🌌 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 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.5

Radius: 9.4

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.4 AU - 0.62 AU

Year: 256 Days

Day: 11 Hours

Environment

Temp: -134 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 54,731,945 km

• M1: 124,017 km (0.057 R)
• M2: 203,304 km (0.055 R)
• M3: 327,320 km (0.081 R)
• M4: 386,411 km (0.113 R)
• M5: 452,833 km (0.118 R)
• M6: 653,144 km (0.083 R)
• M7: 756,068 km (0.112 R)
• M8: 832,512 km (0.074 R)
• M9: 897,288 km (0.062 R)
• M10: 959,970 km (0.049 R)
• M11: 1,032,076 km (0.059 R)
• M12: 1,222,813 km (0.101 R)
• M13: 1,309,879 km (0.112 R)
• M14: 1,373,458 km (0.087 R)
• M15: 1,508,246 km (0.075 R)
• M16: 1,615,657 km (0.089 R)
• M17: 1,795,922 km (0.079 R)
• M18: 1,871,769 km (0.069 R)
• M19: 2,031,689 km (0.075 R)
• M20: 2,091,079 km (0.11 R)
• M21: 2,156,005 km (0.082 R)
• M22: 2,262,369 km (0.101 R)
• M23: 2,381,000 km (0.115 R)
• M24: 2,485,718 km (0.077 R)
• M25: 2,554,683 km (0.12 R)
• M26: 2,629,781 km (0.072 R)
• M27: 2,694,557 km (0.114 R)
• M28: 2,787,457 km (0.087 R)
• M29: 2,870,334 km (0.084 R)
• M30: 2,965,179 km (0.099 R)
• M31: 3,146,791 km (0.113 R)
• M32: 3,250,463 km (0.066 R)
• M33: 3,414,123 km (0.102 R)
• M34: 3,616,678 km (0.07 R)
• M35: 3,731,569 km (0.104 R)
• M36: 3,823,123 km (0.065 R)
• M37: 3,896,875 km (0.117 R)
• M38: 3,964,942 km (0.118 R)
• M39: 4,266,681 km (0.064 R)
• M40: 4,394,587 km (0.041 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.5

Radius: 12.2

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.55 AU - 0.77 AU

Year: 377 Days

Day: 12.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,731,945 km

• M1: 154,983 km (0.029 R)
• M2: 236,065 km (0.081 R)
• M3: 323,580 km (0.053 R)
• M4: 411,394 km (0.064 R)
• M5: 503,546 km (0.066 R)
• M6: 641,625 km (0.103 R)
• M7: 737,817 km (0.089 R)
• M8: 831,166 km (0.035 R)
• M9: 990,787 km (0.079 R)
• M10: 1,086,230 km (0.089 R)
• M11: 1,422,975 km (0.086 R)
• M12: 1,693,149 km (0.062 R)
• M13: 1,792,631 km (0.102 R)
• M14: 1,934,151 km (0.115 R)
• M15: 2,050,089 km (0.032 R)
• M16: 2,132,667 km (0.044 R)
• M17: 2,620,207 km (0.117 R)
• M18: 2,697,399 km (0.108 R)
• M19: 2,953,511 km (0.031 R)
• M20: 3,074,386 km (0.082 R)
• M21: 3,190,175 km (0.088 R)
• M22: 3,349,197 km (0.106 R)
• M23: 3,440,302 km (0.095 R)
• M24: 3,820,131 km (0.093 R)
• M25: 3,952,376 km (0.048 R)
• M26: 4,085,967 km (0.092 R)
• M27: 4,183,504 km (0.036 R)
• M28: 4,342,677 km (0.101 R)
• M29: 4,465,347 km (0.065 R)
• M30: 4,620,330 km (0.093 R)
• M31: 4,729,836 km (0.08 R)
• M32: 4,808,674 km (0.108 R)
• M33: 4,951,690 km (0.095 R)
• M34: 5,047,731 km (0.117 R)
• M35: 5,144,521 km (0.062 R)
• M36: 5,249,988 km (0.037 R)
• M37: 5,397,342 km (0.095 R)
• M38: 5,620,841 km (0.034 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.2

Radius: 14.5

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.7 AU - 0.82 AU

Year: 466 Days

Day: 8.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,731,945 km

• M1: 188,793 km (0.069 R)
• M2: 325,974 km (0.063 R)
• M3: 437,723 km (0.073 R)
• M4: 552,016 km (0.091 R)
• M5: 682,615 km (0.075 R)
• M6: 785,389 km (0.099 R)
• M7: 940,522 km (0.108 R)
• M8: 1,072,766 km (0.038 R)
• M9: 1,196,035 km (0.09 R)
• M10: 1,308,233 km (0.109 R)
• M11: 1,424,321 km (0.113 R)
• M12: 1,557,164 km (0.078 R)
• M13: 1,649,765 km (0.076 R)
• M14: 1,845,290 km (0.075 R)
• M15: 2,000,722 km (0.081 R)
• M16: 2,160,941 km (0.114 R)
• M17: 2,255,038 km (0.071 R)
• M18: 2,345,545 km (0.112 R)
• M19: 2,551,392 km (0.08 R)
• M20: 2,882,452 km (0.054 R)
• M21: 3,031,152 km (0.112 R)
• M22: 3,290,405 km (0.061 R)
• M23: 3,416,965 km (0.097 R)
• M24: 3,510,164 km (0.034 R)
• M25: 3,627,748 km (0.116 R)
• M26: 3,830,902 km (0.09 R)
• M27: 3,921,708 km (0.106 R)
• M28: 4,087,014 km (0.103 R)
• M29: 4,204,897 km (0.03 R)
• M30: 4,367,959 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.3

Radius: 11.9

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.79 AU - 0.93 AU

Year: 561 Days

Day: 11.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 54,731,945 km

• M1: 148,551 km (0.104 R)
• M2: 240,853 km (0.069 R)
• M3: 335,997 km (0.098 R)
• M4: 430,842 km (0.114 R)
• M5: 522,695 km (0.065 R)
• M6: 614,847 km (0.108 R)
• M7: 778,358 km (0.118 R)
• M8: 886,816 km (0.08 R)
• M9: 967,001 km (0.109 R)
• M10: 1,054,815 km (0.111 R)
• M11: 1,176,587 km (0.109 R)
• M12: 1,314,068 km (0.085 R)
• M13: 1,513,781 km (0.064 R)
• M14: 1,646,773 km (0.076 R)
• M15: 1,723,667 km (0.098 R)
• M16: 1,862,942 km (0.111 R)
• M17: 1,968,409 km (0.096 R)
• M18: 2,056,672 km (0.062 R)
• M19: 2,283,761 km (0.082 R)
• M20: 2,430,666 km (0.108 R)
• M21: 2,684,983 km (0.113 R)
• M22: 2,840,415 km (0.092 R)
• M23: 2,940,945 km (0.086 R)
• M24: 3,050,001 km (0.073 R)
• M25: 3,190,175 km (0.108 R)
• M26: 3,272,304 km (0.085 R)
• M27: 3,377,770 km (0.096 R)
• M28: 3,522,880 km (0.062 R)
• M29: 3,600,222 km (0.078 R)
• M30: 3,701,500 km (0.077 R)
• M31: 3,795,747 km (0.101 R)
• M32: 3,986,933 km (0.078 R)
• M33: 4,337,441 km (0.092 R)
• M34: 4,453,678 km (0.083 R)
• M35: 4,697,822 km (0.088 R)
• M36: 4,800,296 km (0.106 R)
• M37: 4,912,046 km (0.096 R)
• M38: 5,042,047 km (0.11 R)
• M39: 5,208,399 km (0.097 R)
• M40: 5,314,464 km (0.086 R)
• M41: 5,439,079 km (0.055 R)
• M42: 5,519,713 km (0.073 R)
• M43: 5,609,771 km (0.03 R)
• M44: 5,718,528 km (0.103 R)
• M45: 6,338,761 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.3

Radius: 11.2

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.05 AU - 1.09 AU

Year: 778 Days

Day: 14.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 54,731,945 km

• M1: 139,575 km (0.095 R)
• M2: 214,523 km (0.111 R)
• M3: 334,650 km (0.11 R)
• M4: 411,245 km (0.07 R)
• M5: 491,878 km (0.08 R)
• M6: 574,456 km (0.108 R)
• M7: 797,207 km (0.087 R)
• M8: 930,499 km (0.107 R)
• M9: 1,014,423 km (0.1 R)
• M10: 1,112,709 km (0.092 R)
• M11: 1,245,103 km (0.073 R)
• M12: 1,338,452 km (0.064 R)
• M13: 1,466,957 km (0.113 R)
• M14: 1,546,094 km (0.116 R)
• M15: 1,674,449 km (0.08 R)
• M16: 1,978,282 km (0.094 R)
• M17: 2,400,597 km (0.114 R)
• M18: 2,558,273 km (0.118 R)
• M19: 2,670,771 km (0.079 R)
• M20: 2,752,152 km (0.095 R)
• M21: 2,851,036 km (0.115 R)
• M22: 2,950,968 km (0.07 R)
• M23: 3,026,814 km (0.115 R)
• M24: 3,103,258 km (0.096 R)
• M25: 3,206,331 km (0.087 R)
• M26: 3,683,997 km (0.08 R)
• M27: 3,839,130 km (0.118 R)
• M28: 4,108,706 km (0.059 R)
• M29: 4,222,101 km (0.047 R)
• M30: 4,365,415 km (0.093 R)
• M31: 4,500,652 km (0.104 R)
• M32: 4,617,637 km (0.088 R)
• M33: 4,706,050 km (0.119 R)
• M34: 4,804,934 km (0.052 R)
• M35: 4,884,520 km (0.114 R)
• M36: 5,035,016 km (0.088 R)
• M37: 5,433,694 km (0.113 R)
• M38: 5,506,398 km (0.06 R)
• M39: 5,663,177 km (0.049 R)
• M40: 5,789,587 km (0.12 R)
• M41: 5,863,788 km (0.104 R)
• M42: 6,088,484 km (0.093 R)
• M43: 6,326,793 km (0.098 R)
• M44: 6,480,131 km (0.057 R)
• M45: 6,679,096 km (0.079 R)
• M46: 6,970,064 km (0.078 R)
• M47: 7,049,201 km (0.086 R)
• M48: 7,253,851 km (0.087 R)
• M49: 7,425,889 km (0.093 R)
• M50: 7,576,085 km (0.113 R)
• M51: 7,785,821 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.5

Radius: 10.7

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.75 AU - 4.09 AU

Year: 4446 Days

Day: 6.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,731,945 km

• M1: 133,890 km (0.118 R)
• M2: 419,772 km (0.12 R)
• M3: 498,161 km (0.099 R)
• M4: 806,632 km (0.034 R)
• M5: 1,028,186 km (0.086 R)
• M6: 1,732,792 km (0.063 R)
• M7: 2,077,466 km (0.113 R)
• M8: 2,221,379 km (0.032 R)
• M9: 2,596,121 km (0.113 R)
• M10: 2,945,881 km (0.106 R)
• M11: 3,366,999 km (0.094 R)
• M12: 4,215,070 km (0.034 R)
• M13: 4,943,611 km (0.085 R)
• M14: 5,072,415 km (0.104 R)
• M15: 5,432,497 km (0.068 R)
• M16: 5,948,460 km (0.102 R)
• M17: 6,656,806 km (0.081 R)
• M18: 6,835,127 km (0.1 R)
• M19: 7,063,263 km (0.081 R)
• M20: 7,367,246 km (0.109 R)
• M21: 7,539,284 km (0.09 R)
• M22: 7,650,734 km (0.1 R)
• M23: 8,152,336 km (0.072 R)
• M24: 8,394,385 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 643.8

Radius: 4.7

Gravity: 29.14 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.01 AU - 6.19 AU

Year: 9315 Days

Day: 23.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 54,731,945 km

• M1: 69,713 km (0.11 R)
• M2: 376,687 km (0.115 R)
• M3: 651,200 km (0.062 R)
• M4: 922,570 km (0.103 R)
• M5: 1,186,461 km (0.06 R)
• M6: 1,306,438 km (0.119 R)
• M7: 1,623,885 km (0.104 R)
• M8: 2,034,980 km (0.091 R)
• M9: 2,735,098 km (0.065 R)
• M10: 3,083,362 km (0.051 R)
• M11: 3,821,178 km (0.067 R)
• M12: 4,642,172 km (0.113 R)
• M13: 5,218,722 km (0.107 R)
• M14: 5,317,008 km (0.056 R)
• M15: 5,648,965 km (0.086 R)
• M16: 6,022,062 km (0.113 R)
• M17: 6,333,076 km (0.063 R)
• M18: 6,473,100 km (0.049 R)
• M19: 6,614,021 km (0.05 R)
• M20: 6,756,139 km (0.078 R)
• M21: 6,934,908 km (0.116 R)
• M22: 7,629,043 km (0.073 R)
• M23: 8,078,734 km (0.04 R)
• M24: 8,268,574 km (0.105 R)
• M25: 8,383,165 km (0.086 R)
• M26: 8,536,952 km (0.082 R)
• M27: 11,161,497 km (0.047 R)
• M28: 11,458,000 km (0.042 R)
• M29: 12,232,019 km (0.117 R)
• M30: 13,875,651 km (0.12 R)
• M31: 14,469,405 km (0.114 R)
• M32: 15,164,736 km (0.095 R)
• M33: 15,445,980 km (0.119 R)
• M34: 16,204,142 km (0.1 R)
• M35: 16,539,690 km (0.094 R)
• M36: 16,587,861 km (0.119 R)
• M37: 17,904,621 km (0.067 R)
• M38: 18,951,806 km (0.045 R)
• M39: 20,070,050 km (0.12 R)
• M40: 21,261,747 km (0.089 R)
• M41: 21,418,825 km (0.115 R)
• M42: 21,471,334 km (0.09 R)
• M43: 21,892,452 km (0.066 R)
• M44: 23,388,131 km (0.066 R)
• M45: 24,366,950 km (0.075 R)
• M46: 24,861,371 km (0.04 R)
• M47: 24,971,625 km (0.078 R)
• M48: 26,083,735 km (0.058 R)
• M49: 26,420,480 km (0.069 R)
• M50: 26,758,721 km (0.047 R)
• M51: 28,183,341 km (0.034 R)
• M52: 28,471,168 km (0.065 R)
• M53: 30,454,387 km (0.1 R)
• M54: 30,572,419 km (0.047 R)
• M55: 30,927,565 km (0.065 R)
• M56: 31,821,113 km (0.107 R)
• M57: 32,000,780 km (0.085 R)
• M58: 32,120,757 km (0.119 R)
• M59: 32,301,172 km (0.058 R)
• M60: 32,481,737 km (0.073 R)
• M61: 32,542,025 km (0.118 R)
• M62: 32,965,088 km (0.118 R)
• M63: 33,025,675 km (0.118 R)
• M64: 33,511,569 km (0.097 R)
• M65: 34,061,191 km (0.039 R)
• M66: 36,101,706 km (0.112 R)
• M67: 36,476,898 km (0.052 R)
• M68: 37,483,841 km (0.06 R)
• M69: 37,927,249 km (0.115 R)
• M70: 38,117,837 km (0.108 R)
• M71: 38,499,910 km (0.053 R)
• M72: 39,396,300 km (0.109 R)
• M73: 40,494,049 km (0.028 R)
• M74: 40,883,901 km (0.099 R)
• M75: 41,601,821 km (0.072 R)
• M76: 42,851,712 km (0.089 R)
• M77: 42,917,834 km (0.068 R)
• M78: 44,648,980 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.7

Radius: 5.1

Gravity: 33.78 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 5.28 AU - 7.06 AU

Year: 10773 Days

Day: 18.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 54,731,945 km

• M1: 135,236 km (0.036 R)
• M2: 319,541 km (0.113 R)
• M3: 693,087 km (0.111 R)
• M4: 927,956 km (0.082 R)
• M5: 1,638,994 km (0.034 R)
• M6: 1,792,182 km (0.071 R)
• M7: 1,844,243 km (0.1 R)
• M8: 2,279,423 km (0.07 R)
• M9: 2,566,950 km (0.107 R)
• M10: 2,957,849 km (0.118 R)
• M11: 3,144,547 km (0.118 R)
• M12: 3,529,463 km (0.055 R)
• M13: 3,760,890 km (0.036 R)
• M14: 4,031,363 km (0.102 R)
• M15: 4,989,837 km (0.108 R)
• M16: 5,212,139 km (0.1 R)
• M17: 5,513,430 km (0.088 R)
• M18: 5,666,169 km (0.12 R)
• M19: 5,859,150 km (0.103 R)
• M20: 5,898,046 km (0.059 R)
• M21: 6,331,131 km (0.104 R)
• M22: 6,531,293 km (0.092 R)
• M23: 6,774,390 km (0.079 R)
• M24: 8,250,173 km (0.044 R)
• M25: 8,293,706 km (0.076 R)
• M26: 9,317,255 km (0.115 R)
• M27: 10,332,875 km (0.08 R)
• M28: 10,521,368 km (0.07 R)
• M29: 10,663,336 km (0.077 R)
• M30: 11,334,731 km (0.079 R)
• M31: 11,480,440 km (0.063 R)
• M32: 11,626,747 km (0.107 R)
• M33: 12,818,892 km (0.107 R)
• M34: 13,072,161 km (0.097 R)
• M35: 13,123,024 km (0.099 R)
• M36: 13,173,888 km (0.044 R)
• M37: 13,686,709 km (0.104 R)
• M38: 13,997,424 km (0.105 R)
• M39: 14,943,780 km (0.036 R)
• M40: 15,050,144 km (0.116 R)
• M41: 15,748,018 km (0.12 R)
• M42: 17,008,231 km (0.092 R)
• M43: 18,987,261 km (0.053 R)
• M44: 19,217,941 km (0.096 R)
• M45: 20,622,066 km (0.086 R)
• M46: 21,037,799 km (0.066 R)
• M47: 21,696,628 km (0.055 R)
• M48: 21,937,929 km (0.071 R)
• M49: 22,666,920 km (0.039 R)
• M50: 22,789,291 km (0.105 R)
• M51: 24,024,221 km (0.059 R)
• M52: 24,524,177 km (0.109 R)
• M53: 25,027,724 km (0.084 R)
• M54: 26,494,082 km (0.077 R)
• M55: 27,010,644 km (0.079 R)
• M56: 28,712,319 km (0.069 R)
• M57: 28,844,564 km (0.1 R)
• M58: 31,057,116 km (0.106 R)
• M59: 31,533,436 km (0.103 R)
• M60: 33,115,284 km (0.053 R)
• M61: 33,532,213 km (0.059 R)
• M62: 33,741,351 km (0.062 R)
• M63: 35,146,374 km (0.1 R)
• M64: 35,288,043 km (0.068 R)
• M65: 36,785,817 km (0.116 R)
• M66: 36,929,431 km (0.101 R)
• M67: 37,868,307 km (0.091 R)
• M68: 38,595,802 km (0.076 R)
• M69: 38,741,809 km (0.092 R)
• M70: 41,178,011 km (0.057 R)
• M71: 41,401,959 km (0.117 R)
• M72: 42,301,640 km (0.102 R)
• M73: 42,904,969 km (0.051 R)
• M74: 43,207,755 km (0.111 R)
• M75: 43,435,293 km (0.042 R)
• M76: 44,808,901 km (0.117 R)
• M77: 45,578,133 km (0.094 R)
• M78: 45,809,860 km (0.068 R)
• M79: 46,041,886 km (0.079 R)
• M80: 46,351,853 km (0.083 R)
• M81: 47,912,009 km (0.107 R)
• M82: 49,410,082 km (0.113 R)
• M83: 49,568,656 km (0.089 R)
• M84: 49,965,838 km (0.059 R)
• M85: 50,045,424 km (0.092 R)
• M86: 51,324,187 km (0.051 R)
• M87: 52,371,223 km (0.073 R)
• M88: 52,452,005 km (0.059 R)
• M89: 53,262,527 km (0.09 R)
• M90: 53,832,345 km (0.048 R)
• M91: 53,914,025 km (0.096 R)
• M92: 54,240,598 km (0.073 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: 350 - 16,731 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit