🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.49 AU - 0.61 AU

Year: 154 Days

Day: 35.2 Hours

Environment

Temp: 211 °C

Axial Tilt: 81.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.63 AU - 0.93 AU

Year: 260 Days

Day: 13.3 Hours

Environment

Temp: 85 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.9 AU - 1.02 AU

Year: 354 Days

Day: 32.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 17.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.41 AU - 3.79 AU

Year: 2056 Days

Day: 31 Hours

Environment

Temp: -110 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,978,276 km

• M1: 2,079,111 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.37 AU - 3.71 AU

Year: 2509 Days

Day: 31.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.9

Radius: 11.5

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 4.19 AU - 5.51 AU

Year: 4024 Days

Day: 10.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 68,978,276 km

• M1: 156,629 km (0.081 R)
• M2: 377,136 km (0.101 R)
• M3: 562,338 km (0.117 R)
• M4: 933,192 km (0.078 R)
• M5: 1,483,113 km (0.094 R)
• M6: 1,758,822 km (0.108 R)
• M7: 2,033,484 km (0.045 R)
• M8: 2,285,407 km (0.091 R)
• M9: 2,359,158 km (0.093 R)
• M10: 2,528,503 km (0.075 R)
• M11: 2,624,246 km (0.115 R)
• M12: 3,183,293 km (0.096 R)
• M13: 3,476,804 km (0.103 R)
• M14: 3,757,151 km (0.069 R)
• M15: 3,911,236 km (0.027 R)
• M16: 4,363,171 km (0.099 R)
• M17: 4,455,623 km (0.108 R)
• M18: 4,595,497 km (0.099 R)
• M19: 5,048,031 km (0.064 R)
• M20: 5,564,891 km (0.058 R)
• M21: 5,640,139 km (0.112 R)
• M22: 6,809,396 km (0.111 R)
• M23: 7,106,497 km (0.071 R)
• M24: 8,947,449 km (0.082 R)
• M25: 9,632,457 km (0.099 R)
• M26: 10,241,919 km (0.114 R)
• M27: 10,334,520 km (0.083 R)
• M28: 10,676,052 km (0.076 R)
• M29: 10,801,265 km (0.06 R)
• M30: 10,895,363 km (0.11 R)
• M31: 11,053,039 km (0.117 R)
• M32: 11,274,892 km (0.119 R)
• M33: 11,466,228 km (0.063 R)
• M34: 11,562,270 km (0.065 R)
• M35: 12,373,539 km (0.065 R)
• M36: 12,472,124 km (0.062 R)
• M37: 12,670,192 km (0.12 R)
• M38: 12,935,728 km (0.108 R)
• M39: 13,035,809 km (0.094 R)
• M40: 13,169,699 km (0.088 R)
• M41: 13,303,888 km (0.068 R)
• M42: 13,405,016 km (0.086 R)
• M43: 13,573,912 km (0.096 R)
• M44: 13,845,732 km (0.113 R)
• M45: 14,325,642 km (0.117 R)
• M46: 15,020,823 km (0.045 R)
• M47: 15,372,528 km (0.066 R)
• M48: 15,584,807 km (0.073 R)
• M49: 15,869,492 km (0.113 R)
• M50: 16,048,261 km (0.102 R)
• M51: 16,263,682 km (0.097 R)
• M52: 16,552,406 km (0.104 R)
• M53: 16,624,811 km (0.108 R)
• M54: 16,842,775 km (0.08 R)
• M55: 17,281,696 km (0.032 R)
• M56: 17,650,155 km (0.099 R)
• M57: 18,021,307 km (0.06 R)
• M58: 18,320,204 km (0.076 R)
• M59: 19,074,327 km (0.076 R)
• M60: 19,569,945 km (0.069 R)
• M61: 19,800,176 km (0.116 R)
• M62: 20,847,211 km (0.101 R)
• M63: 21,003,840 km (0.062 R)
• M64: 21,357,789 km (0.107 R)
• M65: 21,594,901 km (0.115 R)
• M66: 22,431,303 km (0.03 R)
• M67: 23,440,939 km (0.115 R)
• M68: 23,889,882 km (0.042 R)
• M69: 24,465,385 km (0.078 R)
• M70: 24,548,113 km (0.109 R)
• M71: 25,966,301 km (0.105 R)
• M72: 26,092,711 km (0.099 R)
• M73: 26,261,457 km (0.1 R)
• M74: 26,515,475 km (0.093 R)
• M75: 27,410,818 km (0.117 R)
• M76: 27,539,622 km (0.075 R)
• M77: 27,625,491 km (0.071 R)
• M78: 27,711,510 km (0.033 R)
• M79: 28,316,184 km (0.115 R)
• M80: 29,406,603 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.4

Radius: 10.1

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.98 AU - 6.74 AU

Year: 5344 Days

Day: 6.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 68,978,276 km

• M1: 305,479 km (0.056 R)
• M2: 396,584 km (0.102 R)
• M3: 735,423 km (0.073 R)
• M4: 830,418 km (0.101 R)
• M5: 929,751 km (0.065 R)
• M6: 1,007,093 km (0.044 R)
• M7: 1,253,032 km (0.078 R)
• M8: 1,398,142 km (0.056 R)
• M9: 1,657,694 km (0.073 R)
• M10: 1,834,070 km (0.058 R)
• M11: 1,916,349 km (0.085 R)
• M12: 1,983,069 km (0.085 R)
• M13: 2,240,527 km (0.068 R)
• M14: 2,364,394 km (0.074 R)
• M15: 2,527,007 km (0.072 R)
• M16: 2,730,909 km (0.09 R)
• M17: 2,921,048 km (0.108 R)
• M18: 3,135,272 km (0.051 R)
• M19: 3,354,732 km (0.108 R)
• M20: 3,978,705 km (0.052 R)
• M21: 4,151,191 km (0.091 R)
• M22: 4,370,352 km (0.033 R)
• M23: 4,728,938 km (0.113 R)
• M24: 4,797,305 km (0.102 R)
• M25: 4,981,160 km (0.036 R)
• M26: 5,715,237 km (0.109 R)
• M27: 5,885,779 km (0.068 R)
• M28: 6,281,764 km (0.085 R)
• M29: 6,482,973 km (0.101 R)
• M30: 6,559,119 km (0.034 R)
• M31: 6,686,426 km (0.113 R)
• M32: 7,204,334 km (0.095 R)
• M33: 7,494,554 km (0.095 R)
• M34: 7,978,054 km (0.082 R)
• M35: 8,223,545 km (0.107 R)
• M36: 8,527,079 km (0.109 R)
• M37: 8,722,005 km (0.057 R)
• M38: 8,946,850 km (0.061 R)
• M39: 9,031,523 km (0.058 R)
• M40: 9,201,915 km (0.1 R)
• M41: 9,287,485 km (0.078 R)
• M42: 9,545,840 km (0.093 R)
• M43: 9,661,479 km (0.072 R)
• M44: 9,864,783 km (0.038 R)
• M45: 10,275,878 km (0.089 R)
• M46: 10,722,577 km (0.1 R)
• M47: 10,812,635 km (0.071 R)
• M48: 11,389,185 km (0.1 R)
• M49: 11,758,542 km (0.087 R)
• M50: 13,017,708 km (0.101 R)
• M51: 13,274,717 km (0.082 R)
• M52: 13,565,834 km (0.092 R)
• M53: 13,793,672 km (0.119 R)
• M54: 14,022,856 km (0.058 R)
• M55: 14,352,420 km (0.107 R)
• M56: 14,684,527 km (0.055 R)
• M57: 15,153,816 km (0.112 R)
• M58: 15,458,098 km (0.071 R)
• M59: 15,662,149 km (0.114 R)
• M60: 16,038,388 km (0.119 R)
• M61: 16,591,002 km (0.08 R)
• M62: 16,974,571 km (0.041 R)
• M63: 17,079,738 km (0.075 R)
• M64: 17,679,476 km (0.039 R)
• M65: 18,178,684 km (0.107 R)
• M66: 18,574,072 km (0.097 R)
• M67: 18,682,530 km (0.077 R)
• M68: 19,556,780 km (0.106 R)
• M69: 19,814,388 km (0.065 R)
• M70: 20,518,994 km (0.084 R)
• M71: 20,631,042 km (0.103 R)
• M72: 20,968,236 km (0.114 R)
• M73: 21,043,484 km (0.099 R)
• M74: 21,383,071 km (0.089 R)
• M75: 21,610,310 km (0.109 R)
• M76: 21,991,037 km (0.072 R)
• M77: 22,182,223 km (0.09 R)
• M78: 22,643,283 km (0.056 R)
• M79: 23,263,067 km (0.118 R)
• M80: 23,731,608 km (0.094 R)
• M81: 25,315,550 km (0.075 R)
• M82: 25,556,103 km (0.08 R)
• M83: 25,918,280 km (0.051 R)
• M84: 26,525,797 km (0.083 R)
• M85: 26,892,611 km (0.108 R)
• M86: 27,589,886 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.5

Radius: 6.3

Gravity: 22.94 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 11.01 AU - 17.73 AU

Year: 20522 Days

Day: 24.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 68,978,276 km

• M1: 266,883 km (0.11 R)
• M2: 476,768 km (0.057 R)
• M3: 683,513 km (0.059 R)
• M4: 1,000,660 km (0.031 R)
• M5: 1,359,396 km (0.055 R)
• M6: 1,755,381 km (0.12 R)
• M7: 2,074,922 km (0.091 R)
• M8: 2,185,475 km (0.119 R)
• M9: 2,971,463 km (0.104 R)
• M10: 3,351,142 km (0.102 R)
• M11: 3,481,292 km (0.083 R)
• M12: 3,701,650 km (0.084 R)
• M13: 4,390,099 km (0.088 R)
• M14: 5,985,860 km (0.067 R)
• M15: 6,038,368 km (0.063 R)
• M16: 7,683,646 km (0.052 R)
• M17: 7,970,575 km (0.109 R)
• M18: 8,261,094 km (0.077 R)
• M19: 8,614,294 km (0.116 R)
• M20: 8,733,075 km (0.031 R)
• M21: 12,407,498 km (0.119 R)
• M22: 13,910,657 km (0.03 R)
• M23: 14,612,720 km (0.083 R)
• M24: 14,968,165 km (0.066 R)
• M25: 15,039,523 km (0.115 R)
• M26: 15,614,876 km (0.098 R)
• M27: 15,687,282 km (0.104 R)
• M28: 17,234,123 km (0.044 R)
• M29: 18,215,635 km (0.054 R)
• M30: 18,598,007 km (0.107 R)
• M31: 18,674,901 km (0.066 R)
• M32: 19,215,398 km (0.111 R)
• M33: 19,604,502 km (0.115 R)
• M34: 19,839,370 km (0.118 R)
• M35: 20,232,663 km (0.101 R)
• M36: 24,305,465 km (0.107 R)
• M37: 24,726,434 km (0.072 R)
• M38: 24,895,330 km (0.107 R)
• M39: 24,980,002 km (0.079 R)
• M40: 26,089,270 km (0.108 R)
• M41: 26,261,308 km (0.081 R)
• M42: 27,040,264 km (0.038 R)
• M43: 27,826,850 km (0.084 R)
• M44: 28,178,704 km (0.061 R)
• M45: 28,532,203 km (0.105 R)
• M46: 28,976,060 km (0.118 R)
• M47: 30,956,287 km (0.096 R)
• M48: 31,870,630 km (0.116 R)
• M49: 33,632,294 km (0.119 R)
• M50: 34,289,328 km (0.103 R)
• M51: 34,855,855 km (0.098 R)
• M52: 36,189,670 km (0.054 R)
• M53: 36,381,604 km (0.102 R)
• M54: 36,477,646 km (0.089 R)
• M55: 40,688,377 km (0.089 R)
• M56: 40,788,009 km (0.086 R)
• M57: 40,887,940 km (0.116 R)
• M58: 44,535,137 km (0.057 R)
• M59: 47,023,847 km (0.097 R)
• M60: 47,443,020 km (0.062 R)
• M61: 47,653,055 km (0.029 R)
• M62: 47,863,390 km (0.075 R)
• M63: 48,074,024 km (0.071 R)
• M64: 48,496,189 km (0.06 R)
• M65: 49,450,773 km (0.094 R)
• M66: 50,304,528 km (0.077 R)
• M67: 51,055,509 km (0.081 R)
• M68: 51,702,071 km (0.072 R)
• M69: 53,003,573 km (0.094 R)
• M70: 53,221,387 km (0.111 R)
• M71: 53,658,213 km (0.109 R)
• M72: 54,645,409 km (0.092 R)
• M73: 56,415,003 km (0.032 R)
• M74: 56,748,905 km (0.049 R)
• M75: 57,083,556 km (0.085 R)
• M76: 58,766,083 km (0.115 R)
• M77: 58,991,676 km (0.072 R)
• M78: 60,123,833 km (0.089 R)
• M79: 64,956,891 km (0.118 R)
• M80: 66,948,189 km (0.031 R)
• M81: 68,484,559 km (0.116 R)
• M82: 69,197,393 km (0.048 R)
• M83: 69,554,932 km (0.041 R)
• M84: 70,391,184 km (0.076 R)
• M85: 70,511,012 km (0.089 R)
• M86: 70,750,667 km (0.065 R)
• M87: 71,832,709 km (0.103 R)
• M88: 72,194,586 km (0.031 R)
• M89: 73,162,484 km (0.106 R)
• M90: 73,769,702 km (0.105 R)
• M91: 74,622,559 km (0.047 R)
• M92: 77,324,147 km (0.051 R)
• M93: 79,184,547 km (0.115 R)
• M94: 82,191,464 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.7

Radius: 3

Gravity: 49.3 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 12.58 AU - 17.02 AU

Year: 21450 Days

Day: 17.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 68,978,276 km

• M1: 116,836 km (0.096 R)
• M2: 139,425 km (0.064 R)
• M3: 1,453,343 km (0.051 R)
• M4: 1,806,394 km (0.085 R)
• M5: 1,898,696 km (0.074 R)
• M6: 2,217,340 km (0.085 R)
• M7: 2,382,944 km (0.111 R)
• M8: 2,760,978 km (0.096 R)
• M9: 3,533,203 km (0.063 R)
• M10: 3,804,573 km (0.07 R)
• M11: 4,574,254 km (0.103 R)
• M12: 4,784,589 km (0.03 R)
• M13: 5,837,309 km (0.116 R)
• M14: 6,019,519 km (0.047 R)
• M15: 6,342,800 km (0.032 R)
• M16: 7,297,235 km (0.102 R)
• M17: 8,551,762 km (0.108 R)
• M18: 8,603,224 km (0.068 R)
• M19: 9,071,914 km (0.109 R)
• M20: 9,124,423 km (0.103 R)
• M21: 9,177,081 km (0.071 R)
• M22: 9,979,375 km (0.076 R)
• M23: 10,251,792 km (0.083 R)
• M24: 10,416,350 km (0.079 R)
• M25: 10,859,609 km (0.101 R)
• M26: 10,971,358 km (0.092 R)
• M27: 11,083,407 km (0.113 R)
• M28: 11,821,673 km (0.102 R)
• M29: 12,575,496 km (0.051 R)
• M30: 13,825,835 km (0.118 R)
• M31: 14,312,477 km (0.117 R)
• M32: 14,619,452 km (0.076 R)
• M33: 15,052,837 km (0.078 R)
• M34: 15,427,729 km (0.097 R)
• M35: 17,152,144 km (0.088 R)
• M36: 17,740,363 km (0.071 R)
• M37: 18,802,358 km (0.108 R)
• M38: 19,205,973 km (0.05 R)
• M39: 19,341,060 km (0.038 R)
• M40: 19,612,430 km (0.078 R)
• M41: 19,748,415 km (0.087 R)
• M42: 20,021,581 km (0.118 R)
• M43: 22,109,518 km (0.076 R)
• M44: 22,251,187 km (0.032 R)
• M45: 22,606,632 km (0.093 R)
• M46: 23,035,529 km (0.079 R)
• M47: 23,251,099 km (0.092 R)
• M48: 23,756,441 km (0.032 R)
• M49: 24,338,526 km (0.106 R)
• M50: 25,146,504 km (0.085 R)
• M51: 25,220,406 km (0.037 R)
• M52: 25,963,159 km (0.102 R)
• M53: 26,637,846 km (0.025 R)
• M54: 26,713,243 km (0.083 R)
• M55: 26,864,038 km (0.116 R)
• M56: 28,157,760 km (0.045 R)
• M57: 30,253,626 km (0.116 R)
• M58: 31,758,282 km (0.098 R)
• M59: 32,078,122 km (0.032 R)
• M60: 33,856,541 km (0.058 R)
• M61: 34,429,052 km (0.105 R)
• M62: 34,593,161 km (0.113 R)
• M63: 34,757,569 km (0.081 R)
• M64: 35,252,439 km (0.079 R)
• M65: 36,332,536 km (0.105 R)
• M66: 36,499,636 km (0.091 R)
• M67: 38,780,705 km (0.089 R)
• M68: 39,465,414 km (0.101 R)
• M69: 39,981,527 km (0.11 R)
• M70: 41,020,634 km (0.081 R)
• M71: 42,507,637 km (0.066 R)
• M72: 42,948,352 km (0.106 R)
• M73: 43,390,563 km (0.099 R)
• M74: 44,995,000 km (0.069 R)
• M75: 45,985,039 km (0.111 R)
• M76: 47,986,509 km (0.095 R)
• M77: 49,552,499 km (0.086 R)
• M78: 51,135,245 km (0.093 R)
• M79: 51,322,542 km (0.118 R)
• M80: 55,115,745 km (0.073 R)
• M81: 61,170,869 km (0.11 R)
• M82: 61,369,684 km (0.065 R)
• M83: 61,867,695 km (0.1 R)
• M84: 63,168,598 km (0.112 R)
• M85: 63,470,188 km (0.115 R)
• M86: 63,671,397 km (0.073 R)
• M87: 63,872,905 km (0.111 R)
• M88: 64,782,161 km (0.074 R)
• M89: 65,187,721 km (0.103 R)
• M90: 66,307,162 km (0.044 R)
• M91: 66,818,039 km (0.096 R)
• M92: 67,330,262 km (0.075 R)
• M93: 68,461,820 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 19,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit