🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.5 AU - 0.58 AU

Year: 260 Days

Day: 36.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.54 AU - 0.64 AU

Year: 297 Days

Day: 20.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.1

Radius: 10.2

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.65 AU - 0.85 AU

Year: 426 Days

Day: 10.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 22,945,767 km

• M1: 129,552 km (0.037 R)
• M2: 195,076 km (0.052 R)
• M3: 261,048 km (0.082 R)
• M4: 328,667 km (0.094 R)
• M5: 440,865 km (0.12 R)
• M6: 509,979 km (0.086 R)
• M7: 594,801 km (0.084 R)
• M8: 661,223 km (0.071 R)
• M9: 894,894 km (0.069 R)
• M10: 972,685 km (0.059 R)
• M11: 1,185,114 km (0.059 R)
• M12: 1,261,110 km (0.073 R)
• M13: 1,396,945 km (0.113 R)
• M14: 1,472,193 km (0.11 R)
• M15: 1,604,437 km (0.118 R)
• M16: 1,792,930 km (0.113 R)
• M17: 1,970,802 km (0.11 R)
• M18: 2,049,640 km (0.069 R)
• M19: 2,185,625 km (0.105 R)
• M20: 2,447,272 km (0.091 R)
• M21: 2,538,825 km (0.088 R)
• M22: 2,611,680 km (0.076 R)
• M23: 2,868,838 km (0.072 R)
• M24: 3,000,634 km (0.11 R)
• M25: 3,106,101 km (0.107 R)
• M26: 3,270,209 km (0.11 R)
• M27: 3,473,812 km (0.087 R)
• M28: 3,636,874 km (0.057 R)
• M29: 3,825,218 km (0.1 R)
• M30: 3,924,401 km (0.116 R)
• M31: 4,172,434 km (0.112 R)
• M32: 4,266,681 km (0.115 R)
• M33: 4,385,611 km (0.105 R)
• M34: 4,457,568 km (0.089 R)
• M35: 4,537,902 km (0.041 R)
• M36: 4,602,528 km (0.1 R)
• M37: 4,724,600 km (0.111 R)
• M38: 4,880,631 km (0.088 R)
• M39: 5,021,851 km (0.039 R)
• M40: 5,130,609 km (0.113 R)
• M41: 5,350,817 km (0.101 R)
• M42: 5,574,017 km (0.109 R)
• M43: 5,678,137 km (0.102 R)
• M44: 5,932,304 km (0.086 R)
• M45: 6,038,668 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.6

Radius: 14.9

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.36 AU - 1.8 AU

Year: 1303 Days

Day: 6.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 22,945,767 km

• M1: 200,012 km (0.052 R)
• M2: 312,660 km (0.105 R)
• M3: 457,919 km (0.081 R)
• M4: 578,046 km (0.069 R)
• M5: 691,292 km (0.068 R)
• M6: 852,708 km (0.062 R)
• M7: 962,363 km (0.1 R)
• M8: 1,064,987 km (0.054 R)
• M9: 1,377,048 km (0.084 R)
• M10: 1,537,417 km (0.113 R)
• M11: 1,645,577 km (0.056 R)
• M12: 1,778,868 km (0.088 R)
• M13: 1,900,641 km (0.065 R)
• M14: 2,033,334 km (0.081 R)
• M15: 2,193,554 km (0.107 R)
• M16: 2,475,845 km (0.11 R)
• M17: 2,630,230 km (0.111 R)
• M18: 2,726,122 km (0.085 R)
• M19: 3,067,056 km (0.083 R)
• M20: 3,252,108 km (0.06 R)
• M21: 3,383,904 km (0.118 R)
• M22: 3,594,837 km (0.086 R)
• M23: 3,731,270 km (0.046 R)
• M24: 3,869,648 km (0.117 R)
• M25: 4,080,282 km (0.071 R)
• M26: 4,305,128 km (0.053 R)
• M27: 4,703,357 km (0.105 R)
• M28: 4,810,170 km (0.07 R)
• M29: 4,928,651 km (0.076 R)
• M30: 5,102,634 km (0.099 R)
• M31: 5,201,518 km (0.096 R)
• M32: 5,412,301 km (0.113 R)
• M33: 5,558,159 km (0.084 R)
• M34: 5,762,211 km (0.118 R)
• M35: 6,026,849 km (0.102 R)
• M36: 6,401,592 km (0.101 R)
• M37: 6,591,881 km (0.093 R)
• M38: 6,808,199 km (0.116 R)
• M39: 7,124,898 km (0.08 R)
• M40: 7,508,916 km (0.094 R)
• M41: 7,671,977 km (0.1 R)
• M42: 7,912,531 km (0.104 R)
• M43: 8,219,805 km (0.037 R)
• M44: 8,492,073 km (0.101 R)
• M45: 8,635,836 km (0.071 R)
• M46: 8,740,854 km (0.101 R)
• M47: 8,846,470 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.7

Radius: 10

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.38 AU - 2.7 AU

Year: 2656 Days

Day: 5.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 22,945,767 km

• M1: 135,685 km (0.062 R)
• M2: 198,516 km (0.088 R)
• M3: 270,473 km (0.076 R)
• M4: 368,609 km (0.119 R)
• M5: 530,324 km (0.077 R)
• M6: 693,835 km (0.116 R)
• M7: 757,564 km (0.113 R)
• M8: 823,686 km (0.077 R)
• M9: 900,430 km (0.116 R)
• M10: 1,080,545 km (0.118 R)
• M11: 1,184,815 km (0.098 R)
• M12: 1,282,652 km (0.027 R)
• M13: 1,373,159 km (0.109 R)
• M14: 1,507,797 km (0.113 R)
• M15: 1,603,689 km (0.032 R)
• M16: 1,892,563 km (0.051 R)
• M17: 2,043,208 km (0.056 R)
• M18: 2,282,864 km (0.106 R)
• M19: 2,557,226 km (0.109 R)
• M20: 2,711,312 km (0.108 R)
• M21: 2,842,210 km (0.107 R)
• M22: 3,513,605 km (0.099 R)
• M23: 3,787,070 km (0.084 R)
• M24: 3,889,545 km (0.118 R)
• M25: 3,963,296 km (0.116 R)
• M26: 4,157,325 km (0.087 R)
• M27: 4,323,977 km (0.106 R)
• M28: 4,400,421 km (0.051 R)
• M29: 4,710,987 km (0.067 R)
• M30: 5,012,725 km (0.06 R)
• M31: 5,255,224 km (0.094 R)
• M32: 5,320,598 km (0.085 R)
• M33: 5,534,972 km (0.115 R)
• M34: 5,634,903 km (0.066 R)
• M35: 5,836,411 km (0.084 R)
• M36: 6,212,201 km (0.06 R)
• M37: 6,438,094 km (0.115 R)
• M38: 6,737,439 km (0.111 R)
• M39: 6,808,498 km (0.092 R)
• M40: 6,879,856 km (0.101 R)
• M41: 7,681,252 km (0.036 R)
• M42: 7,774,302 km (0.071 R)
• M43: 7,848,802 km (0.055 R)
• M44: 8,130,943 km (0.029 R)
• M45: 8,416,227 km (0.115 R)
• M46: 8,704,950 km (0.08 R)
• M47: 9,114,549 km (0.117 R)
• M48: 9,232,732 km (0.089 R)
• M49: 9,530,581 km (0.087 R)
• M50: 9,710,697 km (0.068 R)
• M51: 10,278,421 km (0.049 R)
• M52: 10,401,540 km (0.086 R)
• M53: 10,566,397 km (0.057 R)
• M54: 11,087,297 km (0.103 R)
• M55: 11,382,603 km (0.098 R)
• M56: 11,446,182 km (0.108 R)
• M57: 11,830,499 km (0.076 R)
• M58: 11,894,975 km (0.101 R)
• M59: 12,110,696 km (0.1 R)
• M60: 12,371,146 km (0.093 R)
• M61: 12,524,035 km (0.101 R)
• M62: 12,611,699 km (0.114 R)
• M63: 12,765,486 km (0.113 R)
• M64: 13,275,465 km (0.108 R)
• M65: 13,431,944 km (0.084 R)
• M66: 13,634,051 km (0.1 R)
• M67: 13,792,026 km (0.081 R)
• M68: 14,064,145 km (0.116 R)
• M69: 14,475,688 km (0.034 R)
• M70: 15,030,547 km (0.1 R)
• M71: 15,474,853 km (0.097 R)
• M72: 15,828,652 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.8

Radius: 10.4

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.32 AU - 3.32 AU

Year: 3107 Days

Day: 12.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 22,945,767 km

• M1: 135,386 km (0.088 R)
• M2: 204,650 km (0.066 R)
• M3: 318,943 km (0.11 R)
• M4: 403,914 km (0.061 R)
• M5: 484,697 km (0.061 R)
• M6: 618,138 km (0.07 R)
• M7: 782,247 km (0.068 R)
• M8: 896,989 km (0.091 R)
• M9: 1,008,439 km (0.061 R)
• M10: 1,095,056 km (0.039 R)
• M11: 1,286,990 km (0.087 R)
• M12: 1,424,770 km (0.114 R)
• M13: 1,567,486 km (0.106 R)
• M14: 1,939,686 km (0.041 R)
• M15: 2,275,084 km (0.102 R)
• M16: 2,404,187 km (0.042 R)
• M17: 2,655,961 km (0.092 R)
• M18: 2,861,059 km (0.104 R)
• M19: 3,028,758 km (0.102 R)
• M20: 3,171,176 km (0.11 R)
• M21: 3,611,592 km (0.075 R)
• M22: 4,040,190 km (0.05 R)
• M23: 4,197,267 km (0.084 R)
• M24: 4,549,870 km (0.106 R)
• M25: 4,862,230 km (0.116 R)
• M26: 5,012,725 km (0.069 R)
• M27: 6,270,993 km (0.047 R)
• M28: 6,380,050 km (0.035 R)
• M29: 6,674,159 km (0.035 R)
• M30: 6,767,060 km (0.083 R)
• M31: 6,897,808 km (0.096 R)
• M32: 7,029,305 km (0.059 R)
• M33: 7,123,851 km (0.1 R)
• M34: 7,199,697 km (0.087 R)
• M35: 7,275,842 km (0.054 R)
• M36: 7,371,435 km (0.083 R)
• M37: 7,544,520 km (0.119 R)
• M38: 8,310,311 km (0.12 R)
• M39: 8,410,243 km (0.103 R)
• M40: 8,510,623 km (0.104 R)
• M41: 8,631,498 km (0.081 R)
• M42: 8,773,466 km (0.04 R)
• M43: 8,998,013 km (0.089 R)
• M44: 9,244,999 km (0.102 R)
• M45: 9,411,052 km (0.026 R)
• M46: 9,578,004 km (0.075 R)
• M47: 9,914,898 km (0.047 R)
• M48: 10,063,598 km (0.062 R)
• M49: 10,148,869 km (0.109 R)
• M50: 10,600,505 km (0.115 R)
• M51: 10,752,497 km (0.063 R)
• M52: 11,102,705 km (0.118 R)
• M53: 11,904,400 km (0.103 R)
• M54: 12,085,114 km (0.03 R)
• M55: 12,153,032 km (0.106 R)
• M56: 12,380,570 km (0.115 R)
• M57: 12,678,569 km (0.051 R)
• M58: 13,328,422 km (0.096 R)
• M59: 13,422,220 km (0.096 R)
• M60: 14,132,062 km (0.077 R)
• M61: 14,323,398 km (0.095 R)
• M62: 14,732,997 km (0.12 R)
• M63: 14,805,701 km (0.114 R)
• M64: 15,097,567 km (0.104 R)
• M65: 15,293,241 km (0.081 R)
• M66: 15,366,843 km (0.057 R)
• M67: 15,489,663 km (0.073 R)
• M68: 15,736,499 km (0.08 R)
• M69: 15,810,849 km (0.046 R)
• M70: 15,984,682 km (0.104 R)
• M71: 16,209,079 km (0.111 R)
• M72: 16,459,655 km (0.112 R)
• M73: 16,585,467 km (0.079 R)
• M74: 16,736,860 km (0.077 R)
• M75: 16,812,706 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.8

Radius: 9.9

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.24 AU - 6.6 AU

Year: 8278 Days

Day: 7.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 22,945,767 km

• M1: 136,882 km (0.091 R)
• M2: 217,067 km (0.06 R)
• M3: 366,964 km (0.04 R)
• M4: 434,133 km (0.066 R)
• M5: 531,970 km (0.107 R)
• M6: 723,455 km (0.119 R)
• M7: 812,616 km (0.075 R)
• M8: 970,142 km (0.089 R)
• M9: 1,172,997 km (0.111 R)
• M10: 1,465,012 km (0.102 R)
• M11: 1,679,236 km (0.075 R)
• M12: 1,821,055 km (0.095 R)
• M13: 1,903,783 km (0.058 R)
• M14: 2,051,884 km (0.104 R)
• M15: 2,496,040 km (0.116 R)
• M16: 2,729,264 km (0.025 R)
• M17: 2,921,048 km (0.117 R)
• M18: 3,167,137 km (0.112 R)
• M19: 3,318,081 km (0.081 R)
• M20: 3,394,525 km (0.081 R)
• M21: 3,575,090 km (0.042 R)
• M22: 5,130,309 km (0.1 R)
• M23: 6,321,856 km (0.034 R)
• M24: 6,640,799 km (0.103 R)
• M25: 6,932,365 km (0.087 R)
• M26: 7,195,059 km (0.067 R)
• M27: 7,561,574 km (0.094 R)
• M28: 7,798,088 km (0.041 R)
• M29: 8,278,447 km (0.055 R)
• M30: 9,231,834 km (0.095 R)
• M31: 10,071,078 km (0.109 R)
• M32: 10,481,126 km (0.087 R)
• M33: 11,202,337 km (0.117 R)
• M34: 11,317,677 km (0.1 R)
• M35: 12,452,976 km (0.062 R)
• M36: 12,532,562 km (0.086 R)
• M37: 12,973,576 km (0.073 R)
• M38: 13,583,187 km (0.096 R)
• M39: 13,706,307 km (0.088 R)
• M40: 14,536,126 km (0.034 R)
• M41: 15,041,767 km (0.047 R)
• M42: 15,339,466 km (0.083 R)
• M43: 15,983,784 km (0.076 R)
• M44: 16,070,402 km (0.11 R)
• M45: 16,200,552 km (0.092 R)
• M46: 16,593,246 km (0.061 R)
• M47: 16,680,911 km (0.054 R)
• M48: 16,944,951 km (0.109 R)
• M49: 17,969,696 km (0.119 R)
• M50: 18,330,825 km (0.086 R)
• M51: 18,694,348 km (0.119 R)
• M52: 19,106,191 km (0.115 R)
• M53: 19,336,273 km (0.104 R)
• M54: 19,660,003 km (0.073 R)
• M55: 20,219,050 km (0.108 R)
• M56: 20,500,443 km (0.117 R)
• M57: 21,927,457 km (0.07 R)
• M58: 22,507,149 km (0.09 R)
• M59: 24,575,639 km (0.115 R)
• M60: 24,926,147 km (0.106 R)
• M61: 25,987,993 km (0.093 R)
• M62: 26,294,070 km (0.102 R)
• M63: 26,550,181 km (0.099 R)
• M64: 27,738,288 km (0.077 R)
• M65: 28,155,666 km (0.089 R)
• M66: 28,680,305 km (0.119 R)
• M67: 29,261,044 km (0.048 R)
• M68: 30,005,892 km (0.074 R)
• M69: 30,703,168 km (0.088 R)
• M70: 31,026,748 km (0.073 R)
• M71: 31,188,912 km (0.108 R)
• M72: 31,459,983 km (0.06 R)
• M73: 32,277,685 km (0.039 R)
• M74: 32,881,762 km (0.091 R)
• M75: 33,378,726 km (0.094 R)
• M76: 33,934,033 km (0.109 R)
• M77: 34,212,734 km (0.118 R)
• M78: 34,324,334 km (0.08 R)
• M79: 34,660,331 km (0.102 R)
• M80: 35,053,474 km (0.043 R)
• M81: 35,561,209 km (0.1 R)
• M82: 35,957,793 km (0.045 R)
• M83: 36,927,038 km (0.119 R)
• M84: 37,213,667 km (0.102 R)
• M85: 38,716,527 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.9

Radius: 6.5

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.63 AU - 12.95 AU

Year: 23251 Days

Day: 16.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 22,945,767 km

• M1: 155,432 km (0.091 R)
• M2: 199,713 km (0.058 R)
• M3: 257,009 km (0.115 R)
• M4: 391,946 km (0.119 R)
• M5: 814,710 km (0.109 R)
• M6: 1,253,032 km (0.118 R)
• M7: 1,395,898 km (0.107 R)
• M8: 2,049,790 km (0.12 R)
• M9: 3,342,316 km (0.099 R)
• M10: 3,504,929 km (0.057 R)
• M11: 4,181,111 km (0.111 R)
• M12: 4,835,602 km (0.083 R)
• M13: 5,373,556 km (0.117 R)
• M14: 5,521,657 km (0.105 R)
• M15: 6,822,560 km (0.092 R)
• M16: 8,679,369 km (0.1 R)
• M17: 9,103,629 km (0.099 R)
• M18: 10,390,320 km (0.116 R)
• M19: 13,072,311 km (0.091 R)
• M20: 13,300,148 km (0.063 R)
• M21: 14,872,721 km (0.063 R)
• M22: 14,932,111 km (0.109 R)
• M23: 15,170,271 km (0.054 R)
• M24: 16,934,928 km (0.078 R)
• M25: 17,589,718 km (0.096 R)
• M26: 17,967,602 km (0.116 R)
• M27: 18,667,271 km (0.085 R)
• M28: 20,159,061 km (0.091 R)
• M29: 20,786,175 km (0.106 R)
• M30: 21,587,721 km (0.102 R)
• M31: 22,229,346 km (0.104 R)
• M32: 22,672,006 km (0.11 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: 271 - 10,327 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit