🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.5

Radius: 12.4

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.8 AU - 1.26 AU

Year: 697 Days

Day: 9.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,152,012 km

• M1: 154,535 km (0.096 R)
• M2: 775,665 km (0.087 R)
• M3: 1,218,175 km (0.067 R)
• M4: 1,622,239 km (0.06 R)
• M5: 2,052,483 km (0.064 R)
• M6: 2,559,769 km (0.119 R)
• M7: 3,200,048 km (0.087 R)
• M8: 3,773,008 km (0.12 R)
• M9: 4,227,935 km (0.106 R)
• M10: 4,735,969 km (0.052 R)
• M11: 5,519,413 km (0.118 R)
• M12: 5,913,604 km (0.089 R)
• M13: 6,886,289 km (0.054 R)
• M14: 7,433,668 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.2

Radius: 11.6

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.04 AU - 1.06 AU

Year: 717 Days

Day: 5.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,152,012 km

• M1: 144,362 km (0.106 R)
• M2: 856,747 km (0.108 R)
• M3: 1,264,401 km (0.072 R)
• M4: 1,692,850 km (0.092 R)
• M5: 2,395,660 km (0.113 R)
• M6: 3,311,199 km (0.063 R)
• M7: 4,283,436 km (0.104 R)
• M8: 4,995,372 km (0.06 R)
• M9: 5,686,514 km (0.105 R)
• M10: 6,764,517 km (0.095 R)
• M11: 7,949,481 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.3

Radius: 13.6

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.97 AU - 1.23 AU

Year: 769 Days

Day: 11.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 128.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,152,012 km

• M1: 169,494 km (0.105 R)
• M2: 596,148 km (0.098 R)
• M3: 1,088,624 km (0.062 R)
• M4: 1,674,898 km (0.105 R)
• M5: 2,255,637 km (0.082 R)
• M6: 2,755,294 km (0.092 R)
• M7: 4,124,712 km (0.115 R)
• M8: 4,894,244 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.8

Radius: 14.1

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.25 AU - 2.03 AU

Year: 1401 Days

Day: 11.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,152,012 km

• M1: 175,329 km (0.096 R)
• M2: 742,604 km (0.074 R)
• M3: 1,271,582 km (0.104 R)
• M4: 1,776,475 km (0.057 R)
• M5: 2,684,534 km (0.102 R)
• M6: 3,832,548 km (0.064 R)
• M7: 4,349,259 km (0.078 R)
• M8: 5,243,705 km (0.1 R)
• M9: 5,929,012 km (0.118 R)
• M10: 11,476,101 km (0.057 R)
• M11: 12,026,921 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.7

Radius: 10.7

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2 AU - 2.7 AU

Year: 2402 Days

Day: 6.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,152,012 km

• M1: 133,142 km (0.045 R)
• M2: 613,202 km (0.097 R)
• M3: 1,048,531 km (0.077 R)
• M4: 1,441,076 km (0.104 R)
• M5: 1,819,110 km (0.112 R)
• M6: 2,225,119 km (0.103 R)
• M7: 2,662,244 km (0.087 R)
• M8: 3,027,412 km (0.104 R)
• M9: 3,549,060 km (0.053 R)
• M10: 4,432,884 km (0.043 R)
• M11: 6,076,815 km (0.113 R)
• M12: 6,524,412 km (0.105 R)
• M13: 7,938,860 km (0.05 R)
• M14: 9,478,521 km (0.041 R)
• M15: 12,086,461 km (0.061 R)
• M16: 12,881,274 km (0.098 R)
• M17: 14,070,129 km (0.086 R)
• M18: 14,482,271 km (0.087 R)
• M19: 14,902,491 km (0.089 R)
• M20: 15,475,451 km (0.12 R)
• M21: 16,262,037 km (0.078 R)
• M22: 17,178,623 km (0.112 R)
• M23: 17,861,687 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.4

Radius: 15

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.31 AU - 3.35 AU

Year: 3175 Days

Day: 12.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,152,012 km

• M1: 186,549 km (0.094 R)
• M2: 781,200 km (0.055 R)
• M3: 1,256,473 km (0.094 R)
• M4: 2,061,010 km (0.064 R)
• M5: 2,802,567 km (0.111 R)
• M6: 5,264,499 km (0.091 R)
• M7: 6,030,290 km (0.081 R)
• M8: 7,176,359 km (0.09 R)
• M9: 9,478,671 km (0.114 R)
• M10: 9,976,981 km (0.12 R)
• M11: 11,839,325 km (0.096 R)
• M12: 13,440,770 km (0.072 R)
• M13: 15,027,705 km (0.119 R)
• M14: 18,810,137 km (0.088 R)
• M15: 19,293,338 km (0.044 R)
• M16: 20,221,593 km (0.097 R)
• M17: 22,034,121 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.6

Radius: 8

Gravity: 11.07 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.98 AU - 3.78 AU

Year: 4144 Days

Day: 9.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 115.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 36,152,012 km

• M1: 99,483 km (0.053 R)
• M2: 355,295 km (0.111 R)
• M3: 761,004 km (0.096 R)
• M4: 1,192,295 km (0.056 R)
• M5: 1,470,397 km (0.11 R)
• M6: 1,896,003 km (0.046 R)
• M7: 2,145,832 km (0.037 R)
• M8: 2,433,359 km (0.111 R)
• M9: 2,886,641 km (0.041 R)
• M10: 3,766,276 km (0.087 R)
• M11: 4,233,470 km (0.057 R)
• M12: 4,517,257 km (0.046 R)
• M13: 5,811,578 km (0.1 R)
• M14: 6,073,823 km (0.118 R)
• M15: 6,343,847 km (0.099 R)
• M16: 6,716,645 km (0.089 R)
• M17: 7,169,777 km (0.071 R)
• M18: 8,029,815 km (0.116 R)
• M19: 8,282,486 km (0.1 R)
• M20: 8,956,724 km (0.085 R)
• M21: 12,403,010 km (0.037 R)
• M22: 12,741,251 km (0.104 R)
• M23: 14,792,985 km (0.096 R)
• M24: 18,269,341 km (0.086 R)
• M25: 18,833,774 km (0.111 R)
• M26: 22,970,903 km (0.105 R)
• M27: 26,384,876 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.3

Radius: 7.6

Gravity: 14.74 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.62 AU - 6.06 AU

Year: 9411 Days

Day: 21.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 36,152,012 km

• M1: 94,695 km (0.101 R)
• M2: 350,209 km (0.102 R)
• M3: 599,289 km (0.061 R)
• M4: 952,789 km (0.095 R)
• M5: 1,286,841 km (0.11 R)
• M6: 1,713,195 km (0.088 R)
• M7: 2,248,905 km (0.069 R)
• M8: 2,891,577 km (0.07 R)
• M9: 4,076,991 km (0.105 R)
• M10: 4,778,306 km (0.063 R)
• M11: 5,125,522 km (0.029 R)
• M12: 6,802,514 km (0.045 R)
• M13: 8,676,826 km (0.114 R)
• M14: 9,583,688 km (0.112 R)
• M15: 9,933,299 km (0.108 R)
• M16: 10,499,676 km (0.074 R)
• M17: 11,640,809 km (0.118 R)
• M18: 12,505,036 km (0.077 R)
• M19: 12,862,425 km (0.076 R)
• M20: 14,039,311 km (0.07 R)
• M21: 16,748,828 km (0.029 R)
• M22: 17,477,070 km (0.102 R)
• M23: 17,848,971 km (0.103 R)
• M24: 18,840,805 km (0.081 R)
• M25: 19,389,829 km (0.119 R)
• M26: 20,602,170 km (0.114 R)
• M27: 23,716,648 km (0.114 R)
• M28: 26,055,461 km (0.06 R)
• M29: 28,749,420 km (0.084 R)
• M30: 30,323,488 km (0.095 R)
• M31: 36,224,975 km (0.106 R)
• M32: 37,688,042 km (0.027 R)
• M33: 38,936,885 km (0.095 R)
• M34: 40,731,311 km (0.113 R)
• M35: 42,848,720 km (0.078 R)
• M36: 43,525,201 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.7

Radius: 4.1

Gravity: 47.39 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.37 AU - 7.59 AU

Year: 12297 Days

Day: 19.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,152,012 km

• M1: 51,162 km (0.119 R)
• M2: 230,830 km (0.082 R)
• M3: 441,314 km (0.036 R)
• M4: 932,743 km (0.111 R)
• M5: 1,431,951 km (0.093 R)
• M6: 2,615,420 km (0.063 R)
• M7: 3,223,086 km (0.092 R)
• M8: 3,427,736 km (0.094 R)
• M9: 4,842,333 km (0.087 R)
• M10: 7,147,786 km (0.073 R)
• M11: 7,277,039 km (0.059 R)
• M12: 7,496,050 km (0.118 R)
• M13: 7,901,161 km (0.083 R)
• M14: 9,827,234 km (0.086 R)
• M15: 12,413,183 km (0.073 R)
• M16: 13,172,541 km (0.094 R)
• M17: 15,853,634 km (0.041 R)
• M18: 16,974,721 km (0.105 R)
• M19: 24,341,668 km (0.108 R)
• M20: 26,339,847 km (0.116 R)
• M21: 40,257,385 km (0.084 R)
• M22: 45,507,822 km (0.107 R)
• M23: 48,991,358 km (0.108 R)
• M24: 55,634,401 km (0.03 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 144.2

Radius: 6.1

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.27 AU - 8.15 AU

Year: 14276 Days

Day: 24.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 36,152,012 km

• M1: 76,893 km (0.072 R)
• M2: 382,073 km (0.033 R)
• M3: 612,902 km (0.103 R)
• M4: 809,923 km (0.096 R)
• M5: 1,456,634 km (0.112 R)
• M6: 2,039,917 km (0.038 R)
• M7: 2,350,332 km (0.086 R)
• M8: 3,169,979 km (0.096 R)
• M9: 3,587,357 km (0.111 R)
• M10: 3,797,542 km (0.079 R)
• M11: 4,451,434 km (0.096 R)
• M12: 4,805,383 km (0.095 R)
• M13: 5,631,313 km (0.093 R)
• M14: 6,209,957 km (0.096 R)
• M15: 8,508,528 km (0.104 R)
• M16: 11,170,922 km (0.084 R)
• M17: 11,419,404 km (0.108 R)
• M18: 12,082,422 km (0.075 R)
• M19: 12,933,484 km (0.116 R)
• M20: 17,261,799 km (0.11 R)
• M21: 17,594,056 km (0.095 R)
• M22: 20,555,047 km (0.063 R)
• M23: 22,075,111 km (0.105 R)
• M24: 22,783,008 km (0.055 R)
• M25: 27,441,485 km (0.096 R)
• M26: 34,868,720 km (0.094 R)
• M27: 36,043,961 km (0.076 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 11,445 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit