🌌 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: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.44 AU - 0.58 AU

Year: 239 Days

Day: 33.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.53 AU - 0.67 AU

Year: 305 Days

Day: 29.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.4

Radius: 10

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.9 AU - 0.94 AU

Year: 579 Days

Day: 10 Hours

Environment

Temp: -155 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 33,533,465 km

• M1: 132,095 km (0.047 R)
• M2: 215,870 km (0.109 R)
• M3: 292,464 km (0.12 R)
• M4: 394,490 km (0.099 R)
• M5: 473,627 km (0.055 R)
• M6: 550,520 km (0.087 R)
• M7: 613,650 km (0.093 R)
• M8: 835,504 km (0.075 R)
• M9: 931,696 km (0.035 R)
• M10: 1,031,926 km (0.084 R)
• M11: 1,094,907 km (0.095 R)
• M12: 1,267,992 km (0.047 R)
• M13: 1,373,608 km (0.116 R)
• M14: 1,508,395 km (0.111 R)
• M15: 1,743,114 km (0.057 R)
• M16: 1,868,477 km (0.097 R)
• M17: 2,077,017 km (0.096 R)
• M18: 2,361,702 km (0.088 R)
• M19: 2,477,640 km (0.042 R)
• M20: 2,595,523 km (0.104 R)
• M21: 2,902,498 km (0.097 R)
• M22: 3,195,710 km (0.093 R)
• M23: 3,264,076 km (0.057 R)
• M24: 3,332,891 km (0.098 R)
• M25: 3,402,304 km (0.082 R)
• M26: 3,577,932 km (0.112 R)
• M27: 3,792,605 km (0.096 R)
• M28: 3,974,815 km (0.11 R)
• M29: 4,076,243 km (0.076 R)
• M30: 4,338,338 km (0.088 R)
• M31: 4,557,798 km (0.079 R)
• M32: 4,644,715 km (0.076 R)
• M33: 4,810,469 km (0.085 R)
• M34: 4,908,755 km (0.108 R)
• M35: 5,027,685 km (0.101 R)
• M36: 5,359,793 km (0.072 R)
• M37: 5,472,141 km (0.053 R)
• M38: 5,834,616 km (0.115 R)
• M39: 6,183,628 km (0.069 R)
• M40: 6,376,908 km (0.111 R)
• M41: 6,463,526 km (0.085 R)
• M42: 6,626,737 km (0.115 R)
• M43: 6,692,560 km (0.108 R)
• M44: 6,901,997 km (0.109 R)
• M45: 6,968,718 km (0.044 R)
• M46: 7,169,927 km (0.075 R)
• M47: 7,338,972 km (0.116 R)
• M48: 7,407,039 km (0.058 R)
• M49: 7,704,290 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.4

Radius: 12.5

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.82 AU - 1.24 AU

Year: 686 Days

Day: 11.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 33,533,465 km

• M1: 158,574 km (0.041 R)
• M2: 237,711 km (0.112 R)
• M3: 332,556 km (0.113 R)
• M4: 452,982 km (0.112 R)
• M5: 545,733 km (0.109 R)
• M6: 641,326 km (0.089 R)
• M7: 749,186 km (0.051 R)
• M8: 858,243 km (0.093 R)
• M9: 938,278 km (0.085 R)
• M10: 1,021,005 km (0.037 R)
• M11: 1,131,409 km (0.04 R)
• M12: 1,233,135 km (0.061 R)
• M13: 1,344,885 km (0.117 R)
• M14: 1,536,819 km (0.099 R)
• M15: 1,679,685 km (0.059 R)
• M16: 1,789,939 km (0.111 R)
• M17: 2,143,289 km (0.113 R)
• M18: 2,303,957 km (0.116 R)
• M19: 2,435,453 km (0.075 R)
• M20: 2,706,225 km (0.094 R)
• M21: 2,792,843 km (0.116 R)
• M22: 2,995,847 km (0.069 R)
• M23: 3,203,638 km (0.055 R)
• M24: 3,797,542 km (0.074 R)
• M25: 3,875,482 km (0.118 R)
• M26: 3,963,745 km (0.105 R)
• M27: 4,263,091 km (0.063 R)
• M28: 4,446,198 km (0.088 R)
• M29: 4,600,883 km (0.12 R)
• M30: 4,725,946 km (0.113 R)
• M31: 4,936,879 km (0.116 R)
• M32: 5,032,772 km (0.062 R)
• M33: 5,118,641 km (0.056 R)
• M34: 5,543,947 km (0.113 R)
• M35: 5,822,798 km (0.099 R)
• M36: 5,935,595 km (0.076 R)
• M37: 6,140,544 km (0.095 R)
• M38: 6,313,180 km (0.118 R)
• M39: 6,534,136 km (0.061 R)
• M40: 6,745,817 km (0.084 R)
• M41: 7,284,968 km (0.108 R)
• M42: 7,788,364 km (0.109 R)
• M43: 8,000,494 km (0.086 R)
• M44: 8,138,723 km (0.114 R)
• M45: 8,494,317 km (0.056 R)
• M46: 8,648,253 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.1

Radius: 11.8

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.02 AU - 1.44 AU

Year: 895 Days

Day: 14.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 33,533,465 km

• M1: 152,291 km (0.116 R)
• M2: 229,782 km (0.106 R)
• M3: 333,304 km (0.101 R)
• M4: 558,748 km (0.106 R)
• M5: 640,428 km (0.105 R)
• M6: 844,181 km (0.083 R)
• M7: 956,529 km (0.069 R)
• M8: 1,033,123 km (0.07 R)
• M9: 1,111,961 km (0.119 R)
• M10: 1,210,396 km (0.12 R)
• M11: 1,434,943 km (0.076 R)
• M12: 1,581,249 km (0.095 R)
• M13: 1,722,769 km (0.111 R)
• M14: 1,909,617 km (0.117 R)
• M15: 2,060,860 km (0.109 R)
• M16: 2,183,830 km (0.102 R)
• M17: 2,353,474 km (0.116 R)
• M18: 2,431,564 km (0.086 R)
• M19: 2,521,771 km (0.104 R)
• M20: 2,653,717 km (0.112 R)
• M21: 2,740,932 km (0.079 R)
• M22: 2,835,179 km (0.085 R)
• M23: 2,984,627 km (0.097 R)
• M24: 3,063,316 km (0.118 R)
• M25: 3,142,752 km (0.071 R)
• M26: 3,266,320 km (0.076 R)
• M27: 3,353,835 km (0.112 R)
• M28: 3,544,123 km (0.038 R)
• M29: 3,627,748 km (0.101 R)
• M30: 3,836,288 km (0.027 R)
• M31: 3,928,739 km (0.081 R)
• M32: 4,136,381 km (0.087 R)
• M33: 4,210,881 km (0.113 R)
• M34: 4,354,345 km (0.065 R)
• M35: 4,450,985 km (0.114 R)
• M36: 4,724,002 km (0.115 R)
• M37: 4,809,123 km (0.065 R)
• M38: 4,923,416 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.6

Radius: 14.9

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.42 AU - 3.6 AU

Year: 4314 Days

Day: 12.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 33,533,465 km

• M1: 208,390 km (0.12 R)
• M2: 552,914 km (0.085 R)
• M3: 718,070 km (0.077 R)
• M4: 902,524 km (0.086 R)
• M5: 1,091,316 km (0.081 R)
• M6: 1,225,057 km (0.085 R)
• M7: 1,393,504 km (0.087 R)
• M8: 1,540,260 km (0.098 R)
• M9: 1,930,411 km (0.076 R)
• M10: 2,045,452 km (0.114 R)
• M11: 3,184,639 km (0.107 R)
• M12: 3,501,488 km (0.091 R)
• M13: 3,643,456 km (0.026 R)
• M14: 3,787,369 km (0.119 R)
• M15: 3,912,433 km (0.112 R)
• M16: 4,447,844 km (0.12 R)
• M17: 4,713,380 km (0.055 R)
• M18: 5,423,372 km (0.088 R)
• M19: 5,659,587 km (0.111 R)
• M20: 5,755,030 km (0.094 R)
• M21: 6,265,308 km (0.082 R)
• M22: 7,173,816 km (0.101 R)
• M23: 7,277,488 km (0.097 R)
• M24: 7,381,458 km (0.077 R)
• M25: 7,643,703 km (0.115 R)
• M26: 7,855,833 km (0.095 R)
• M27: 8,204,695 km (0.118 R)
• M28: 8,834,353 km (0.101 R)
• M29: 9,001,154 km (0.091 R)
• M30: 9,479,718 km (0.058 R)
• M31: 9,621,985 km (0.119 R)
• M32: 9,793,873 km (0.106 R)
• M33: 10,638,353 km (0.042 R)
• M34: 10,875,466 km (0.045 R)
• M35: 11,084,305 km (0.078 R)
• M36: 11,506,171 km (0.081 R)
• M37: 12,148,993 km (0.114 R)
• M38: 12,303,677 km (0.074 R)
• M39: 12,427,993 km (0.055 R)
• M40: 12,834,899 km (0.111 R)
• M41: 13,501,357 km (0.116 R)
• M42: 13,693,890 km (0.045 R)
• M43: 14,146,723 km (0.115 R)
• M44: 15,266,762 km (0.076 R)
• M45: 15,635,371 km (0.095 R)
• M46: 15,803,818 km (0.104 R)
• M47: 16,040,632 km (0.09 R)
• M48: 16,312,900 km (0.098 R)
• M49: 16,827,367 km (0.098 R)
• M50: 16,965,446 km (0.078 R)
• M51: 17,696,830 km (0.078 R)
• M52: 17,802,147 km (0.071 R)
• M53: 17,942,769 km (0.049 R)
• M54: 18,119,294 km (0.104 R)
• M55: 18,296,268 km (0.094 R)
• M56: 19,479,288 km (0.057 R)
• M57: 19,915,516 km (0.114 R)
• M58: 20,686,842 km (0.1 R)
• M59: 21,467,893 km (0.039 R)
• M60: 21,580,241 km (0.115 R)
• M61: 21,767,986 km (0.082 R)
• M62: 21,993,879 km (0.111 R)
• M63: 22,258,667 km (0.093 R)
• M64: 22,410,359 km (0.084 R)
• M65: 22,638,496 km (0.104 R)
• M66: 22,905,678 km (0.091 R)
• M67: 23,174,057 km (0.117 R)
• M68: 23,829,894 km (0.106 R)
• M69: 24,023,922 km (0.075 R)
• M70: 24,218,549 km (0.074 R)
• M71: 24,727,032 km (0.115 R)
• M72: 24,844,766 km (0.083 R)
• M73: 25,834,056 km (0.071 R)
• M74: 26,073,413 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 867.8

Radius: 7.6

Gravity: 15.02 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.89 AU - 6.63 AU

Year: 10275 Days

Day: 15.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 33,533,465 km

• M1: 132,245 km (0.091 R)
• M2: 201,209 km (0.095 R)
• M3: 266,583 km (0.09 R)
• M4: 328,367 km (0.073 R)
• M5: 648,956 km (0.051 R)
• M6: 1,134,251 km (0.089 R)
• M7: 1,332,319 km (0.113 R)
• M8: 1,565,542 km (0.052 R)
• M9: 1,862,643 km (0.113 R)
• M10: 1,913,806 km (0.109 R)
• M11: 2,070,435 km (0.097 R)
• M12: 2,258,629 km (0.082 R)
• M13: 2,424,233 km (0.069 R)
• M14: 2,738,539 km (0.084 R)
• M15: 2,855,973 km (0.111 R)
• M16: 3,659,912 km (0.058 R)
• M17: 3,789,613 km (0.114 R)
• M18: 3,920,661 km (0.108 R)
• M19: 4,255,311 km (0.062 R)
• M20: 4,916,085 km (0.059 R)
• M21: 5,386,571 km (0.06 R)
• M22: 5,534,224 km (0.066 R)
• M23: 6,292,685 km (0.105 R)
• M24: 7,043,068 km (0.08 R)
• M25: 7,285,865 km (0.075 R)
• M26: 7,531,505 km (0.096 R)
• M27: 7,988,975 km (0.111 R)
• M28: 9,458,774 km (0.032 R)
• M29: 9,592,515 km (0.053 R)
• M30: 9,816,762 km (0.11 R)
• M31: 10,087,983 km (0.089 R)
• M32: 10,638,054 km (0.113 R)
• M33: 10,823,556 km (0.099 R)
• M34: 11,010,104 km (0.088 R)
• M35: 11,767,069 km (0.09 R)
• M36: 12,200,305 km (0.049 R)
• M37: 12,492,021 km (0.09 R)
• M38: 12,589,708 km (0.117 R)
• M39: 13,231,333 km (0.108 R)
• M40: 13,281,149 km (0.113 R)
• M41: 13,430,897 km (0.037 R)
• M42: 13,581,093 km (0.057 R)
• M43: 13,681,623 km (0.091 R)
• M44: 13,732,037 km (0.04 R)
• M45: 13,832,866 km (0.078 R)
• M46: 15,062,710 km (0.119 R)
• M47: 15,375,669 km (0.075 R)
• M48: 15,480,537 km (0.118 R)
• M49: 17,625,621 km (0.049 R)
• M50: 20,090,545 km (0.118 R)
• M51: 21,596,996 km (0.089 R)
• M52: 22,423,225 km (0.116 R)
• M53: 23,019,672 km (0.1 R)
• M54: 23,079,660 km (0.052 R)
• M55: 23,984,877 km (0.034 R)
• M56: 24,045,763 km (0.095 R)
• M57: 24,533,602 km (0.119 R)
• M58: 25,892,399 km (0.067 R)
• M59: 25,954,632 km (0.115 R)
• M60: 26,267,142 km (0.106 R)
• M61: 26,643,680 km (0.091 R)
• M62: 27,085,293 km (0.069 R)
• M63: 29,394,336 km (0.083 R)
• M64: 29,720,011 km (0.102 R)
• M65: 30,506,596 km (0.087 R)
• M66: 31,299,914 km (0.117 R)
• M67: 33,516,356 km (0.109 R)
• M68: 33,856,541 km (0.075 R)
• M69: 35,090,873 km (0.08 R)
• M70: 35,228,952 km (0.094 R)
• M71: 36,200,291 km (0.064 R)
• M72: 36,409,728 km (0.102 R)
• M73: 37,391,689 km (0.057 R)
• M74: 37,886,110 km (0.115 R)
• M75: 39,453,596 km (0.108 R)
• M76: 39,597,210 km (0.117 R)
• M77: 39,740,974 km (0.109 R)
• M78: 40,173,162 km (0.092 R)
• M79: 41,552,155 km (0.051 R)
• M80: 42,946,706 km (0.112 R)
• M81: 43,094,359 km (0.074 R)
• M82: 44,580,465 km (0.089 R)
• M83: 44,879,660 km (0.117 R)
• M84: 45,104,506 km (0.103 R)
• M85: 45,179,604 km (0.109 R)
• M86: 45,706,039 km (0.077 R)
• M87: 46,613,201 km (0.092 R)
• M88: 46,993,030 km (0.101 R)
• M89: 47,069,025 km (0.11 R)
• M90: 48,829,942 km (0.073 R)
• M91: 50,067,715 km (0.092 R)
• M92: 50,378,729 km (0.048 R)
• M93: 52,258,426 km (0.08 R)
• M94: 52,652,915 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 140.1

Radius: 3.7

Gravity: 10.23 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.99 AU - 8.61 AU

Year: 12939 Days

Day: 16.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 33,533,465 km

• M1: 120,277 km (0.07 R)
• M2: 575,503 km (0.096 R)
• M3: 600,935 km (0.115 R)
• M4: 1,251,087 km (0.106 R)
• M5: 1,508,246 km (0.104 R)
• M6: 1,894,956 km (0.045 R)
• M7: 2,290,493 km (0.087 R)
• M8: 2,582,059 km (0.11 R)
• M9: 2,929,575 km (0.092 R)
• M10: 3,337,977 km (0.104 R)
• M11: 3,909,740 km (0.113 R)
• M12: 4,057,393 km (0.069 R)
• M13: 4,434,530 km (0.119 R)
• M14: 6,626,438 km (0.12 R)
• M15: 7,797,639 km (0.097 R)
• M16: 7,921,357 km (0.049 R)
• M17: 8,677,125 km (0.085 R)
• M18: 8,805,331 km (0.11 R)
• M19: 8,901,821 km (0.072 R)
• M20: 9,686,761 km (0.055 R)
• M21: 9,919,835 km (0.118 R)
• M22: 10,459,584 km (0.093 R)
• M23: 10,836,271 km (0.103 R)
• M24: 11,356,872 km (0.058 R)
• M25: 11,992,364 km (0.119 R)
• M26: 13,556,559 km (0.112 R)
• M27: 14,230,049 km (0.095 R)
• M28: 14,456,989 km (0.097 R)
• M29: 14,494,986 km (0.075 R)
• M30: 15,260,778 km (0.086 R)
• M31: 15,961,046 km (0.113 R)
• M32: 16,592,349 km (0.105 R)
• M33: 16,951,084 km (0.094 R)
• M34: 17,271,972 km (0.082 R)
• M35: 19,995,551 km (0.077 R)
• M36: 20,761,043 km (0.068 R)
• M37: 22,189,403 km (0.051 R)
• M38: 22,584,491 km (0.084 R)
• M39: 22,628,473 km (0.091 R)
• M40: 23,292,388 km (0.059 R)
• M41: 23,693,909 km (0.113 R)
• M42: 23,828,248 km (0.061 R)
• M43: 25,965,254 km (0.115 R)
• M44: 26,288,834 km (0.105 R)
• M45: 26,427,960 km (0.053 R)
• M46: 29,403,910 km (0.103 R)
• M47: 30,127,964 km (0.079 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 12,014 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit