🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.52 AU - 0.68 AU

Year: 300 Days

Day: 28.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.7

Radius: 10.6

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.64 AU - 0.8 AU

Year: 394 Days

Day: 7 Hours

Environment

Temp: -139 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 33,423,895 km

• M1: 134,638 km (0.034 R)
• M2: 219,909 km (0.103 R)
• M3: 297,700 km (0.041 R)
• M4: 433,235 km (0.12 R)
• M5: 539,899 km (0.06 R)
• M6: 656,884 km (0.1 R)
• M7: 809,624 km (0.045 R)
• M8: 918,531 km (0.119 R)
• M9: 1,022,950 km (0.076 R)
• M10: 1,106,426 km (0.06 R)
• M11: 1,192,594 km (0.1 R)
• M12: 1,259,913 km (0.086 R)
• M13: 1,328,728 km (0.026 R)
• M14: 1,498,073 km (0.045 R)
• M15: 1,571,376 km (0.066 R)
• M16: 1,686,566 km (0.115 R)
• M17: 1,804,599 km (0.117 R)
• M18: 1,950,008 km (0.04 R)
• M19: 2,024,209 km (0.08 R)
• M20: 2,105,590 km (0.118 R)
• M21: 2,350,332 km (0.118 R)
• M22: 2,429,619 km (0.11 R)
• M23: 2,536,581 km (0.063 R)
• M24: 2,611,231 km (0.102 R)
• M25: 2,714,005 km (0.115 R)
• M26: 2,804,362 km (0.107 R)
• M27: 2,881,554 km (0.079 R)
• M28: 3,030,853 km (0.081 R)
• M29: 3,153,673 km (0.092 R)
• M30: 3,241,487 km (0.119 R)
• M31: 3,494,606 km (0.107 R)
• M32: 3,608,301 km (0.102 R)
• M33: 3,792,755 km (0.089 R)
• M34: 3,956,864 km (0.107 R)
• M35: 4,083,573 km (0.087 R)
• M36: 4,211,479 km (0.104 R)
• M37: 4,284,034 km (0.056 R)
• M38: 4,620,181 km (0.1 R)
• M39: 4,686,752 km (0.075 R)
• M40: 4,829,318 km (0.079 R)
• M41: 5,041,448 km (0.116 R)
• M42: 5,135,844 km (0.104 R)
• M43: 5,256,869 km (0.063 R)
• M44: 5,466,605 km (0.032 R)
• M45: 5,661,232 km (0.074 R)
• M46: 5,912,257 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.7

Radius: 12.2

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.93 AU - 0.95 AU

Year: 588 Days

Day: 9.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,423,895 km

• M1: 161,267 km (0.054 R)
• M2: 297,849 km (0.106 R)
• M3: 375,939 km (0.067 R)
• M4: 490,980 km (0.052 R)
• M5: 574,456 km (0.115 R)
• M6: 753,225 km (0.116 R)
• M7: 864,526 km (0.116 R)
• M8: 966,851 km (0.061 R)
• M9: 1,048,980 km (0.097 R)
• M10: 1,146,219 km (0.093 R)
• M11: 1,266,795 km (0.108 R)
• M12: 1,350,719 km (0.096 R)
• M13: 1,621,940 km (0.073 R)
• M14: 1,728,603 km (0.118 R)
• M15: 1,826,440 km (0.066 R)
• M16: 1,937,891 km (0.112 R)
• M17: 2,035,877 km (0.08 R)
• M18: 2,306,799 km (0.091 R)
• M19: 2,385,787 km (0.095 R)
• M20: 2,478,538 km (0.097 R)
• M21: 2,650,126 km (0.085 R)
• M22: 2,737,491 km (0.12 R)
• M23: 2,892,774 km (0.097 R)
• M24: 2,969,219 km (0.102 R)
• M25: 3,083,063 km (0.041 R)
• M26: 3,161,153 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.6

Radius: 8.4

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.31 AU - 1.31 AU

Year: 968 Days

Day: 11.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 33,423,895 km

• M1: 109,954 km (0.065 R)
• M2: 170,841 km (0.118 R)
• M3: 227,987 km (0.083 R)
• M4: 303,534 km (0.119 R)
• M5: 381,624 km (0.106 R)
• M6: 561,590 km (0.039 R)
• M7: 624,422 km (0.028 R)
• M8: 822,190 km (0.119 R)
• M9: 888,611 km (0.092 R)
• M10: 956,978 km (0.103 R)
• M11: 1,020,706 km (0.107 R)
• M12: 1,079,349 km (0.107 R)
• M13: 1,152,652 km (0.073 R)
• M14: 1,241,662 km (0.103 R)
• M15: 1,390,363 km (0.079 R)
• M16: 1,651,261 km (0.101 R)
• M17: 1,919,789 km (0.095 R)
• M18: 2,202,081 km (0.119 R)
• M19: 2,270,447 km (0.119 R)
• M20: 2,348,387 km (0.052 R)
• M21: 2,542,416 km (0.089 R)
• M22: 2,741,680 km (0.064 R)
• M23: 2,871,232 km (0.076 R)
• M24: 2,965,030 km (0.07 R)
• M25: 3,088,448 km (0.059 R)
• M26: 3,330,797 km (0.084 R)
• M27: 3,499,094 km (0.072 R)
• M28: 3,660,062 km (0.066 R)
• M29: 3,792,605 km (0.114 R)
• M30: 3,906,150 km (0.115 R)
• M31: 4,073,251 km (0.074 R)
• M32: 4,168,245 km (0.117 R)
• M33: 4,296,152 km (0.096 R)
• M34: 4,349,857 km (0.045 R)
• M35: 4,403,713 km (0.048 R)
• M36: 4,988,790 km (0.119 R)
• M37: 5,434,891 km (0.114 R)
• M38: 5,492,935 km (0.091 R)
• M39: 5,574,765 km (0.077 R)
• M40: 5,739,472 km (0.047 R)
• M41: 5,917,643 km (0.074 R)
• M42: 6,097,759 km (0.098 R)
• M43: 6,636,461 km (0.108 R)
• M44: 6,736,093 km (0.117 R)
• M45: 6,836,174 km (0.106 R)
• M46: 6,924,137 km (0.108 R)
• M47: 6,999,834 km (0.068 R)
• M48: 7,139,409 km (0.092 R)
• M49: 7,524,773 km (0.116 R)
• M50: 7,628,594 km (0.106 R)
• M51: 7,903,704 km (0.12 R)
• M52: 7,996,156 km (0.12 R)
• M53: 8,062,278 km (0.105 R)
• M54: 8,155,328 km (0.091 R)
• M55: 8,476,963 km (0.095 R)
• M56: 8,530,968 km (0.07 R)
• M57: 8,775,561 km (0.099 R)
• M58: 8,898,680 km (0.051 R)
• M59: 8,953,582 km (0.092 R)
• M60: 9,091,362 km (0.089 R)
• M61: 9,188,152 km (0.051 R)
• M62: 9,243,652 km (0.09 R)
• M63: 9,341,041 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.8

Radius: 8.1

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.38 AU - 1.94 AU

Year: 1381 Days

Day: 9.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 33,423,895 km

• M1: 150,645 km (0.115 R)
• M2: 262,694 km (0.04 R)
• M3: 330,611 km (0.051 R)
• M4: 540,796 km (0.118 R)
• M5: 601,683 km (0.114 R)
• M6: 764,595 km (0.061 R)
• M7: 1,040,004 km (0.102 R)
• M8: 1,101,938 km (0.087 R)
• M9: 1,189,153 km (0.106 R)
• M10: 1,337,106 km (0.093 R)
• M11: 1,491,192 km (0.12 R)
• M12: 1,660,237 km (0.115 R)
• M13: 1,742,666 km (0.092 R)
• M14: 1,798,316 km (0.115 R)
• M15: 1,863,989 km (0.037 R)
• M16: 2,026,902 km (0.106 R)
• M17: 2,164,681 km (0.061 R)
• M18: 2,275,234 km (0.099 R)
• M19: 2,397,904 km (0.087 R)
• M20: 2,575,477 km (0.037 R)
• M21: 2,692,762 km (0.12 R)
• M22: 2,746,617 km (0.073 R)
• M23: 2,800,921 km (0.101 R)
• M24: 2,899,506 km (0.095 R)
• M25: 2,954,708 km (0.108 R)
• M26: 3,077,527 km (0.104 R)
• M27: 3,202,142 km (0.059 R)
• M28: 3,270,808 km (0.038 R)
• M29: 3,363,110 km (0.101 R)
• M30: 3,456,309 km (0.066 R)
• M31: 3,633,433 km (0.099 R)
• M32: 3,923,055 km (0.066 R)
• M33: 4,120,374 km (0.084 R)
• M34: 4,220,156 km (0.112 R)
• M35: 4,371,549 km (0.11 R)
• M36: 4,422,412 km (0.098 R)
• M37: 4,588,915 km (0.069 R)
• M38: 4,666,556 km (0.11 R)
• M39: 4,731,631 km (0.081 R)
• M40: 4,849,365 km (0.067 R)
• M41: 5,074,509 km (0.088 R)
• M42: 5,154,843 km (0.077 R)
• M43: 5,452,842 km (0.116 R)
• M44: 5,631,612 km (0.057 R)
• M45: 5,756,526 km (0.081 R)
• M46: 5,938,587 km (0.102 R)
• M47: 6,337,265 km (0.082 R)
• M48: 6,467,116 km (0.095 R)
• M49: 6,554,332 km (0.07 R)
• M50: 7,070,444 km (0.105 R)
• M51: 7,553,795 km (0.103 R)
• M52: 7,784,026 km (0.058 R)
• M53: 8,188,688 km (0.116 R)
• M54: 8,298,792 km (0.114 R)
• M55: 8,536,354 km (0.088 R)
• M56: 8,776,309 km (0.069 R)
• M57: 8,856,792 km (0.096 R)
• M58: 9,459,672 km (0.036 R)
• M59: 9,824,541 km (0.096 R)
• M60: 9,958,281 km (0.073 R)
• M61: 10,670,816 km (0.12 R)
• M62: 10,842,854 km (0.103 R)
• M63: 11,015,789 km (0.062 R)
• M64: 11,120,059 km (0.102 R)
• M65: 11,294,490 km (0.061 R)
• M66: 11,417,160 km (0.12 R)
• M67: 11,593,087 km (0.11 R)
• M68: 11,912,179 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.9

Radius: 14.5

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.98 AU - 6.26 AU

Year: 7480 Days

Day: 13.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 33,423,895 km

• M1: 182,809 km (0.096 R)
• M2: 302,636 km (0.112 R)
• M3: 435,928 km (0.118 R)
• M4: 625,469 km (0.097 R)
• M5: 770,130 km (0.08 R)
• M6: 985,551 km (0.075 R)
• M7: 1,114,654 km (0.096 R)
• M8: 1,277,715 km (0.041 R)
• M9: 1,459,028 km (0.107 R)
• M10: 1,680,283 km (0.106 R)
• M11: 1,795,324 km (0.112 R)
• M12: 1,956,591 km (0.075 R)
• M13: 2,328,790 km (0.112 R)
• M14: 2,662,693 km (0.1 R)
• M15: 3,192,718 km (0.093 R)
• M16: 3,443,444 km (0.109 R)
• M17: 3,700,752 km (0.026 R)
• M18: 3,797,243 km (0.09 R)
• M19: 3,964,643 km (0.116 R)
• M20: 4,148,648 km (0.074 R)
• M21: 4,263,390 km (0.113 R)
• M22: 4,584,576 km (0.086 R)
• M23: 5,204,211 km (0.101 R)
• M24: 5,312,669 km (0.118 R)
• M25: 5,786,296 km (0.083 R)
• M26: 6,142,339 km (0.101 R)
• M27: 6,240,625 km (0.057 R)
• M28: 6,422,386 km (0.093 R)
• M29: 6,909,926 km (0.077 R)
• M30: 7,374,726 km (0.106 R)
• M31: 7,531,954 km (0.059 R)
• M32: 7,814,245 km (0.06 R)
• M33: 8,028,319 km (0.049 R)
• M34: 8,244,339 km (0.089 R)
• M35: 8,978,266 km (0.052 R)
• M36: 9,146,264 km (0.039 R)
• M37: 9,390,857 km (0.063 R)
• M38: 9,752,285 km (0.084 R)
• M39: 9,963,667 km (0.068 R)
• M40: 10,157,097 km (0.105 R)
• M41: 10,273,783 km (0.101 R)
• M42: 10,844,200 km (0.108 R)
• M43: 11,123,200 km (0.118 R)
• M44: 12,056,840 km (0.03 R)
• M45: 12,283,780 km (0.097 R)
• M46: 12,847,016 km (0.11 R)
• M47: 13,227,145 km (0.089 R)
• M48: 13,440,022 km (0.106 R)
• M49: 13,782,901 km (0.044 R)
• M50: 14,873,170 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.5

Radius: 5.6

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 5.85 AU - 6.45 AU

Year: 9848 Days

Day: 17.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 33,423,895 km

• M1: 137,181 km (0.07 R)
• M2: 178,470 km (0.116 R)
• M3: 278,701 km (0.087 R)
• M4: 453,730 km (0.12 R)
• M5: 572,212 km (0.087 R)
• M6: 782,247 km (0.077 R)
• M7: 838,496 km (0.065 R)
• M8: 881,730 km (0.087 R)
• M9: 1,319,902 km (0.097 R)
• M10: 1,687,464 km (0.087 R)
• M11: 1,724,115 km (0.114 R)
• M12: 1,968,708 km (0.117 R)
• M13: 2,046,200 km (0.075 R)
• M14: 2,366,339 km (0.093 R)
• M15: 2,448,917 km (0.112 R)
• M16: 2,659,401 km (0.074 R)
• M17: 3,869,349 km (0.098 R)
• M18: 4,289,121 km (0.12 R)
• M19: 4,415,232 km (0.11 R)
• M20: 4,594,001 km (0.076 R)
• M21: 5,064,486 km (0.111 R)
• M22: 5,522,854 km (0.11 R)
• M23: 5,743,212 km (0.102 R)
• M24: 5,938,437 km (0.107 R)
• M25: 6,050,935 km (0.043 R)
• M26: 6,135,757 km (0.053 R)
• M27: 6,221,027 km (0.101 R)
• M28: 6,916,957 km (0.096 R)
• M29: 7,154,369 km (0.087 R)
• M30: 7,304,266 km (0.05 R)
• M31: 7,455,060 km (0.078 R)
• M32: 7,606,902 km (0.05 R)
• M33: 8,571,060 km (0.1 R)
• M34: 8,858,139 km (0.048 R)
• M35: 10,205,417 km (0.089 R)
• M36: 11,023,418 km (0.1 R)
• M37: 11,510,210 km (0.074 R)
• M38: 11,615,377 km (0.119 R)
• M39: 12,075,091 km (0.119 R)
• M40: 12,468,683 km (0.032 R)
• M41: 12,648,949 km (0.091 R)
• M42: 13,121,828 km (0.111 R)
• M43: 13,415,638 km (0.11 R)
• M44: 14,272,534 km (0.113 R)
• M45: 14,461,177 km (0.1 R)
• M46: 14,764,562 km (0.106 R)
• M47: 15,571,343 km (0.103 R)
• M48: 15,687,730 km (0.049 R)
• M49: 16,352,842 km (0.06 R)
• M50: 16,589,805 km (0.089 R)
• M51: 16,668,943 km (0.104 R)
• M52: 16,708,586 km (0.113 R)
• M53: 16,867,609 km (0.029 R)
• M54: 17,508,486 km (0.112 R)
• M55: 17,953,689 km (0.071 R)
• M56: 17,994,380 km (0.101 R)
• M57: 18,075,761 km (0.114 R)
• M58: 19,270,001 km (0.1 R)
• M59: 19,436,803 km (0.119 R)
• M60: 19,603,903 km (0.08 R)
• M61: 19,981,937 km (0.116 R)
• M62: 20,023,974 km (0.096 R)
• M63: 20,108,347 km (0.065 R)
• M64: 21,777,261 km (0.11 R)
• M65: 22,299,507 km (0.072 R)
• M66: 22,958,336 km (0.106 R)
• M67: 23,623,449 km (0.063 R)
• M68: 23,712,609 km (0.082 R)
• M69: 23,891,229 km (0.106 R)
• M70: 24,249,964 km (0.07 R)
• M71: 24,384,902 km (0.11 R)
• M72: 24,565,167 km (0.111 R)
• M73: 24,881,866 km (0.108 R)
• M74: 25,245,389 km (0.081 R)
• M75: 25,748,187 km (0.047 R)
• M76: 25,931,744 km (0.097 R)
• M77: 26,069,823 km (0.088 R)
• M78: 26,161,975 km (0.102 R)
• M79: 26,531,631 km (0.08 R)
• M80: 26,996,133 km (0.066 R)
• M81: 27,042,807 km (0.088 R)
• M82: 27,182,681 km (0.095 R)
• M83: 27,650,922 km (0.112 R)
• M84: 27,697,896 km (0.089 R)
• M85: 29,742,749 km (0.038 R)
• M86: 29,887,261 km (0.082 R)
• M87: 29,935,432 km (0.097 R)
• M88: 30,128,562 km (0.062 R)
• M89: 31,100,201 km (0.064 R)
• M90: 31,198,038 km (0.093 R)
• M91: 31,393,712 km (0.088 R)
• M92: 31,491,848 km (0.096 R)
• M93: 32,924,846 km (0.069 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 12,474 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit