🌌 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: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.53 AU - 0.55 AU

Year: 252 Days

Day: 43.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.51 AU - 0.83 AU

Year: 349 Days

Day: 22.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.2

Radius: 14.6

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.57 AU - 0.87 AU

Year: 388 Days

Day: 8.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 40,381,892 km

• M1: 254,017 km (0.086 R)
• M2: 448,494 km (0.083 R)
• M3: 601,683 km (0.062 R)
• M4: 693,685 km (0.044 R)
• M5: 957,426 km (0.066 R)
• M6: 1,069,176 km (0.101 R)
• M7: 1,172,249 km (0.109 R)
• M8: 1,297,762 km (0.114 R)
• M9: 1,389,166 km (0.111 R)
• M10: 1,558,361 km (0.118 R)
• M11: 1,666,520 km (0.072 R)
• M12: 1,809,685 km (0.073 R)
• M13: 1,990,250 km (0.111 R)
• M14: 2,154,209 km (0.114 R)
• M15: 2,471,955 km (0.036 R)
• M16: 2,562,911 km (0.096 R)
• M17: 2,717,146 km (0.066 R)
• M18: 2,855,524 km (0.115 R)
• M19: 2,957,700 km (0.114 R)
• M20: 3,080,669 km (0.118 R)
• M21: 3,285,169 km (0.113 R)
• M22: 3,562,673 km (0.062 R)
• M23: 3,686,840 km (0.095 R)
• M24: 3,890,293 km (0.074 R)
• M25: 4,018,348 km (0.1 R)
• M26: 4,198,763 km (0.105 R)
• M27: 4,337,590 km (0.099 R)
• M28: 4,552,562 km (0.118 R)
• M29: 4,718,018 km (0.088 R)
• M30: 4,809,272 km (0.099 R)
• M31: 4,900,976 km (0.088 R)
• M32: 5,031,874 km (0.109 R)
• M33: 5,179,677 km (0.118 R)
• M34: 5,479,770 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.6

Radius: 9.8

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.02 AU - 1.28 AU

Year: 784 Days

Day: 13.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 40,381,892 km

• M1: 125,213 km (0.113 R)
• M2: 211,232 km (0.11 R)
• M3: 273,315 km (0.044 R)
• M4: 345,571 km (0.066 R)
• M5: 431,141 km (0.102 R)
• M6: 627,862 km (0.112 R)
• M7: 720,763 km (0.071 R)
• M8: 946,207 km (0.074 R)
• M9: 1,009,486 km (0.05 R)
• M10: 1,133,802 km (0.107 R)
• M11: 1,208,302 km (0.093 R)
• M12: 1,333,815 km (0.104 R)
• M13: 1,441,974 km (0.06 R)
• M14: 1,560,605 km (0.117 R)
• M15: 1,659,340 km (0.117 R)
• M16: 1,752,539 km (0.117 R)
• M17: 2,176,799 km (0.069 R)
• M18: 2,313,681 km (0.093 R)
• M19: 2,383,393 km (0.074 R)
• M20: 2,542,565 km (0.091 R)
• M21: 2,696,053 km (0.083 R)
• M22: 2,797,181 km (0.083 R)
• M23: 2,918,206 km (0.084 R)
• M24: 3,146,492 km (0.071 R)
• M25: 3,214,110 km (0.101 R)
• M26: 3,549,957 km (0.115 R)
• M27: 3,671,132 km (0.078 R)
• M28: 3,907,347 km (0.104 R)
• M29: 4,064,125 km (0.077 R)
• M30: 4,265,783 km (0.098 R)
• M31: 4,340,881 km (0.051 R)
• M32: 4,557,948 km (0.116 R)
• M33: 4,712,034 km (0.073 R)
• M34: 4,800,895 km (0.095 R)
• M35: 4,923,864 km (0.081 R)
• M36: 5,025,441 km (0.06 R)
• M37: 5,104,878 km (0.102 R)
• M38: 5,403,475 km (0.085 R)
• M39: 5,484,856 km (0.108 R)
• M40: 5,555,018 km (0.103 R)
• M41: 5,874,260 km (0.104 R)
• M42: 6,066,194 km (0.093 R)
• M43: 6,407,277 km (0.094 R)
• M44: 6,654,712 km (0.095 R)
• M45: 6,854,874 km (0.096 R)
• M46: 6,943,136 km (0.053 R)
• M47: 7,082,562 km (0.05 R)
• M48: 7,222,884 km (0.084 R)
• M49: 7,428,731 km (0.086 R)
• M50: 7,558,432 km (0.12 R)
• M51: 8,150,990 km (0.082 R)
• M52: 8,324,972 km (0.105 R)
• M53: 8,992,029 km (0.035 R)
• M54: 9,297,059 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.7

Radius: 9.2

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.09 AU - 1.29 AU

Year: 825 Days

Day: 14.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 40,381,892 km

• M1: 115,041 km (0.054 R)
• M2: 173,085 km (0.073 R)
• M3: 241,601 km (0.117 R)
• M4: 346,169 km (0.074 R)
• M5: 415,284 km (0.098 R)
• M6: 502,499 km (0.113 R)
• M7: 574,755 km (0.108 R)
• M8: 641,924 km (0.109 R)
• M9: 829,969 km (0.115 R)
• M10: 997,818 km (0.11 R)
• M11: 1,108,670 km (0.1 R)
• M12: 1,259,165 km (0.062 R)
• M13: 1,385,725 km (0.105 R)
• M14: 1,447,509 km (0.092 R)
• M15: 1,651,710 km (0.069 R)
• M16: 1,744,162 km (0.03 R)
• M17: 1,824,645 km (0.098 R)
• M18: 1,934,151 km (0.083 R)
• M19: 2,017,626 km (0.112 R)
• M20: 2,195,798 km (0.063 R)
• M21: 2,416,305 km (0.104 R)
• M22: 2,491,403 km (0.086 R)
• M23: 2,559,769 km (0.075 R)
• M24: 2,636,363 km (0.103 R)
• M25: 2,713,855 km (0.088 R)
• M26: 2,776,237 km (0.058 R)
• M27: 2,918,804 km (0.105 R)
• M28: 3,006,917 km (0.115 R)
• M29: 3,071,693 km (0.066 R)
• M30: 3,145,146 km (0.074 R)
• M31: 3,252,258 km (0.114 R)
• M32: 3,470,222 km (0.055 R)
• M33: 3,666,943 km (0.107 R)
• M34: 3,867,404 km (0.077 R)
• M35: 4,053,654 km (0.047 R)
• M36: 4,306,624 km (0.11 R)
• M37: 4,434,978 km (0.036 R)
• M38: 4,658,178 km (0.028 R)
• M39: 4,923,116 km (0.081 R)
• M40: 4,999,860 km (0.086 R)
• M41: 5,067,179 km (0.063 R)
• M42: 5,212,588 km (0.105 R)
• M43: 5,349,620 km (0.059 R)
• M44: 5,448,205 km (0.108 R)
• M45: 5,637,147 km (0.095 R)
• M46: 5,808,137 km (0.064 R)
• M47: 5,889,219 km (0.103 R)
• M48: 6,011,441 km (0.116 R)
• M49: 6,165,527 km (0.098 R)
• M50: 6,362,547 km (0.105 R)
• M51: 6,488,060 km (0.099 R)
• M52: 6,593,377 km (0.093 R)
• M53: 6,869,534 km (0.084 R)
• M54: 7,106,348 km (0.067 R)
• M55: 7,389,686 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.5

Radius: 11.2

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.04 AU - 3.24 AU

Year: 2727 Days

Day: 13.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 40,381,892 km

• M1: 140,622 km (0.105 R)
• M2: 659,278 km (0.105 R)
• M3: 755,918 km (0.11 R)
• M4: 1,016,069 km (0.081 R)
• M5: 1,148,014 km (0.094 R)
• M6: 1,239,418 km (0.097 R)
• M7: 1,391,111 km (0.076 R)
• M8: 1,508,994 km (0.111 R)
• M9: 1,661,284 km (0.095 R)
• M10: 2,206,120 km (0.111 R)
• M11: 2,631,277 km (0.113 R)
• M12: 2,729,264 km (0.111 R)
• M13: 2,903,844 km (0.094 R)
• M14: 3,043,718 km (0.076 R)
• M15: 3,185,836 km (0.06 R)
• M16: 3,303,719 km (0.083 R)
• M17: 3,666,345 km (0.091 R)
• M18: 3,803,825 km (0.069 R)
• M19: 3,957,312 km (0.102 R)
• M20: 4,141,168 km (0.114 R)
• M21: 4,270,122 km (0.103 R)
• M22: 4,415,082 km (0.078 R)
• M23: 4,561,688 km (0.119 R)
• M24: 4,754,669 km (0.085 R)
• M25: 5,256,869 km (0.115 R)
• M26: 5,506,548 km (0.077 R)
• M27: 5,872,165 km (0.06 R)
• M28: 7,084,656 km (0.069 R)
• M29: 7,170,525 km (0.114 R)
• M30: 7,657,765 km (0.082 R)
• M31: 8,155,777 km (0.053 R)
• M32: 8,245,835 km (0.076 R)
• M33: 8,811,464 km (0.065 R)
• M34: 8,922,316 km (0.104 R)
• M35: 9,089,716 km (0.059 R)
• M36: 9,788,338 km (0.057 R)
• M37: 10,115,210 km (0.095 R)
• M38: 10,231,447 km (0.062 R)
• M39: 10,465,269 km (0.107 R)
• M40: 10,602,450 km (0.096 R)
• M41: 10,799,470 km (0.109 R)
• M42: 10,898,504 km (0.101 R)
• M43: 11,077,423 km (0.111 R)
• M44: 11,217,297 km (0.088 R)
• M45: 11,297,482 km (0.119 R)
• M46: 11,418,057 km (0.12 R)
• M47: 11,782,478 km (0.118 R)
• M48: 12,150,788 km (0.065 R)
• M49: 12,233,216 km (0.094 R)
• M50: 13,088,168 km (0.114 R)
• M51: 13,236,120 km (0.092 R)
• M52: 13,342,036 km (0.065 R)
• M53: 13,469,643 km (0.1 R)
• M54: 13,704,511 km (0.035 R)
• M55: 13,811,773 km (0.098 R)
• M56: 13,962,418 km (0.063 R)
• M57: 14,135,204 km (0.057 R)
• M58: 14,417,495 km (0.042 R)
• M59: 14,635,908 km (0.105 R)
• M60: 14,789,395 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653

Radius: 9.5

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.99 AU - 3.03 AU

Year: 3320 Days

Day: 14.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 40,381,892 km

• M1: 172,486 km (0.116 R)
• M2: 259,253 km (0.073 R)
• M3: 354,846 km (0.091 R)
• M4: 473,926 km (0.117 R)
• M5: 571,165 km (0.047 R)
• M6: 766,689 km (0.081 R)
• M7: 851,212 km (0.118 R)
• M8: 1,209,648 km (0.11 R)
• M9: 1,309,580 km (0.11 R)
• M10: 1,412,353 km (0.06 R)
• M11: 1,531,284 km (0.113 R)
• M12: 1,808,040 km (0.089 R)
• M13: 2,130,722 km (0.074 R)
• M14: 2,377,110 km (0.036 R)
• M15: 2,730,760 km (0.102 R)
• M16: 3,240,140 km (0.114 R)
• M17: 3,398,714 km (0.116 R)
• M18: 3,577,932 km (0.105 R)
• M19: 3,668,738 km (0.043 R)
• M20: 4,115,288 km (0.097 R)
• M21: 4,403,264 km (0.089 R)
• M22: 4,598,938 km (0.065 R)
• M23: 5,059,849 km (0.071 R)
• M24: 5,577,607 km (0.04 R)
• M25: 5,683,223 km (0.056 R)
• M26: 5,939,335 km (0.046 R)
• M27: 6,047,195 km (0.07 R)
• M28: 6,112,270 km (0.086 R)
• M29: 6,463,077 km (0.105 R)
• M30: 6,574,078 km (0.116 R)
• M31: 6,752,997 km (0.066 R)
• M32: 7,601,217 km (0.062 R)
• M33: 7,978,503 km (0.099 R)
• M34: 8,073,797 km (0.062 R)
• M35: 9,522,802 km (0.081 R)
• M36: 9,878,247 km (0.113 R)
• M37: 10,917,802 km (0.085 R)
• M38: 11,236,595 km (0.087 R)
• M39: 11,370,186 km (0.075 R)
• M40: 11,477,597 km (0.093 R)
• M41: 12,265,829 km (0.109 R)
• M42: 12,348,407 km (0.111 R)
• M43: 12,931,390 km (0.06 R)
• M44: 13,212,185 km (0.037 R)
• M45: 13,580,196 km (0.105 R)
• M46: 13,980,220 km (0.115 R)
• M47: 14,355,262 km (0.111 R)
• M48: 14,471,350 km (0.09 R)
• M49: 14,792,088 km (0.073 R)
• M50: 14,880,051 km (0.036 R)
• M51: 15,411,124 km (0.088 R)
• M52: 15,500,284 km (0.098 R)
• M53: 15,768,513 km (0.111 R)
• M54: 16,249,470 km (0.097 R)
• M55: 16,979,957 km (0.097 R)
• M56: 17,256,563 km (0.101 R)
• M57: 17,410,948 km (0.108 R)
• M58: 17,503,699 km (0.086 R)
• M59: 18,095,508 km (0.103 R)
• M60: 18,221,021 km (0.055 R)
• M61: 18,535,775 km (0.095 R)
• M62: 19,107,089 km (0.097 R)
• M63: 19,458,943 km (0.039 R)
• M64: 20,136,771 km (0.047 R)
• M65: 20,527,670 km (0.098 R)
• M66: 20,691,181 km (0.101 R)
• M67: 21,250,527 km (0.113 R)
• M68: 21,515,615 km (0.089 R)
• M69: 22,082,291 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.6

Radius: 3.7

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.57 AU - 9.95 AU

Year: 17916 Days

Day: 17.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 40,381,892 km

• M1: 74,949 km (0.093 R)
• M2: 177,573 km (0.038 R)
• M3: 276,906 km (0.117 R)
• M4: 380,876 km (0.111 R)
• M5: 430,991 km (0.05 R)
• M6: 638,783 km (0.118 R)
• M7: 745,596 km (0.067 R)
• M8: 1,045,540 km (0.102 R)
• M9: 1,098,946 km (0.107 R)
• M10: 1,302,399 km (0.105 R)
• M11: 1,379,442 km (0.096 R)
• M12: 1,497,624 km (0.108 R)
• M13: 1,850,077 km (0.085 R)
• M14: 2,181,586 km (0.119 R)
• M15: 3,572,846 km (0.11 R)
• M16: 4,265,185 km (0.113 R)
• M17: 4,322,331 km (0.096 R)
• M18: 4,788,478 km (0.107 R)
• M19: 4,818,248 km (0.08 R)
• M20: 4,847,869 km (0.081 R)
• M21: 4,967,547 km (0.076 R)
• M22: 5,209,447 km (0.083 R)
• M23: 6,280,268 km (0.039 R)
• M24: 7,143,149 km (0.114 R)
• M25: 7,313,391 km (0.103 R)
• M26: 7,450,572 km (0.111 R)
• M27: 7,484,980 km (0.086 R)
• M28: 7,623,059 km (0.098 R)
• M29: 8,113,291 km (0.115 R)
• M30: 8,362,371 km (0.107 R)
• M31: 8,398,125 km (0.052 R)
• M32: 9,531,928 km (0.031 R)
• M33: 10,519,273 km (0.117 R)
• M34: 11,698,404 km (0.066 R)
• M35: 11,939,107 km (0.076 R)
• M36: 12,507,429 km (0.106 R)
• M37: 12,671,388 km (0.119 R)
• M38: 12,918,674 km (0.118 R)
• M39: 13,084,428 km (0.095 R)
• M40: 14,050,980 km (0.099 R)
• M41: 14,349,727 km (0.062 R)
• M42: 14,996,887 km (0.033 R)
• M43: 15,040,420 km (0.117 R)
• M44: 15,741,735 km (0.09 R)
• M45: 15,786,016 km (0.098 R)
• M46: 16,096,432 km (0.091 R)
• M47: 16,408,942 km (0.106 R)
• M48: 16,904,111 km (0.036 R)
• M49: 16,994,617 km (0.095 R)
• M50: 17,221,856 km (0.098 R)
• M51: 19,262,970 km (0.067 R)
• M52: 19,310,392 km (0.11 R)
• M53: 19,357,665 km (0.083 R)
• M54: 19,689,922 km (0.058 R)
• M55: 20,071,995 km (0.108 R)
• M56: 20,552,952 km (0.083 R)
• M57: 21,232,725 km (0.108 R)
• M58: 21,526,236 km (0.097 R)
• M59: 22,018,563 km (0.075 R)
• M60: 22,067,930 km (0.104 R)
• M61: 22,315,664 km (0.076 R)
• M62: 22,564,296 km (0.116 R)
• M63: 22,713,894 km (0.099 R)
• M64: 23,366,140 km (0.09 R)
• M65: 23,416,555 km (0.118 R)
• M66: 23,770,503 km (0.044 R)
• M67: 24,894,432 km (0.081 R)
• M68: 25,774,816 km (0.073 R)
• M69: 27,725,721 km (0.081 R)
• M70: 27,992,903 km (0.068 R)
• M71: 28,691,824 km (0.066 R)
• M72: 28,745,829 km (0.115 R)
• M73: 28,907,993 km (0.078 R)
• M74: 29,450,884 km (0.11 R)
• M75: 29,778,204 km (0.074 R)
• M76: 30,326,480 km (0.103 R)
• M77: 30,546,688 km (0.067 R)
• M78: 31,321,605 km (0.118 R)
• M79: 31,879,007 km (0.057 R)
• M80: 31,990,906 km (0.119 R)
• M81: 32,327,352 km (0.096 R)
• M82: 32,721,393 km (0.095 R)
• M83: 33,571,109 km (0.078 R)
• M84: 34,428,005 km (0.099 R)
• M85: 34,945,614 km (0.101 R)
• M86: 35,003,209 km (0.107 R)
• M87: 35,060,954 km (0.076 R)
• M88: 35,465,766 km (0.108 R)
• M89: 36,104,997 km (0.097 R)
• M90: 36,982,838 km (0.085 R)
• M91: 37,690,136 km (0.081 R)
• M92: 38,104,672 km (0.087 R)
• M93: 38,520,853 km (0.098 R)
• M94: 38,640,083 km (0.104 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 12,969 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit