🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.42 AU - 0.6 AU

Year: 138 Days

Day: 20.8 Hours

Environment

Temp: 191 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,702,220 km

• M1: 100,829 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.63 AU - 0.71 AU

Year: 208 Days

Day: 33.5 Hours

Environment

Temp: 163 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.36 AU - 1.5 AU

Year: 648 Days

Day: 33.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.43 AU - 2.33 AU

Year: 976 Days

Day: 43.2 Hours

Environment

Temp: -79 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.14 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.2

Radius: 14.8

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.4 AU - 4.4 AU

Year: 3496 Days

Day: 6.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 60,702,220 km

• M1: 186,249 km (0.076 R)
• M2: 419,024 km (0.029 R)
• M3: 516,861 km (0.104 R)
• M4: 625,319 km (0.08 R)
• M5: 723,156 km (0.049 R)
• M6: 838,047 km (0.102 R)
• M7: 1,300,604 km (0.066 R)
• M8: 1,595,760 km (0.057 R)
• M9: 1,809,835 km (0.084 R)
• M10: 2,064,301 km (0.059 R)
• M11: 2,188,168 km (0.089 R)
• M12: 2,282,864 km (0.099 R)
• M13: 2,427,525 km (0.064 R)
• M14: 2,558,872 km (0.111 R)
• M15: 2,675,857 km (0.108 R)
• M16: 2,846,099 km (0.086 R)
• M17: 3,251,510 km (0.1 R)
• M18: 3,397,068 km (0.066 R)
• M19: 3,563,421 km (0.055 R)
• M20: 3,904,355 km (0.107 R)
• M21: 4,117,981 km (0.12 R)
• M22: 4,375,588 km (0.084 R)
• M23: 4,618,086 km (0.036 R)
• M24: 5,074,509 km (0.055 R)
• M25: 5,180,275 km (0.119 R)
• M26: 5,874,858 km (0.113 R)
• M27: 6,053,029 km (0.072 R)
• M28: 6,278,473 km (0.118 R)
• M29: 6,483,871 km (0.051 R)
• M30: 6,761,076 km (0.043 R)
• M31: 6,948,073 km (0.03 R)
• M32: 7,089,443 km (0.101 R)
• M33: 7,255,646 km (0.07 R)
• M34: 7,543,622 km (0.109 R)
• M35: 8,230,276 km (0.12 R)
• M36: 8,380,024 km (0.112 R)
• M37: 8,962,558 km (0.086 R)
• M38: 9,142,524 km (0.104 R)
• M39: 9,375,598 km (0.077 R)
• M40: 9,768,591 km (0.118 R)
• M41: 10,435,648 km (0.117 R)
• M42: 10,788,250 km (0.052 R)
• M43: 10,979,885 km (0.118 R)
• M44: 11,898,117 km (0.072 R)
• M45: 12,011,213 km (0.034 R)
• M46: 12,152,882 km (0.037 R)
• M47: 12,266,726 km (0.066 R)
• M48: 12,466,739 km (0.115 R)
• M49: 12,841,182 km (0.078 R)
• M50: 13,131,701 km (0.107 R)
• M51: 13,719,172 km (0.107 R)
• M52: 14,165,572 km (0.105 R)
• M53: 14,375,607 km (0.117 R)
• M54: 14,496,034 km (0.109 R)
• M55: 14,646,978 km (0.065 R)
• M56: 15,164,437 km (0.076 R)
• M57: 15,502,379 km (0.104 R)
• M58: 15,625,946 km (0.116 R)
• M59: 15,811,897 km (0.119 R)
• M60: 16,847,563 km (0.11 R)
• M61: 17,133,893 km (0.047 R)
• M62: 17,421,869 km (0.118 R)
• M63: 17,905,220 km (0.109 R)
• M64: 18,164,921 km (0.103 R)
• M65: 18,984,419 km (0.092 R)
• M66: 20,151,880 km (0.061 R)
• M67: 21,102,575 km (0.091 R)
• M68: 21,859,839 km (0.089 R)
• M69: 22,276,769 km (0.04 R)
• M70: 23,259,627 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.4

Radius: 12.1

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.79 AU - 5.45 AU

Year: 4388 Days

Day: 10.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 60,702,220 km

• M1: 212,279 km (0.104 R)
• M2: 310,416 km (0.035 R)
• M3: 475,871 km (0.099 R)
• M4: 665,711 km (0.071 R)
• M5: 771,027 km (0.113 R)
• M6: 870,510 km (0.106 R)
• M7: 987,496 km (0.063 R)
• M8: 1,077,404 km (0.104 R)
• M9: 1,210,995 km (0.118 R)
• M10: 1,300,903 km (0.109 R)
• M11: 1,436,738 km (0.092 R)
• M12: 1,770,042 km (0.107 R)
• M13: 1,849,329 km (0.086 R)
• M14: 2,144,934 km (0.106 R)
• M15: 2,367,985 km (0.11 R)
• M16: 2,491,253 km (0.093 R)
• M17: 2,653,118 km (0.078 R)
• M18: 2,753,798 km (0.07 R)
• M19: 2,958,896 km (0.106 R)
• M20: 3,073,039 km (0.075 R)
• M21: 3,305,814 km (0.088 R)
• M22: 4,049,016 km (0.105 R)
• M23: 4,133,688 km (0.107 R)
• M24: 4,240,202 km (0.086 R)
• M25: 4,315,450 km (0.093 R)
• M26: 4,456,221 km (0.099 R)
• M27: 4,576,648 km (0.115 R)
• M28: 4,764,842 km (0.071 R)
• M29: 4,854,301 km (0.073 R)
• M30: 5,023,496 km (0.12 R)
• M31: 5,114,602 km (0.085 R)
• M32: 5,194,786 km (0.08 R)
• M33: 5,543,050 km (0.099 R)
• M34: 5,791,532 km (0.095 R)
• M35: 5,935,146 km (0.111 R)
• M36: 6,067,839 km (0.107 R)
• M37: 6,509,003 km (0.049 R)
• M38: 6,897,359 km (0.109 R)
• M39: 7,151,975 km (0.104 R)
• M40: 7,332,091 km (0.059 R)
• M41: 7,448,628 km (0.104 R)
• M42: 7,552,748 km (0.114 R)
• M43: 7,881,265 km (0.07 R)
• M44: 8,027,422 km (0.05 R)
• M45: 8,214,569 km (0.09 R)
• M46: 8,593,350 km (0.092 R)
• M47: 8,784,985 km (0.082 R)
• M48: 8,936,528 km (0.117 R)
• M49: 9,382,180 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.5

Radius: 11.5

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.33 AU - 8.99 AU

Year: 8030 Days

Day: 7.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 60,702,220 km

• M1: 153,338 km (0.039 R)
• M2: 399,726 km (0.114 R)
• M3: 806,033 km (0.069 R)
• M4: 917,783 km (0.082 R)
• M5: 1,139,936 km (0.107 R)
• M6: 1,361,041 km (0.049 R)
• M7: 2,062,506 km (0.084 R)
• M8: 2,334,325 km (0.099 R)
• M9: 2,522,071 km (0.102 R)
• M10: 2,714,902 km (0.114 R)
• M11: 3,507,771 km (0.114 R)
• M12: 3,669,337 km (0.067 R)
• M13: 4,311,261 km (0.085 R)
• M14: 5,139,584 km (0.116 R)
• M15: 5,792,878 km (0.06 R)
• M16: 6,210,406 km (0.072 R)
• M17: 6,838,418 km (0.098 R)
• M18: 7,314,139 km (0.046 R)
• M19: 7,451,919 km (0.116 R)
• M20: 7,625,602 km (0.096 R)
• M21: 7,800,482 km (0.085 R)
• M22: 8,804,882 km (0.055 R)
• M23: 9,173,341 km (0.045 R)
• M24: 9,697,981 km (0.12 R)
• M25: 9,849,524 km (0.086 R)
• M26: 10,001,964 km (0.111 R)
• M27: 10,309,388 km (0.089 R)
• M28: 10,776,133 km (0.1 R)
• M29: 10,933,211 km (0.077 R)
• M30: 12,422,607 km (0.116 R)
• M31: 12,504,886 km (0.068 R)
• M32: 12,794,507 km (0.044 R)
• M33: 13,761,508 km (0.088 R)
• M34: 13,889,414 km (0.113 R)
• M35: 14,189,358 km (0.104 R)
• M36: 15,321,964 km (0.066 R)
• M37: 15,454,507 km (0.05 R)
• M38: 15,854,532 km (0.111 R)
• M39: 16,393,234 km (0.118 R)
• M40: 16,619,426 km (0.112 R)
• M41: 16,846,665 km (0.097 R)
• M42: 17,074,951 km (0.047 R)
• M43: 17,304,285 km (0.047 R)
• M44: 18,184,968 km (0.07 R)
• M45: 18,654,406 km (0.113 R)
• M46: 19,175,455 km (0.041 R)
• M47: 20,231,766 km (0.086 R)
• M48: 20,620,570 km (0.07 R)
• M49: 21,110,055 km (0.114 R)
• M50: 21,702,462 km (0.106 R)
• M51: 21,851,462 km (0.118 R)
• M52: 22,200,474 km (0.036 R)
• M53: 22,601,396 km (0.084 R)
• M54: 23,818,973 km (0.117 R)
• M55: 24,849,702 km (0.117 R)
• M56: 25,318,392 km (0.072 R)
• M57: 27,812,638 km (0.098 R)
• M58: 28,462,042 km (0.1 R)
• M59: 29,996,467 km (0.068 R)
• M60: 30,162,521 km (0.09 R)
• M61: 30,773,778 km (0.095 R)
• M62: 30,885,378 km (0.114 R)
• M63: 31,389,224 km (0.083 R)
• M64: 32,065,256 km (0.068 R)
• M65: 32,348,296 km (0.095 R)
• M66: 32,802,923 km (0.115 R)
• M67: 33,718,612 km (0.048 R)
• M68: 33,833,653 km (0.085 R)
• M69: 34,526,740 km (0.112 R)
• M70: 34,642,678 km (0.095 R)
• M71: 35,341,151 km (0.066 R)
• M72: 35,809,392 km (0.048 R)
• M73: 36,515,643 km (0.038 R)
• M74: 36,870,490 km (0.119 R)
• M75: 37,048,361 km (0.052 R)
• M76: 38,722,212 km (0.06 R)
• M77: 38,842,638 km (0.105 R)
• M78: 39,265,402 km (0.083 R)
• M79: 39,507,601 km (0.098 R)
• M80: 39,871,872 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.2

Radius: 13.7

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 7.46 AU - 11.62 AU

Year: 11160 Days

Day: 10.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 60,702,220 km

• M1: 176,226 km (0.118 R)
• M2: 270,473 km (0.103 R)
• M3: 577,747 km (0.061 R)
• M4: 853,755 km (0.084 R)
• M5: 1,125,425 km (0.111 R)
• M6: 1,288,935 km (0.026 R)
• M7: 1,549,834 km (0.086 R)
• M8: 1,771,239 km (0.11 R)
• M9: 1,963,921 km (0.115 R)
• M10: 2,123,392 km (0.045 R)
• M11: 2,287,202 km (0.057 R)
• M12: 2,455,350 km (0.034 R)
• M13: 2,984,926 km (0.1 R)
• M14: 3,405,446 km (0.061 R)
• M15: 3,647,495 km (0.097 R)
• M16: 4,174,080 km (0.096 R)
• M17: 4,381,123 km (0.064 R)
• M18: 4,565,129 km (0.109 R)
• M19: 5,327,031 km (0.093 R)
• M20: 5,924,375 km (0.072 R)
• M21: 6,364,193 km (0.116 R)
• M22: 6,754,045 km (0.106 R)
• M23: 6,845,150 km (0.046 R)
• M24: 6,997,889 km (0.089 R)
• M25: 7,275,692 km (0.033 R)
• M26: 7,715,061 km (0.057 R)
• M27: 7,810,355 km (0.051 R)
• M28: 8,619,979 km (0.054 R)
• M29: 8,884,618 km (0.04 R)
• M30: 9,490,190 km (0.103 R)
• M31: 10,004,956 km (0.112 R)
• M32: 10,458,537 km (0.038 R)
• M33: 10,599,458 km (0.103 R)
• M34: 11,205,479 km (0.111 R)
• M35: 11,713,214 km (0.072 R)
• M36: 11,822,869 km (0.098 R)
• M37: 12,600,778 km (0.065 R)
• M38: 14,519,072 km (0.12 R)
• M39: 14,834,424 km (0.115 R)
• M40: 15,231,906 km (0.118 R)
• M41: 16,077,732 km (0.09 R)
• M42: 17,187,898 km (0.098 R)
• M43: 18,450,205 km (0.054 R)
• M44: 18,791,886 km (0.06 R)
• M45: 19,049,494 km (0.095 R)
• M46: 19,524,916 km (0.103 R)
• M47: 20,796,946 km (0.053 R)
• M48: 20,974,369 km (0.093 R)
• M49: 21,510,079 km (0.082 R)
• M50: 21,689,746 km (0.051 R)
• M51: 22,050,427 km (0.075 R)
• M52: 22,914,953 km (0.07 R)
• M53: 23,236,140 km (0.084 R)
• M54: 23,558,972 km (0.102 R)
• M55: 24,630,093 km (0.037 R)
• M56: 24,771,014 km (0.048 R)
• M57: 25,812,365 km (0.109 R)
• M58: 26,003,251 km (0.068 R)
• M59: 27,158,446 km (0.11 R)
• M60: 27,255,535 km (0.083 R)
• M61: 27,742,327 km (0.082 R)
• M62: 27,840,014 km (0.1 R)
• M63: 28,182,892 km (0.073 R)
• M64: 28,478,049 km (0.099 R)
• M65: 28,625,852 km (0.11 R)
• M66: 28,972,021 km (0.114 R)
• M67: 29,071,205 km (0.107 R)
• M68: 29,170,388 km (0.088 R)
• M69: 29,468,836 km (0.053 R)
• M70: 29,768,331 km (0.117 R)
• M71: 31,128,475 km (0.098 R)
• M72: 31,280,765 km (0.111 R)
• M73: 31,382,492 km (0.084 R)
• M74: 31,637,406 km (0.12 R)
• M75: 33,232,419 km (0.087 R)
• M76: 34,013,619 km (0.093 R)
• M77: 34,380,134 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.6

Radius: 5

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 16.64 AU - 17.7 AU

Year: 26947 Days

Day: 21.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 60,702,220 km

• M1: 162,613 km (0.081 R)
• M2: 316,399 km (0.111 R)
• M3: 361,728 km (0.118 R)
• M4: 476,320 km (0.062 R)
• M5: 529,277 km (0.064 R)
• M6: 565,630 km (0.027 R)
• M7: 680,072 km (0.113 R)
• M8: 781,200 km (0.097 R)
• M9: 823,087 km (0.059 R)
• M10: 1,512,135 km (0.112 R)
• M11: 1,645,128 km (0.06 R)
• M12: 1,726,808 km (0.116 R)
• M13: 2,304,705 km (0.113 R)
• M14: 2,646,237 km (0.103 R)
• M15: 2,742,129 km (0.079 R)
• M16: 3,272,753 km (0.03 R)
• M17: 3,585,113 km (0.082 R)
• M18: 4,539,547 km (0.088 R)
• M19: 5,084,383 km (0.054 R)
• M20: 5,324,039 km (0.079 R)
• M21: 5,690,703 km (0.115 R)
• M22: 5,731,842 km (0.104 R)
• M23: 5,897,746 km (0.086 R)
• M24: 6,065,296 km (0.119 R)
• M25: 6,838,418 km (0.083 R)
• M26: 7,551,401 km (0.07 R)
• M27: 7,733,312 km (0.096 R)
• M28: 7,824,866 km (0.072 R)
• M29: 8,194,373 km (0.054 R)
• M30: 10,276,476 km (0.114 R)
• M31: 10,377,155 km (0.051 R)
• M32: 10,528,698 km (0.095 R)
• M33: 10,782,865 km (0.113 R)
• M34: 12,296,945 km (0.098 R)
• M35: 12,618,431 km (0.105 R)
• M36: 12,834,301 km (0.092 R)
• M37: 14,888,130 km (0.086 R)
• M38: 15,173,562 km (0.091 R)
• M39: 15,288,154 km (0.064 R)
• M40: 15,575,981 km (0.054 R)
• M41: 15,633,725 km (0.109 R)
• M42: 16,332,647 km (0.107 R)
• M43: 16,508,873 km (0.12 R)
• M44: 17,520,005 km (0.098 R)
• M45: 17,760,708 km (0.064 R)
• M46: 19,726,274 km (0.109 R)
• M47: 19,976,701 km (0.113 R)
• M48: 20,925,451 km (0.103 R)
• M49: 21,953,488 km (0.06 R)
• M50: 22,343,190 km (0.096 R)
• M51: 22,932,157 km (0.059 R)
• M52: 23,459,938 km (0.071 R)
• M53: 24,460,149 km (0.033 R)
• M54: 25,815,506 km (0.105 R)
• M55: 26,847,731 km (0.094 R)
• M56: 27,125,385 km (0.079 R)
• M57: 27,334,224 km (0.041 R)
• M58: 28,881,664 km (0.071 R)
• M59: 29,023,632 km (0.088 R)
• M60: 29,952,934 km (0.044 R)
• M61: 31,328,487 km (0.118 R)
• M62: 31,693,805 km (0.097 R)
• M63: 32,355,177 km (0.103 R)
• M64: 33,915,782 km (0.095 R)
• M65: 34,065,679 km (0.106 R)
• M66: 35,121,092 km (0.086 R)
• M67: 35,348,630 km (0.084 R)
• M68: 37,264,082 km (0.059 R)
• M69: 38,195,478 km (0.107 R)
• M70: 38,273,418 km (0.085 R)
• M71: 38,585,779 km (0.115 R)
• M72: 39,134,354 km (0.09 R)
• M73: 41,675,124 km (0.103 R)
• M74: 41,835,793 km (0.111 R)
• M75: 42,722,459 km (0.077 R)
• M76: 42,884,474 km (0.114 R)
• M77: 43,208,802 km (0.091 R)
• M78: 44,514,642 km (0.1 R)
• M79: 45,998,952 km (0.076 R)
• M80: 47,751,192 km (0.066 R)
• M81: 47,919,340 km (0.055 R)
• M82: 48,508,905 km (0.072 R)
• M83: 49,610,244 km (0.111 R)
• M84: 54,009,768 km (0.054 R)
• M85: 55,151,050 km (0.059 R)
• M86: 55,857,302 km (0.049 R)
• M87: 56,300,261 km (0.097 R)
• M88: 56,566,545 km (0.107 R)
• M89: 57,011,300 km (0.098 R)
• M90: 57,725,480 km (0.091 R)
• M91: 58,173,226 km (0.051 R)
• M92: 58,442,503 km (0.049 R)
• M93: 58,802,136 km (0.079 R)
• M94: 59,433,289 km (0.051 R)
• M95: 59,794,867 km (0.11 R)
• M96: 59,976,030 km (0.06 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 12,694 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit