• M36: 4,750,181 km (0.11 R)
• M37: 4,876,741 km (0.069 R)
• M38: 4,964,256 km (0.079 R)
• M39: 5,173,543 km (0.078 R)
• M40: 5,279,309 km (0.116 R)
• M41: 5,393,901 km (0.047 R)
• M42: 5,559,206 km (0.092 R)
• M43: 5,751,440 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.7

Radius: 12.1

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.87 AU - 1.19 AU

Year: 686 Days

Day: 8.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 50,471,212 km

• M1: 153,487 km (0.056 R)
• M2: 228,735 km (0.082 R)
• M3: 315,203 km (0.082 R)
• M4: 405,709 km (0.102 R)
• M5: 489,335 km (0.045 R)
• M6: 565,630 km (0.102 R)
• M7: 675,285 km (0.096 R)
• M8: 776,263 km (0.116 R)
• M9: 854,952 km (0.098 R)
• M10: 951,143 km (0.11 R)
• M11: 1,059,003 km (0.032 R)
• M12: 1,147,715 km (0.11 R)
• M13: 1,255,276 km (0.095 R)
• M14: 1,353,861 km (0.047 R)
• M15: 1,438,234 km (0.062 R)
• M16: 1,524,402 km (0.108 R)
• M17: 1,634,806 km (0.097 R)
• M18: 1,720,525 km (0.062 R)
• M19: 1,859,202 km (0.11 R)
• M20: 2,011,343 km (0.082 R)
• M21: 2,093,921 km (0.065 R)
• M22: 2,197,443 km (0.093 R)
• M23: 2,343,451 km (0.091 R)
• M24: 2,430,666 km (0.084 R)
• M25: 2,539,873 km (0.082 R)
• M26: 2,640,103 km (0.11 R)
• M27: 2,725,524 km (0.097 R)
• M28: 2,877,365 km (0.116 R)
• M29: 2,965,479 km (0.087 R)
• M30: 3,263,777 km (0.094 R)
• M31: 3,384,801 km (0.027 R)
• M32: 3,495,504 km (0.066 R)
• M33: 3,577,932 km (0.103 R)
• M34: 3,744,734 km (0.057 R)
• M35: 3,926,346 km (0.079 R)
• M36: 4,042,882 km (0.101 R)
• M37: 4,160,616 km (0.032 R)
• M38: 4,355,243 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.3

Radius: 10.8

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.24 AU - 1.54 AU

Year: 1075 Days

Day: 14.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 50,471,212 km

• M1: 137,181 km (0.071 R)
• M2: 207,193 km (0.107 R)
• M3: 310,116 km (0.082 R)
• M4: 381,175 km (0.082 R)
• M5: 470,336 km (0.104 R)
• M6: 573,708 km (0.03 R)
• M7: 667,655 km (0.085 R)
• M8: 786,885 km (0.095 R)
• M9: 955,482 km (0.059 R)
• M10: 1,266,196 km (0.05 R)
• M11: 1,384,977 km (0.081 R)
• M12: 1,549,535 km (0.057 R)
• M13: 1,934,300 km (0.103 R)
• M14: 2,223,324 km (0.093 R)
• M15: 2,319,665 km (0.054 R)
• M16: 2,476,593 km (0.093 R)
• M17: 2,637,111 km (0.113 R)
• M18: 2,728,964 km (0.089 R)
• M19: 2,863,602 km (0.084 R)
• M20: 2,937,055 km (0.104 R)
• M21: 3,128,839 km (0.07 R)
• M22: 3,248,219 km (0.057 R)
• M23: 3,346,953 km (0.055 R)
• M24: 3,424,445 km (0.116 R)
• M25: 3,570,004 km (0.113 R)
• M26: 3,763,434 km (0.116 R)
• M27: 3,855,736 km (0.065 R)
• M28: 3,983,791 km (0.083 R)
• M29: 4,208,487 km (0.12 R)
• M30: 4,449,489 km (0.106 R)
• M31: 4,571,711 km (0.074 R)
• M32: 4,658,029 km (0.083 R)
• M33: 5,097,398 km (0.12 R)
• M34: 5,212,588 km (0.103 R)
• M35: 5,497,722 km (0.1 R)
• M36: 5,814,720 km (0.072 R)
• M37: 5,962,074 km (0.114 R)
• M38: 6,029,393 km (0.115 R)
• M39: 6,137,851 km (0.047 R)
• M40: 6,801,467 km (0.112 R)
• M41: 6,942,538 km (0.102 R)
• M42: 7,156,164 km (0.073 R)
• M43: 7,227,821 km (0.09 R)
• M44: 7,371,884 km (0.083 R)
• M45: 7,444,289 km (0.026 R)
• M46: 7,589,848 km (0.088 R)
• M47: 8,181,358 km (0.112 R)
• M48: 8,422,061 km (0.045 R)
• M49: 8,711,084 km (0.109 R)
• M50: 8,987,990 km (0.096 R)
• M51: 9,142,973 km (0.111 R)
• M52: 9,283,296 km (0.04 R)
• M53: 9,455,782 km (0.093 R)
• M54: 9,756,175 km (0.081 R)
• M55: 9,915,646 km (0.092 R)
• M56: 10,011,688 km (0.114 R)
• M57: 10,108,029 km (0.1 R)
• M58: 10,382,691 km (0.065 R)
• M59: 10,512,841 km (0.071 R)
• M60: 10,890,127 km (0.05 R)
• M61: 11,005,766 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.6

Radius: 13.1

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.3 AU - 2.1 AU

Year: 1454 Days

Day: 11.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 50,471,212 km

• M1: 167,550 km (0.099 R)
• M2: 270,922 km (0.106 R)
• M3: 468,241 km (0.119 R)
• M4: 618,138 km (0.102 R)
• M5: 737,667 km (0.111 R)
• M6: 926,011 km (0.066 R)
• M7: 1,066,334 km (0.082 R)
• M8: 1,231,490 km (0.04 R)
• M9: 1,317,359 km (0.093 R)
• M10: 1,423,274 km (0.047 R)
• M11: 1,634,955 km (0.102 R)
• M12: 1,759,271 km (0.115 R)
• M13: 2,058,766 km (0.116 R)
• M14: 2,162,437 km (0.058 R)
• M15: 2,278,376 km (0.096 R)
• M16: 2,473,002 km (0.063 R)
• M17: 2,913,568 km (0.103 R)
• M18: 3,185,088 km (0.049 R)
• M19: 3,330,198 km (0.104 R)
• M20: 3,971,375 km (0.118 R)
• M21: 4,114,689 km (0.112 R)
• M22: 4,233,321 km (0.108 R)
• M23: 4,339,685 km (0.091 R)
• M24: 4,474,024 km (0.099 R)
• M25: 4,623,472 km (0.106 R)
• M26: 4,705,601 km (0.071 R)
• M27: 4,802,092 km (0.069 R)
• M28: 5,265,995 km (0.105 R)
• M29: 5,352,013 km (0.102 R)
• M30: 5,671,106 km (0.107 R)
• M31: 6,011,441 km (0.095 R)
• M32: 6,712,157 km (0.118 R)
• M33: 7,135,669 km (0.107 R)
• M34: 7,584,014 km (0.064 R)
• M35: 8,207,238 km (0.07 R)
• M36: 8,290,564 km (0.103 R)
• M37: 8,592,602 km (0.115 R)
• M38: 8,915,435 km (0.105 R)
• M39: 9,311,420 km (0.12 R)
• M40: 9,520,408 km (0.088 R)
• M41: 9,748,545 km (0.111 R)
• M42: 9,978,627 km (0.084 R)
• M43: 10,121,044 km (0.084 R)
• M44: 10,371,920 km (0.077 R)
• M45: 10,480,079 km (0.05 R)
• M46: 10,661,242 km (0.107 R)
• M47: 10,934,856 km (0.115 R)
• M48: 11,063,211 km (0.087 R)
• M49: 11,957,956 km (0.097 R)
• M50: 12,071,351 km (0.084 R)
• M51: 12,375,783 km (0.085 R)
• M52: 12,682,608 km (0.075 R)
• M53: 12,914,485 km (0.077 R)
• M54: 13,167,305 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.7

Radius: 6.3

Gravity: 19.64 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.05 AU - 6.36 AU

Year: 10127 Days

Day: 23.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 50,471,212 km

• M1: 96,191 km (0.079 R)
• M2: 200,012 km (0.057 R)
• M3: 254,167 km (0.089 R)
• M4: 366,814 km (0.089 R)
• M5: 527,632 km (0.088 R)
• M6: 658,679 km (0.105 R)
• M7: 971,937 km (0.038 R)
• M8: 1,218,624 km (0.068 R)
• M9: 1,648,120 km (0.12 R)
• M10: 1,768,546 km (0.057 R)
• M11: 1,992,494 km (0.046 R)
• M12: 2,689,919 km (0.093 R)
• M13: 3,035,191 km (0.086 R)
• M14: 3,153,523 km (0.115 R)
• M15: 3,243,282 km (0.08 R)
• M16: 3,333,789 km (0.099 R)
• M17: 3,517,495 km (0.114 R)
• M18: 3,673,077 km (0.087 R)
• M19: 4,088,211 km (0.034 R)
• M20: 4,317,843 km (0.113 R)
• M21: 4,384,265 km (0.115 R)
• M22: 5,137,191 km (0.116 R)
• M23: 5,636,848 km (0.038 R)
• M24: 5,929,461 km (0.032 R)
• M25: 6,152,063 km (0.115 R)
• M26: 6,836,323 km (0.104 R)
• M27: 6,991,756 km (0.077 R)
• M28: 7,069,846 km (0.117 R)
• M29: 7,148,235 km (0.075 R)
• M30: 7,866,903 km (0.098 R)
• M31: 8,566,572 km (0.091 R)
• M32: 8,650,198 km (0.116 R)
• M33: 9,415,092 km (0.095 R)
• M34: 9,458,176 km (0.097 R)
• M35: 9,674,793 km (0.07 R)
• M36: 9,761,859 km (0.12 R)
• M37: 9,849,225 km (0.05 R)
• M38: 10,692,209 km (0.086 R)
• M39: 10,963,280 km (0.068 R)
• M40: 11,099,564 km (0.092 R)
• M41: 12,731,377 km (0.038 R)
• M42: 12,970,584 km (0.12 R)
• M43: 13,404,867 km (0.073 R)
• M44: 14,040,508 km (0.104 R)
• M45: 14,337,161 km (0.108 R)
• M46: 14,735,989 km (0.11 R)
• M47: 15,087,992 km (0.07 R)
• M48: 16,160,460 km (0.1 R)
• M49: 16,419,413 km (0.062 R)
• M50: 16,627,654 km (0.056 R)
• M51: 16,836,642 km (0.07 R)
• M52: 17,894,897 km (0.118 R)
• M53: 18,162,827 km (0.101 R)
• M54: 19,083,602 km (0.054 R)
• M55: 19,357,366 km (0.079 R)
• M56: 19,632,327 km (0.118 R)
• M57: 20,241,938 km (0.068 R)
• M58: 20,297,738 km (0.102 R)
• M59: 21,139,675 km (0.087 R)
• M60: 21,366,166 km (0.071 R)
• M61: 21,878,689 km (0.102 R)
• M62: 22,395,250 km (0.12 R)
• M63: 22,915,701 km (0.115 R)
• M64: 23,909,928 km (0.108 R)
• M65: 24,858,379 km (0.05 R)
• M66: 25,577,795 km (0.098 R)
• M67: 27,776,585 km (0.051 R)
• M68: 28,398,164 km (0.092 R)
• M69: 29,087,062 km (0.12 R)
• M70: 29,401,966 km (0.061 R)
• M71: 30,289,978 km (0.118 R)
• M72: 30,353,707 km (0.048 R)
• M73: 32,548,009 km (0.093 R)
• M74: 33,203,098 km (0.101 R)
• M75: 33,664,158 km (0.103 R)
• M76: 33,796,253 km (0.1 R)
• M77: 34,459,570 km (0.064 R)
• M78: 35,462,624 km (0.064 R)
• M79: 35,596,963 km (0.107 R)
• M80: 36,068,944 km (0.066 R)
• M81: 36,271,799 km (0.105 R)
• M82: 36,950,824 km (0.093 R)
• M83: 39,918,247 km (0.106 R)
• M84: 40,759,885 km (0.08 R)
• M85: 41,465,837 km (0.039 R)
• M86: 41,891,293 km (0.067 R)
• M87: 45,055,139 km (0.093 R)
• M88: 45,931,333 km (0.086 R)
• M89: 48,817,376 km (0.039 R)
• M90: 49,116,721 km (0.113 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 17,715 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit