🌌 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: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.49 AU - 0.53 AU

Year: 130 Days

Day: 29.1 Hours

Environment

Temp: 217 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.54 AU - 0.82 AU

Year: 201 Days

Day: 17.1 Hours

Environment

Temp: 155 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.7 AU - 1.88 AU

Year: 858 Days

Day: 24.9 Hours

Environment

Temp: -48 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,044,806 km

• M1: 518,656 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.83 AU - 3.13 AU

Year: 1842 Days

Day: 18.8 Hours

Environment

Temp: -102 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.99 AU - 3.89 AU

Year: 2285 Days

Day: 30.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 170.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.3

Radius: 9.6

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.11 AU - 6.35 AU

Year: 4284 Days

Day: 8.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 82,044,806 km

• M1: 150,645 km (0.065 R)
• M2: 269,426 km (0.097 R)
• M3: 452,833 km (0.097 R)
• M4: 543,938 km (0.059 R)
• M5: 651,200 km (0.076 R)
• M6: 909,854 km (0.08 R)
• M7: 1,051,374 km (0.114 R)
• M8: 1,142,180 km (0.111 R)
• M9: 1,456,335 km (0.051 R)
• M10: 1,532,780 km (0.114 R)
• M11: 1,838,408 km (0.102 R)
• M12: 1,949,260 km (0.102 R)
• M13: 2,019,721 km (0.098 R)
• M14: 2,280,620 km (0.102 R)
• M15: 2,445,476 km (0.099 R)
• M16: 2,661,047 km (0.108 R)
• M17: 2,996,146 km (0.099 R)
• M18: 3,277,390 km (0.059 R)
• M19: 3,429,830 km (0.064 R)
• M20: 3,636,575 km (0.046 R)
• M21: 3,847,657 km (0.076 R)
• M22: 3,936,668 km (0.108 R)
• M23: 4,008,475 km (0.08 R)
• M24: 4,117,083 km (0.103 R)
• M25: 4,411,342 km (0.064 R)
• M26: 4,504,691 km (0.103 R)
• M27: 4,636,487 km (0.11 R)
• M28: 4,827,074 km (0.08 R)
• M29: 5,000,907 km (0.094 R)
• M30: 5,117,893 km (0.036 R)
• M31: 5,235,776 km (0.098 R)
• M32: 5,474,384 km (0.11 R)
• M33: 5,594,960 km (0.119 R)
• M34: 5,757,124 km (0.046 R)
• M35: 6,024,157 km (0.096 R)
• M36: 6,169,566 km (0.082 R)
• M37: 6,871,030 km (0.045 R)
• M38: 7,023,022 km (0.083 R)
• M39: 7,508,168 km (0.039 R)
• M40: 7,575,187 km (0.069 R)
• M41: 7,890,540 km (0.097 R)
• M42: 7,981,346 km (0.117 R)
• M43: 9,122,927 km (0.084 R)
• M44: 9,218,370 km (0.118 R)
• M45: 9,338,049 km (0.111 R)
• M46: 9,579,200 km (0.104 R)
• M47: 9,651,905 km (0.085 R)
• M48: 11,119,610 km (0.109 R)
• M49: 11,503,777 km (0.068 R)
• M50: 11,606,850 km (0.069 R)
• M51: 11,918,313 km (0.082 R)
• M52: 11,996,552 km (0.104 R)
• M53: 12,258,798 km (0.087 R)
• M54: 12,522,838 km (0.061 R)
• M55: 12,602,424 km (0.05 R)
• M56: 12,869,007 km (0.08 R)
• M57: 12,949,341 km (0.103 R)
• M58: 13,953,741 km (0.099 R)
• M59: 14,451,454 km (0.08 R)
• M60: 14,646,529 km (0.111 R)
• M61: 14,758,428 km (0.116 R)
• M62: 15,095,772 km (0.039 R)
• M63: 15,265,416 km (0.086 R)
• M64: 15,350,537 km (0.036 R)
• M65: 15,435,658 km (0.092 R)
• M66: 15,778,237 km (0.09 R)
• M67: 15,950,424 km (0.09 R)
• M68: 16,470,576 km (0.052 R)
• M69: 16,674,478 km (0.029 R)
• M70: 17,290,971 km (0.076 R)
• M71: 17,646,714 km (0.108 R)
• M72: 18,004,852 km (0.094 R)
• M73: 18,214,887 km (0.093 R)
• M74: 18,275,025 km (0.106 R)
• M75: 19,093,475 km (0.088 R)
• M76: 20,141,259 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.8

Radius: 14.9

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.5 AU - 6.54 AU

Year: 5290 Days

Day: 6.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 82,044,806 km

• M1: 185,950 km (0.033 R)
• M2: 296,353 km (0.064 R)
• M3: 515,664 km (0.111 R)
• M4: 693,985 km (0.062 R)
• M5: 792,270 km (0.116 R)
• M6: 928,404 km (0.088 R)
• M7: 1,096,552 km (0.106 R)
• M8: 1,325,288 km (0.106 R)
• M9: 1,426,565 km (0.11 R)
• M10: 1,651,112 km (0.08 R)
• M11: 1,802,954 km (0.118 R)
• M12: 2,003,115 km (0.116 R)
• M13: 2,165,878 km (0.114 R)
• M14: 2,379,653 km (0.071 R)
• M15: 2,600,609 km (0.105 R)
• M16: 2,894,868 km (0.097 R)
• M17: 3,217,401 km (0.085 R)
• M18: 3,879,222 km (0.104 R)
• M19: 4,046,622 km (0.052 R)
• M20: 4,505,140 km (0.111 R)
• M21: 4,602,827 km (0.079 R)
• M22: 4,721,010 km (0.057 R)
• M23: 5,162,922 km (0.075 R)
• M24: 5,555,616 km (0.097 R)
• M25: 5,745,007 km (0.069 R)
• M26: 5,851,072 km (0.104 R)
• M27: 6,173,605 km (0.119 R)
• M28: 6,701,835 km (0.111 R)
• M29: 6,813,734 km (0.096 R)
• M30: 7,084,806 km (0.107 R)
• M31: 7,290,652 km (0.077 R)
• M32: 7,661,206 km (0.114 R)
• M33: 7,801,828 km (0.104 R)
• M34: 7,919,711 km (0.081 R)
• M35: 8,542,188 km (0.057 R)
• M36: 8,736,815 km (0.11 R)
• M37: 9,130,706 km (0.117 R)
• M38: 9,430,051 km (0.06 R)
• M39: 9,935,991 km (0.112 R)
• M40: 10,243,864 km (0.085 R)
• M41: 10,347,236 km (0.103 R)
• M42: 10,450,907 km (0.063 R)
• M43: 10,842,854 km (0.109 R)
• M44: 11,001,128 km (0.045 R)
• M45: 11,160,001 km (0.085 R)
• M46: 12,156,921 km (0.115 R)
• M47: 12,293,803 km (0.091 R)
• M48: 12,403,758 km (0.055 R)
• M49: 12,818,892 km (0.086 R)
• M50: 13,042,092 km (0.06 R)
• M51: 13,577,652 km (0.093 R)
• M52: 14,120,244 km (0.1 R)
• M53: 14,350,924 km (0.113 R)
• M54: 14,670,166 km (0.076 R)
• M55: 14,903,688 km (0.12 R)
• M56: 15,050,443 km (0.048 R)
• M57: 15,256,589 km (0.082 R)
• M58: 16,030,309 km (0.118 R)
• M59: 16,482,544 km (0.038 R)
• M60: 16,634,236 km (0.076 R)
• M61: 16,847,413 km (0.041 R)
• M62: 17,092,155 km (0.099 R)
• M63: 17,214,975 km (0.111 R)
• M64: 18,208,006 km (0.043 R)
• M65: 18,522,161 km (0.11 R)
• M66: 20,152,329 km (0.092 R)
• M67: 20,575,242 km (0.026 R)
• M68: 20,836,889 km (0.079 R)
• M69: 21,529,078 km (0.12 R)
• M70: 21,628,561 km (0.083 R)
• M71: 22,128,367 km (0.114 R)
• M72: 22,463,766 km (0.117 R)
• M73: 22,564,744 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.7

Radius: 13.9

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 7.31 AU - 11.55 AU

Year: 10371 Days

Day: 14.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 82,044,806 km

• M1: 178,470 km (0.092 R)
• M2: 325,375 km (0.073 R)
• M3: 616,493 km (0.119 R)
• M4: 1,070,522 km (0.064 R)
• M5: 1,620,295 km (0.107 R)
• M6: 1,729,202 km (0.119 R)
• M7: 1,840,802 km (0.088 R)
• M8: 2,110,976 km (0.111 R)
• M9: 2,415,108 km (0.041 R)
• M10: 2,711,910 km (0.099 R)
• M11: 3,388,093 km (0.106 R)
• M12: 3,769,866 km (0.08 R)
• M13: 4,758,110 km (0.079 R)
• M14: 4,890,504 km (0.095 R)
• M15: 4,997,317 km (0.069 R)
• M16: 5,104,878 km (0.085 R)
• M17: 5,349,919 km (0.076 R)
• M18: 5,626,675 km (0.112 R)
• M19: 5,766,998 km (0.114 R)
• M20: 5,993,639 km (0.098 R)
• M21: 6,426,874 km (0.081 R)
• M22: 6,573,630 km (0.105 R)
• M23: 7,080,766 km (0.099 R)
• M24: 7,262,827 km (0.088 R)
• M25: 7,415,716 km (0.1 R)
• M26: 7,538,835 km (0.032 R)
• M27: 7,755,902 km (0.085 R)
• M28: 7,849,550 km (0.052 R)
• M29: 7,975,062 km (0.081 R)
• M30: 8,419,667 km (0.029 R)
• M31: 8,548,172 km (0.11 R)
• M32: 8,774,663 km (0.116 R)
• M33: 9,101,684 km (0.082 R)
• M34: 10,038,765 km (0.062 R)
• M35: 10,971,508 km (0.092 R)
• M36: 12,587,015 km (0.088 R)
• M37: 13,478,768 km (0.104 R)
• M38: 13,704,960 km (0.052 R)
• M39: 14,008,494 km (0.062 R)
• M40: 14,583,548 km (0.112 R)
• M41: 15,049,247 km (0.065 R)
• M42: 15,283,966 km (0.116 R)
• M43: 15,519,881 km (0.034 R)
• M44: 16,395,179 km (0.053 R)
• M45: 17,164,112 km (0.119 R)
• M46: 17,532,422 km (0.101 R)
• M47: 18,736,984 km (0.05 R)
• M48: 19,243,223 km (0.117 R)
• M49: 19,498,138 km (0.082 R)
• M50: 19,968,174 km (0.088 R)
• M51: 20,615,335 km (0.095 R)
• M52: 23,046,599 km (0.025 R)
• M53: 23,407,728 km (0.115 R)
• M54: 23,770,802 km (0.074 R)
• M55: 24,044,267 km (0.079 R)
• M56: 24,594,488 km (0.067 R)
• M57: 24,871,095 km (0.113 R)
• M58: 25,055,998 km (0.07 R)
• M59: 25,660,523 km (0.045 R)
• M60: 25,847,520 km (0.105 R)
• M61: 27,121,196 km (0.078 R)
• M62: 27,502,521 km (0.051 R)
• M63: 28,608,798 km (0.059 R)
• M64: 30,468,299 km (0.12 R)
• M65: 31,262,963 km (0.06 R)
• M66: 31,662,838 km (0.085 R)
• M67: 32,215,303 km (0.097 R)
• M68: 32,872,487 km (0.072 R)
• M69: 33,075,640 km (0.055 R)
• M70: 33,534,158 km (0.084 R)
• M71: 33,687,496 km (0.118 R)
• M72: 34,251,629 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69.1

Radius: 5.3

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.64 AU - 15.12 AU

Year: 16556 Days

Day: 16.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 82,044,806 km

• M1: 154,086 km (0.075 R)
• M2: 838,197 km (0.067 R)
• M3: 1,733,391 km (0.077 R)
• M4: 1,894,358 km (0.119 R)
• M5: 2,060,262 km (0.104 R)
• M6: 2,485,419 km (0.069 R)
• M7: 2,646,686 km (0.093 R)
• M8: 3,043,269 km (0.118 R)
• M9: 3,458,404 km (0.027 R)
• M10: 4,486,291 km (0.057 R)
• M11: 5,007,938 km (0.118 R)
• M12: 5,786,146 km (0.105 R)
• M13: 6,490,603 km (0.114 R)
• M14: 6,629,130 km (0.1 R)
• M15: 6,909,178 km (0.112 R)
• M16: 7,949,032 km (0.059 R)
• M17: 8,127,054 km (0.032 R)
• M18: 8,246,583 km (0.12 R)
• M19: 8,669,047 km (0.112 R)
• M20: 8,913,789 km (0.098 R)
• M21: 9,191,592 km (0.093 R)
• M22: 9,629,615 km (0.071 R)
• M23: 10,234,888 km (0.075 R)
• M24: 10,363,841 km (0.092 R)
• M25: 11,415,066 km (0.086 R)
• M26: 12,568,764 km (0.056 R)
• M27: 13,194,383 km (0.085 R)
• M28: 13,617,146 km (0.062 R)
• M29: 14,259,519 km (0.103 R)
• M30: 14,548,243 km (0.061 R)
• M31: 15,870,988 km (0.09 R)
• M32: 16,433,326 km (0.107 R)
• M33: 18,550,734 km (0.104 R)
• M34: 19,461,486 km (0.087 R)
• M35: 19,581,314 km (0.057 R)
• M36: 20,426,991 km (0.08 R)
• M37: 20,508,222 km (0.116 R)
• M38: 20,997,557 km (0.056 R)
• M39: 21,697,226 km (0.027 R)
• M40: 21,862,981 km (0.105 R)
• M41: 24,098,721 km (0.092 R)
• M42: 24,227,375 km (0.119 R)
• M43: 24,485,431 km (0.064 R)
• M44: 27,160,840 km (0.113 R)
• M45: 28,148,186 km (0.114 R)
• M46: 29,010,318 km (0.046 R)
• M47: 29,238,754 km (0.078 R)
• M48: 29,927,204 km (0.07 R)
• M49: 31,180,086 km (0.1 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.4

Radius: 7.2

Gravity: 16.94 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 13.4 AU - 15.6 AU

Year: 19775 Days

Day: 22.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 82,044,806 km

• M1: 255,364 km (0.117 R)
• M2: 745,147 km (0.103 R)
• M3: 1,033,422 km (0.106 R)
• M4: 1,117,945 km (0.088 R)
• M5: 1,874,910 km (0.1 R)
• M6: 2,603,901 km (0.091 R)
• M7: 4,382,619 km (0.053 R)
• M8: 4,708,593 km (0.105 R)
• M9: 6,089,232 km (0.047 R)
• M10: 6,192,454 km (0.076 R)
• M11: 6,558,071 km (0.104 R)
• M12: 7,365,002 km (0.093 R)
• M13: 7,807,962 km (0.029 R)
• M14: 9,425,863 km (0.11 R)
• M15: 9,846,233 km (0.052 R)
• M16: 9,967,407 km (0.062 R)
• M17: 10,829,539 km (0.04 R)
• M18: 11,587,552 km (0.114 R)
• M19: 11,715,608 km (0.07 R)
• M20: 13,962,119 km (0.086 R)
• M21: 14,786,104 km (0.113 R)
• M22: 17,205,102 km (0.053 R)
• M23: 17,351,109 km (0.06 R)
• M24: 17,791,824 km (0.058 R)
• M25: 17,939,627 km (0.104 R)
• M26: 18,609,377 km (0.074 R)
• M27: 20,050,154 km (0.111 R)
• M28: 20,667,395 km (0.115 R)
• M29: 21,447,847 km (0.119 R)
• M30: 21,605,074 km (0.047 R)
• M31: 22,636,402 km (0.051 R)
• M32: 23,764,968 km (0.058 R)
• M33: 24,500,242 km (0.1 R)
• M34: 25,159,968 km (0.072 R)
• M35: 25,242,846 km (0.118 R)
• M36: 25,825,529 km (0.074 R)
• M37: 26,834,716 km (0.058 R)
• M38: 27,258,976 km (0.1 R)
• M39: 27,942,489 km (0.088 R)
• M40: 29,588,215 km (0.102 R)
• M41: 30,378,690 km (0.108 R)
• M42: 33,883,619 km (0.117 R)
• M43: 34,434,139 km (0.108 R)
• M44: 35,916,504 km (0.12 R)
• M45: 36,103,352 km (0.09 R)
• M46: 36,477,795 km (0.078 R)
• M47: 37,230,721 km (0.101 R)
• M48: 37,703,750 km (0.104 R)
• M49: 38,178,873 km (0.079 R)
• M50: 39,616,209 km (0.1 R)
• M51: 41,854,043 km (0.026 R)
• M52: 41,952,329 km (0.098 R)
• M53: 42,149,050 km (0.087 R)
• M54: 42,543,390 km (0.061 R)
• M55: 42,642,125 km (0.091 R)
• M56: 44,432,961 km (0.116 R)
• M57: 45,741,494 km (0.088 R)
• M58: 45,944,049 km (0.055 R)
• M59: 46,146,754 km (0.086 R)
• M60: 46,248,182 km (0.098 R)
• M61: 46,553,062 km (0.078 R)
• M62: 47,164,917 km (0.098 R)
• M63: 47,267,093 km (0.103 R)
• M64: 48,190,560 km (0.079 R)
• M65: 49,016,341 km (0.093 R)
• M66: 50,263,688 km (0.092 R)
• M67: 50,577,095 km (0.086 R)
• M68: 50,786,532 km (0.111 R)
• M69: 51,100,987 km (0.089 R)
• M70: 53,854,186 km (0.105 R)
• M71: 55,033,466 km (0.059 R)
• M72: 56,112,965 km (0.092 R)
• M73: 56,546,649 km (0.064 R)
• M74: 56,764,014 km (0.058 R)
• M75: 57,090,437 km (0.038 R)
• M76: 58,073,445 km (0.081 R)
• M77: 58,512,215 km (0.075 R)
• M78: 61,167,577 km (0.09 R)
• M79: 62,397,571 km (0.113 R)
• M80: 62,622,117 km (0.106 R)
• M81: 62,846,963 km (0.112 R)
• M82: 64,541,458 km (0.086 R)
• M83: 64,655,003 km (0.1 R)
• M84: 65,793,742 km (0.116 R)
• M85: 65,908,035 km (0.077 R)
• M86: 66,480,097 km (0.094 R)
• M87: 68,553,523 km (0.114 R)
• M88: 69,947,626 km (0.101 R)
• M89: 71,585,723 km (0.093 R)
• M90: 72,645,474 km (0.103 R)
• M91: 75,855,844 km (0.061 R)
• M92: 76,815,963 km (0.071 R)
• M93: 77,418,095 km (0.064 R)
• M94: 79,112,141 km (0.119 R)
• M95: 79,355,238 km (0.073 R)
• M96: 79,842,029 km (0.102 R)
• M97: 80,207,796 km (0.112 R)

Kuiper Belt

Range: 30.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 17,633 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit