🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.14 AU - 1.66 AU

Year: 599 Days

Day: 24.6 Hours

Environment

Temp: -6 °C

Axial Tilt: 42.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.6

Radius: 8.3

Gravity: 11.97 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.78 AU - 8.5 AU

Year: 7637 Days

Day: 12.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 94,937,375 km

• M1: 103,522 km (0.061 R)
• M2: 525,537 km (0.103 R)
• M3: 885,171 km (0.104 R)
• M4: 1,161,328 km (0.109 R)
• M5: 1,589,178 km (0.079 R)
• M6: 1,972,598 km (0.083 R)
• M7: 2,472,254 km (0.108 R)
• M8: 3,365,653 km (0.037 R)
• M9: 4,294,207 km (0.056 R)
• M10: 5,807,389 km (0.065 R)
• M11: 7,212,712 km (0.06 R)
• M12: 7,606,902 km (0.09 R)
• M13: 7,973,866 km (0.12 R)
• M14: 8,920,820 km (0.069 R)
• M15: 10,985,121 km (0.078 R)
• M16: 12,321,629 km (0.111 R)
• M17: 12,601,526 km (0.092 R)
• M18: 14,004,156 km (0.102 R)
• M19: 15,186,129 km (0.08 R)
• M20: 15,637,914 km (0.117 R)
• M21: 15,900,159 km (0.031 R)
• M22: 18,907,226 km (0.094 R)
• M23: 19,962,789 km (0.105 R)
• M24: 21,057,097 km (0.081 R)
• M25: 23,707,971 km (0.109 R)
• M26: 25,563,733 km (0.091 R)
• M27: 26,295,416 km (0.094 R)
• M28: 27,705,077 km (0.064 R)
• M29: 30,266,492 km (0.095 R)
• M30: 31,918,950 km (0.1 R)
• M31: 32,553,843 km (0.1 R)
• M32: 36,656,415 km (0.118 R)
• M33: 39,981,078 km (0.028 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.4

Radius: 9.6

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.06 AU - 9.9 AU

Year: 8153 Days

Day: 12.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 94,937,375 km

• M1: 119,678 km (0.104 R)
• M2: 418,276 km (0.1 R)
• M3: 767,587 km (0.054 R)
• M4: 1,082,789 km (0.09 R)
• M5: 1,602,492 km (0.07 R)
• M6: 3,271,406 km (0.108 R)
• M7: 4,470,284 km (0.114 R)
• M8: 5,744,558 km (0.094 R)
• M9: 6,378,853 km (0.09 R)
• M10: 6,767,060 km (0.047 R)
• M11: 9,213,583 km (0.047 R)
• M12: 9,618,694 km (0.112 R)
• M13: 10,708,216 km (0.1 R)
• M14: 13,131,252 km (0.076 R)
• M15: 13,877,297 km (0.078 R)
• M16: 14,833,975 km (0.118 R)
• M17: 20,136,771 km (0.119 R)
• M18: 22,072,717 km (0.098 R)
• M19: 23,126,933 km (0.105 R)
• M20: 23,708,271 km (0.073 R)
• M21: 24,555,742 km (0.1 R)
• M22: 28,525,771 km (0.106 R)
• M23: 35,691,509 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.4

Radius: 9.7

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 8.23 AU - 10.15 AU

Year: 10075 Days

Day: 5.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 94,937,375 km

• M1: 131,048 km (0.116 R)
• M2: 434,881 km (0.11 R)
• M3: 1,087,876 km (0.1 R)
• M4: 2,574,879 km (0.044 R)
• M5: 3,531,108 km (0.043 R)
• M6: 3,995,460 km (0.054 R)
• M7: 5,078,848 km (0.066 R)
• M8: 8,743,248 km (0.119 R)
• M9: 9,305,436 km (0.064 R)
• M10: 12,485,139 km (0.105 R)
• M11: 13,319,746 km (0.091 R)
• M12: 16,185,742 km (0.073 R)
• M13: 25,192,880 km (0.037 R)
• M14: 28,811,353 km (0.096 R)
• M15: 33,209,830 km (0.03 R)
• M16: 38,159,724 km (0.077 R)
• M17: 46,052,508 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.6

Radius: 14.1

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 9.19 AU - 10.45 AU

Year: 11129 Days

Day: 10.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 94,937,375 km

• M1: 175,329 km (0.077 R)
• M2: 1,633,758 km (0.099 R)
• M3: 2,615,120 km (0.083 R)
• M4: 3,549,509 km (0.115 R)
• M5: 4,177,371 km (0.12 R)
• M6: 6,555,528 km (0.097 R)
• M7: 7,019,282 km (0.036 R)
• M8: 8,231,922 km (0.094 R)
• M9: 10,178,938 km (0.117 R)
• M10: 10,909,275 km (0.108 R)
• M11: 15,231,606 km (0.119 R)
• M12: 16,681,060 km (0.095 R)
• M13: 18,754,337 km (0.094 R)
• M14: 20,499,995 km (0.114 R)
• M15: 26,971,150 km (0.07 R)
• M16: 29,088,259 km (0.059 R)
• M17: 33,084,766 km (0.085 R)
• M18: 43,488,550 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.4

Radius: 5.9

Gravity: 19.23 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 13.18 AU - 13.52 AU

Year: 17641 Days

Day: 15.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 94,937,375 km

• M1: 73,303 km (0.071 R)
• M2: 352,153 km (0.102 R)
• M3: 670,946 km (0.119 R)
• M4: 1,278,613 km (0.058 R)
• M5: 1,484,908 km (0.12 R)
• M6: 2,635,017 km (0.088 R)
• M7: 2,848,343 km (0.113 R)
• M8: 3,124,800 km (0.034 R)
• M9: 3,419,059 km (0.068 R)
• M10: 3,970,776 km (0.112 R)
• M11: 4,316,347 km (0.084 R)
• M12: 6,145,331 km (0.083 R)
• M13: 6,437,047 km (0.1 R)
• M14: 6,869,833 km (0.112 R)
• M15: 8,849,312 km (0.1 R)
• M16: 9,659,684 km (0.09 R)
• M17: 11,804,918 km (0.084 R)
• M18: 11,996,852 km (0.088 R)
• M19: 13,124,371 km (0.116 R)
• M20: 14,176,343 km (0.1 R)
• M21: 22,566,540 km (0.077 R)
• M22: 33,887,957 km (0.084 R)
• M23: 38,322,636 km (0.107 R)
• M24: 38,743,904 km (0.087 R)
• M25: 42,525,888 km (0.087 R)
• M26: 42,826,729 km (0.113 R)
• M27: 43,584,741 km (0.063 R)
• M28: 45,754,658 km (0.096 R)
• M29: 48,321,608 km (0.095 R)
• M30: 50,813,909 km (0.057 R)
• M31: 54,977,666 km (0.064 R)
• M32: 56,052,976 km (0.12 R)
• M33: 60,684,825 km (0.101 R)
• M34: 61,640,755 km (0.112 R)
• M35: 63,191,188 km (0.109 R)
• M36: 67,793,117 km (0.042 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 841.2

Radius: 3.4

Gravity: 72.77 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 11.78 AU - 16.64 AU

Year: 19372 Days

Day: 17.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 94,937,375 km

• M1: 42,336 km (0.103 R)
• M2: 151,243 km (0.036 R)
• M3: 327,769 km (0.072 R)
• M4: 440,865 km (0.109 R)
• M5: 615,446 km (0.107 R)
• M6: 1,103,583 km (0.11 R)
• M7: 1,302,997 km (0.074 R)
• M8: 1,907,373 km (0.118 R)
• M9: 2,753,947 km (0.047 R)
• M10: 3,012,752 km (0.069 R)
• M11: 3,148,287 km (0.104 R)
• M12: 4,348,212 km (0.069 R)
• M13: 5,577,308 km (0.074 R)
• M14: 8,058,239 km (0.072 R)
• M15: 8,479,058 km (0.043 R)
• M16: 9,250,534 km (0.094 R)
• M17: 11,911,431 km (0.096 R)
• M18: 14,729,257 km (0.086 R)
• M19: 15,597,523 km (0.087 R)
• M20: 15,921,552 km (0.046 R)
• M21: 16,167,640 km (0.094 R)
• M22: 20,941,608 km (0.056 R)
• M23: 24,344,061 km (0.102 R)
• M24: 24,452,520 km (0.111 R)
• M25: 27,740,980 km (0.1 R)
• M26: 31,957,396 km (0.097 R)
• M27: 34,901,632 km (0.091 R)
• M28: 36,581,317 km (0.093 R)
• M29: 39,499,223 km (0.088 R)
• M30: 41,631,591 km (0.065 R)
• M31: 44,000,025 km (0.094 R)
• M32: 44,322,408 km (0.091 R)
• M33: 46,124,015 km (0.113 R)
• M34: 66,472,019 km (0.116 R)
• M35: 66,683,999 km (0.083 R)
• M36: 67,322,782 km (0.107 R)
• M37: 68,396,296 km (0.103 R)
• M38: 73,708,816 km (0.077 R)
• M39: 74,620,166 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.9

Radius: 3.4

Gravity: 61.58 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 17 AU - 18.76 AU

Year: 27343 Days

Day: 23 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 94,937,375 km

• M1: 42,635 km (0.106 R)
• M2: 190,438 km (0.118 R)
• M3: 438,322 km (0.071 R)
• M4: 1,080,545 km (0.069 R)
• M5: 1,973,046 km (0.038 R)
• M6: 2,193,105 km (0.083 R)
• M7: 2,309,193 km (0.048 R)
• M8: 3,210,520 km (0.072 R)
• M9: 3,421,602 km (0.108 R)
• M10: 5,935,146 km (0.118 R)
• M11: 6,161,188 km (0.118 R)
• M12: 6,775,886 km (0.114 R)
• M13: 7,123,252 km (0.03 R)
• M14: 9,645,173 km (0.078 R)
• M15: 10,148,271 km (0.099 R)
• M16: 10,935,455 km (0.062 R)
• M17: 11,138,309 km (0.09 R)
• M18: 14,573,675 km (0.117 R)
• M19: 18,557,466 km (0.089 R)
• M20: 19,930,775 km (0.083 R)
• M21: 21,794,166 km (0.104 R)
• M22: 22,115,652 km (0.116 R)
• M23: 28,839,627 km (0.086 R)
• M24: 34,294,115 km (0.105 R)
• M25: 36,354,527 km (0.069 R)
• M26: 37,109,996 km (0.118 R)
• M27: 42,860,688 km (0.082 R)
• M28: 48,628,583 km (0.096 R)
• M29: 50,100,776 km (0.098 R)
• M30: 54,892,545 km (0.114 R)
• M31: 63,179,669 km (0.116 R)
• M32: 69,914,864 km (0.047 R)
• M33: 78,358,617 km (0.103 R)
• M34: 78,860,667 km (0.108 R)
• M35: 80,379,534 km (0.029 R)
• M36: 81,146,373 km (0.085 R)
• M37: 94,085,841 km (0.119 R)
• M38: 94,369,179 km (0.028 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 14,931 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit