🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.46 AU - 0.76 AU

Year: 313 Days

Day: 34.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.3

Radius: 11.8

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.59 AU - 0.95 AU

Year: 443 Days

Day: 12.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 34,007,811 km

• M1: 151,692 km (0.117 R)
• M2: 279,299 km (0.091 R)
• M3: 376,837 km (0.097 R)
• M4: 472,879 km (0.057 R)
• M5: 556,654 km (0.112 R)
• M6: 643,121 km (0.058 R)
• M7: 858,692 km (0.101 R)
• M8: 957,576 km (0.041 R)
• M9: 1,031,328 km (0.069 R)
• M10: 1,124,378 km (0.104 R)
• M11: 1,449,903 km (0.071 R)
• M12: 1,623,885 km (0.111 R)
• M13: 1,718,580 km (0.04 R)
• M14: 1,908,719 km (0.096 R)
• M15: 2,094,969 km (0.086 R)
• M16: 2,171,263 km (0.099 R)
• M17: 2,270,746 km (0.062 R)
• M18: 2,377,409 km (0.095 R)
• M19: 2,468,664 km (0.112 R)
• M20: 2,690,069 km (0.059 R)
• M21: 2,779,229 km (0.093 R)
• M22: 2,973,108 km (0.1 R)
• M23: 3,127,493 km (0.104 R)
• M24: 3,202,741 km (0.116 R)
• M25: 3,348,449 km (0.113 R)
• M26: 3,431,925 km (0.112 R)
• M27: 3,535,446 km (0.048 R)
• M28: 3,620,418 km (0.06 R)
• M29: 3,799,038 km (0.098 R)
• M30: 3,886,253 km (0.046 R)
• M31: 4,028,371 km (0.086 R)
• M32: 4,103,470 km (0.098 R)
• M33: 4,282,987 km (0.108 R)
• M34: 4,380,674 km (0.074 R)
• M35: 4,578,592 km (0.101 R)
• M36: 4,858,939 km (0.115 R)
• M37: 4,946,454 km (0.118 R)
• M38: 5,027,087 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.1

Radius: 10.6

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.46 AU - 2.02 AU

Year: 1506 Days

Day: 11.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 34,007,811 km

• M1: 143,913 km (0.093 R)
• M2: 224,397 km (0.102 R)
• M3: 294,558 km (0.08 R)
• M4: 387,907 km (0.077 R)
• M5: 475,871 km (0.12 R)
• M6: 585,376 km (0.072 R)
• M7: 763,847 km (0.062 R)
• M8: 888,013 km (0.119 R)
• M9: 1,010,982 km (0.081 R)
• M10: 1,078,900 km (0.103 R)
• M11: 1,238,072 km (0.111 R)
• M12: 1,339,350 km (0.098 R)
• M13: 1,443,470 km (0.067 R)
• M14: 1,660,237 km (0.102 R)
• M15: 1,983,668 km (0.081 R)
• M16: 2,059,514 km (0.052 R)
• M17: 2,125,487 km (0.07 R)
• M18: 2,762,175 km (0.074 R)
• M19: 2,982,982 km (0.119 R)
• M20: 3,057,930 km (0.053 R)
• M21: 3,209,622 km (0.117 R)
• M22: 3,286,516 km (0.116 R)
• M23: 3,706,736 km (0.084 R)
• M24: 3,882,514 km (0.066 R)
• M25: 3,964,493 km (0.115 R)
• M26: 4,200,110 km (0.054 R)
• M27: 4,743,449 km (0.055 R)
• M28: 4,845,924 km (0.101 R)
• M29: 5,112,956 km (0.111 R)
• M30: 5,248,342 km (0.101 R)
• M31: 5,553,522 km (0.108 R)
• M32: 5,739,322 km (0.05 R)
• M33: 5,990,497 km (0.107 R)
• M34: 6,149,220 km (0.038 R)
• M35: 6,519,625 km (0.112 R)
• M36: 6,847,843 km (0.112 R)
• M37: 7,030,502 km (0.048 R)
• M38: 7,130,882 km (0.09 R)
• M39: 7,486,027 km (0.028 R)
• M40: 7,726,132 km (0.087 R)
• M41: 8,125,857 km (0.093 R)
• M42: 8,514,662 km (0.112 R)
• M43: 8,657,528 km (0.083 R)
• M44: 8,837,195 km (0.06 R)
• M45: 9,018,208 km (0.097 R)
• M46: 9,145,666 km (0.1 R)
• M47: 9,624,229 km (0.119 R)
• M48: 9,847,878 km (0.074 R)
• M49: 10,035,474 km (0.065 R)
• M50: 10,110,871 km (0.058 R)
• M51: 10,243,415 km (0.053 R)
• M52: 10,395,406 km (0.04 R)
• M53: 10,529,147 km (0.082 R)
• M54: 10,605,741 km (0.078 R)
• M55: 11,011,151 km (0.078 R)
• M56: 11,916,966 km (0.117 R)
• M57: 12,116,979 km (0.109 R)
• M58: 12,520,444 km (0.088 R)
• M59: 12,683,207 km (0.075 R)
• M60: 12,764,738 km (0.076 R)
• M61: 12,867,062 km (0.114 R)
• M62: 12,969,537 km (0.092 R)
• M63: 13,320,045 km (0.093 R)
• M64: 13,486,098 km (0.105 R)
• M65: 13,757,469 km (0.11 R)
• M66: 14,115,008 km (0.086 R)
• M67: 14,199,531 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.4

Radius: 11.8

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.79 AU - 2.69 AU

Year: 2199 Days

Day: 13.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 34,007,811 km

• M1: 182,809 km (0.092 R)
• M2: 265,835 km (0.053 R)
• M3: 358,436 km (0.103 R)
• M4: 572,511 km (0.08 R)
• M5: 677,678 km (0.085 R)
• M6: 820,993 km (0.041 R)
• M7: 1,047,783 km (0.085 R)
• M8: 1,351,018 km (0.076 R)
• M9: 1,458,430 km (0.115 R)
• M10: 1,568,982 km (0.107 R)
• M11: 1,996,084 km (0.096 R)
• M12: 2,374,417 km (0.082 R)
• M13: 2,513,543 km (0.058 R)
• M14: 2,679,148 km (0.089 R)
• M15: 3,223,834 km (0.12 R)
• M16: 3,343,812 km (0.059 R)
• M17: 3,757,599 km (0.06 R)
• M18: 3,838,681 km (0.114 R)
• M19: 3,920,511 km (0.084 R)
• M20: 4,076,542 km (0.095 R)
• M21: 4,499,455 km (0.083 R)
• M22: 4,614,646 km (0.095 R)
• M23: 5,085,430 km (0.078 R)
• M24: 5,407,963 km (0.101 R)
• M25: 5,633,557 km (0.073 R)
• M26: 5,904,179 km (0.111 R)
• M27: 6,051,683 km (0.091 R)
• M28: 6,168,519 km (0.12 R)
• M29: 7,185,784 km (0.105 R)
• M30: 7,582,218 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.6

Radius: 14.2

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.88 AU - 2.96 AU

Year: 3273 Days

Day: 8.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 34,007,811 km

• M1: 189,690 km (0.069 R)
• M2: 281,394 km (0.043 R)
• M3: 397,182 km (0.091 R)
• M4: 497,114 km (0.104 R)
• M5: 645,066 km (0.065 R)
• M6: 760,406 km (0.04 R)
• M7: 1,094,608 km (0.095 R)
• M8: 1,310,477 km (0.039 R)
• M9: 1,785,600 km (0.097 R)
• M10: 1,884,335 km (0.094 R)
• M11: 2,072,529 km (0.077 R)
• M12: 2,206,718 km (0.103 R)
• M13: 2,343,899 km (0.097 R)
• M14: 2,611,081 km (0.083 R)
• M15: 3,418,910 km (0.102 R)
• M16: 3,578,830 km (0.104 R)
• M17: 3,668,738 km (0.116 R)
• M18: 3,795,896 km (0.075 R)
• M19: 4,167,647 km (0.114 R)
• M20: 4,492,873 km (0.11 R)
• M21: 4,866,419 km (0.114 R)
• M22: 5,311,622 km (0.096 R)
• M23: 5,456,134 km (0.064 R)
• M24: 5,706,860 km (0.075 R)
• M25: 6,547,899 km (0.088 R)
• M26: 6,680,742 km (0.116 R)
• M27: 6,881,801 km (0.06 R)
• M28: 7,335,831 km (0.077 R)
• M29: 7,520,135 km (0.053 R)
• M30: 7,612,886 km (0.079 R)
• M31: 7,846,558 km (0.077 R)
• M32: 8,320,783 km (0.073 R)
• M33: 9,099,290 km (0.094 R)
• M34: 9,322,491 km (0.075 R)
• M35: 9,447,255 km (0.111 R)
• M36: 9,673,148 km (0.093 R)
• M37: 9,977,430 km (0.088 R)
• M38: 10,258,973 km (0.095 R)
• M39: 10,856,317 km (0.083 R)
• M40: 11,040,323 km (0.045 R)
• M41: 11,438,253 km (0.076 R)
• M42: 11,625,550 km (0.061 R)
• M43: 11,840,821 km (0.094 R)
• M44: 12,220,949 km (0.039 R)
• M45: 12,549,915 km (0.071 R)
• M46: 12,854,047 km (0.066 R)
• M47: 14,295,872 km (0.075 R)
• M48: 14,904,436 km (0.073 R)
• M49: 15,021,421 km (0.115 R)
• M50: 15,373,874 km (0.037 R)
• M51: 15,669,779 km (0.085 R)
• M52: 15,758,789 km (0.028 R)
• M53: 16,177,065 km (0.118 R)
• M54: 16,357,330 km (0.042 R)
• M55: 16,508,125 km (0.102 R)
• M56: 17,453,434 km (0.062 R)
• M57: 17,638,487 km (0.1 R)
• M58: 17,762,204 km (0.118 R)
• M59: 18,197,384 km (0.064 R)
• M60: 18,604,590 km (0.057 R)
• M61: 19,110,081 km (0.102 R)
• M62: 19,460,140 km (0.115 R)
• M63: 19,844,606 km (0.074 R)
• M64: 20,070,050 km (0.079 R)
• M65: 20,361,018 km (0.103 R)
• M66: 20,588,407 km (0.053 R)
• M67: 20,686,094 km (0.066 R)
• M68: 21,111,102 km (0.106 R)
• M69: 21,242,598 km (0.118 R)
• M70: 21,473,129 km (0.087 R)
• M71: 22,336,907 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.1

Radius: 11.8

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.61 AU - 3.35 AU

Year: 3375 Days

Day: 8.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 34,007,811 km

• M1: 157,078 km (0.052 R)
• M2: 268,229 km (0.105 R)
• M3: 369,806 km (0.117 R)
• M4: 545,583 km (0.088 R)
• M5: 669,151 km (0.059 R)
• M6: 818,899 km (0.1 R)
• M7: 936,483 km (0.118 R)
• M8: 1,256,473 km (0.1 R)
• M9: 1,967,661 km (0.099 R)
• M10: 2,426,926 km (0.095 R)
• M11: 3,020,231 km (0.095 R)
• M12: 3,425,642 km (0.072 R)
• M13: 3,711,673 km (0.064 R)
• M14: 4,005,483 km (0.097 R)
• M15: 4,278,499 km (0.089 R)
• M16: 4,480,007 km (0.101 R)
• M17: 4,606,418 km (0.08 R)
• M18: 4,704,404 km (0.095 R)
• M19: 4,783,392 km (0.116 R)
• M20: 4,932,541 km (0.096 R)
• M21: 5,399,735 km (0.118 R)
• M22: 6,084,145 km (0.056 R)
• M23: 6,170,314 km (0.116 R)
• M24: 6,442,283 km (0.116 R)
• M25: 6,651,570 km (0.1 R)
• M26: 6,952,860 km (0.097 R)
• M27: 7,638,467 km (0.074 R)
• M28: 7,801,529 km (0.077 R)
• M29: 7,883,509 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.4

Radius: 8.2

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 5.04 AU - 5.8 AU

Year: 8278 Days

Day: 14.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 34,007,811 km

• M1: 174,880 km (0.044 R)
• M2: 227,688 km (0.07 R)
• M3: 308,321 km (0.065 R)
• M4: 379,530 km (0.116 R)
• M5: 469,139 km (0.116 R)
• M6: 529,277 km (0.087 R)
• M7: 592,408 km (0.107 R)
• M8: 671,844 km (0.111 R)
• M9: 726,896 km (0.096 R)
• M10: 783,743 km (0.066 R)
• M11: 994,975 km (0.075 R)
• M12: 1,058,704 km (0.117 R)
• M13: 1,380,938 km (0.084 R)
• M14: 2,650,126 km (0.109 R)
• M15: 2,785,363 km (0.052 R)
• M16: 2,876,917 km (0.108 R)
• M17: 2,969,368 km (0.106 R)
• M18: 3,062,867 km (0.105 R)
• M19: 3,133,627 km (0.097 R)
• M20: 3,871,294 km (0.091 R)
• M21: 4,471,929 km (0.11 R)
• M22: 4,715,026 km (0.099 R)
• M23: 4,989,987 km (0.077 R)
• M24: 5,129,561 km (0.066 R)
• M25: 5,384,027 km (0.063 R)
• M26: 6,291,638 km (0.097 R)
• M27: 6,533,537 km (0.094 R)
• M28: 6,778,579 km (0.115 R)
• M29: 7,089,144 km (0.109 R)
• M30: 7,246,072 km (0.105 R)
• M31: 7,309,202 km (0.11 R)
• M32: 7,436,061 km (0.114 R)
• M33: 7,724,037 km (0.089 R)
• M34: 7,788,514 km (0.114 R)
• M35: 8,048,365 km (0.084 R)
• M36: 8,980,061 km (0.073 R)
• M37: 9,252,479 km (0.083 R)
• M38: 9,458,625 km (0.117 R)
• M39: 10,192,103 km (0.11 R)
• M40: 10,727,215 km (0.105 R)
• M41: 10,907,630 km (0.086 R)
• M42: 10,980,035 km (0.104 R)
• M43: 11,234,800 km (0.077 R)
• M44: 11,344,605 km (0.076 R)
• M45: 11,491,510 km (0.107 R)
• M46: 12,160,661 km (0.06 R)
• M47: 13,034,014 km (0.039 R)
• M48: 13,381,230 km (0.051 R)
• M49: 13,653,498 km (0.043 R)
• M50: 13,731,589 km (0.065 R)
• M51: 13,966,756 km (0.071 R)
• M52: 14,045,594 km (0.061 R)
• M53: 14,361,844 km (0.072 R)
• M54: 15,773,001 km (0.025 R)
• M55: 16,019,389 km (0.112 R)
• M56: 16,349,850 km (0.077 R)
• M57: 18,164,323 km (0.104 R)
• M58: 18,638,698 km (0.066 R)
• M59: 19,467,620 km (0.057 R)
• M60: 19,687,828 km (0.119 R)
• M61: 20,935,923 km (0.104 R)
• M62: 21,025,981 km (0.083 R)
• M63: 22,439,381 km (0.097 R)
• M64: 22,901,788 km (0.055 R)
• M65: 23,227,463 km (0.086 R)
• M66: 24,497,699 km (0.038 R)
• M67: 25,308,968 km (0.093 R)
• M68: 25,838,544 km (0.096 R)
• M69: 25,935,334 km (0.081 R)
• M70: 26,908,917 km (0.048 R)
• M71: 27,646,883 km (0.081 R)
• M72: 28,092,835 km (0.101 R)
• M73: 28,891,538 km (0.108 R)
• M74: 29,647,156 km (0.036 R)
• M75: 29,849,862 km (0.055 R)
• M76: 30,103,729 km (0.062 R)
• M77: 30,307,332 km (0.112 R)
• M78: 30,511,383 km (0.105 R)
• M79: 31,075,068 km (0.118 R)
• M80: 31,177,842 km (0.085 R)
• M81: 31,900,998 km (0.12 R)
• M82: 32,420,851 km (0.061 R)
• M83: 32,525,120 km (0.085 R)
• M84: 33,205,940 km (0.05 R)
• M85: 33,310,958 km (0.1 R)
• M86: 34,634,749 km (0.087 R)
• M87: 36,083,455 km (0.071 R)
• M88: 36,137,610 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.8

Radius: 5.4

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.65 AU - 7.13 AU

Year: 11864 Days

Day: 20.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 34,007,811 km

• M1: 87,066 km (0.105 R)
• M2: 401,969 km (0.083 R)
• M3: 446,550 km (0.117 R)
• M4: 603,927 km (0.065 R)
• M5: 849,566 km (0.104 R)
• M6: 953,238 km (0.11 R)
• M7: 998,865 km (0.037 R)
• M8: 1,092,513 km (0.107 R)
• M9: 1,322,296 km (0.108 R)
• M10: 1,425,518 km (0.082 R)
• M11: 1,567,187 km (0.112 R)
• M12: 1,845,140 km (0.067 R)
• M13: 1,902,586 km (0.071 R)
• M14: 1,999,675 km (0.062 R)
• M15: 3,194,363 km (0.062 R)
• M16: 3,380,164 km (0.114 R)
• M17: 3,569,405 km (0.032 R)
• M18: 3,689,532 km (0.099 R)
• M19: 3,983,193 km (0.119 R)
• M20: 4,082,675 km (0.071 R)
• M21: 4,309,765 km (0.086 R)
• M22: 4,411,940 km (0.09 R)
• M23: 5,395,098 km (0.072 R)
• M24: 5,477,676 km (0.045 R)
• M25: 5,672,153 km (0.098 R)
• M26: 6,182,282 km (0.09 R)
• M27: 6,268,749 km (0.086 R)
• M28: 6,355,666 km (0.097 R)
• M29: 7,459,548 km (0.117 R)
• M30: 7,830,102 km (0.114 R)
• M31: 8,333,499 km (0.108 R)
• M32: 9,010,130 km (0.116 R)
• M33: 9,108,266 km (0.067 R)
• M34: 9,437,830 km (0.088 R)
• M35: 9,604,034 km (0.064 R)
• M36: 9,704,264 km (0.097 R)
• M37: 9,973,241 km (0.117 R)
• M38: 10,381,195 km (0.1 R)
• M39: 10,587,191 km (0.031 R)
• M40: 11,708,726 km (0.09 R)
• M41: 11,995,056 km (0.118 R)
• M42: 12,465,093 km (0.115 R)
• M43: 13,088,916 km (0.111 R)
• M44: 13,760,461 km (0.053 R)
• M45: 13,948,954 km (0.086 R)
• M46: 14,328,634 km (0.1 R)
• M47: 14,827,243 km (0.109 R)
• M48: 15,409,478 km (0.072 R)
• M49: 15,605,302 km (0.074 R)
• M50: 15,959,849 km (0.119 R)
• M51: 16,197,560 km (0.105 R)
• M52: 16,676,722 km (0.069 R)
• M53: 16,797,148 km (0.055 R)
• M54: 17,567,128 km (0.095 R)
• M55: 18,059,305 km (0.091 R)
• M56: 19,057,123 km (0.087 R)
• M57: 19,817,230 km (0.114 R)
• M58: 20,115,528 km (0.048 R)
• M59: 20,587,210 km (0.042 R)
• M60: 22,244,605 km (0.044 R)
• M61: 22,288,886 km (0.079 R)
• M62: 22,510,291 km (0.113 R)
• M63: 22,687,863 km (0.118 R)
• M64: 23,223,573 km (0.046 R)
• M65: 23,718,443 km (0.102 R)
• M66: 24,216,604 km (0.117 R)
• M67: 24,489,919 km (0.108 R)
• M68: 24,809,909 km (0.057 R)
• M69: 25,639,280 km (0.105 R)
• M70: 25,685,506 km (0.036 R)
• M71: 26,712,046 km (0.068 R)
• M72: 27,704,478 km (0.062 R)
• M73: 28,085,654 km (0.106 R)
• M74: 28,564,517 km (0.06 R)
• M75: 30,409,058 km (0.115 R)
• M76: 30,507,195 km (0.098 R)
• M77: 31,494,391 km (0.094 R)
• M78: 31,593,574 km (0.08 R)
• M79: 31,941,988 km (0.066 R)
• M80: 32,141,701 km (0.119 R)
• M81: 32,341,713 km (0.114 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 11,237 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit