🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.9

Radius: 11.9

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.97 AU - 1.55 AU

Year: 913 Days

Day: 11 Hours

Environment

Temp: -174 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,850,767 km

• M1: 147,952 km (0.079 R)
• M2: 546,331 km (0.104 R)
• M3: 937,231 km (0.102 R)
• M4: 1,508,545 km (0.097 R)
• M5: 2,450,563 km (0.032 R)
• M6: 2,836,974 km (0.104 R)
• M7: 3,306,562 km (0.079 R)
• M8: 4,216,566 km (0.104 R)
• M9: 5,875,008 km (0.078 R)
• M10: 6,284,008 km (0.106 R)
• M11: 6,781,271 km (0.117 R)
• M12: 7,829,354 km (0.114 R)
• M13: 8,677,275 km (0.103 R)
• M14: 9,410,304 km (0.063 R)
• M15: 9,821,998 km (0.084 R)
• M16: 10,649,872 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.5

Radius: 11.7

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.33 AU - 1.53 AU

Year: 1104 Days

Day: 13.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,850,767 km

• M1: 145,559 km (0.105 R)
• M2: 898,186 km (0.059 R)
• M3: 2,637,261 km (0.06 R)
• M4: 3,676,068 km (0.102 R)
• M5: 6,365,988 km (0.114 R)
• M6: 6,846,047 km (0.056 R)
• M7: 7,276,590 km (0.1 R)
• M8: 8,086,962 km (0.102 R)
• M9: 9,414,194 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.5

Radius: 9.7

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.45 AU - 2.05 AU

Year: 1495 Days

Day: 12.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,850,767 km

• M1: 120,576 km (0.079 R)
• M2: 478,414 km (0.079 R)
• M3: 786,286 km (0.109 R)
• M4: 1,103,883 km (0.111 R)
• M5: 1,584,690 km (0.061 R)
• M6: 2,470,758 km (0.098 R)
• M7: 2,943,637 km (0.06 R)
• M8: 3,387,793 km (0.028 R)
• M9: 4,570,514 km (0.118 R)
• M10: 5,187,456 km (0.096 R)
• M11: 5,901,636 km (0.06 R)
• M12: 6,338,312 km (0.118 R)
• M13: 7,524,922 km (0.099 R)
• M14: 7,856,431 km (0.051 R)
• M15: 8,412,636 km (0.062 R)
• M16: 8,825,676 km (0.069 R)
• M17: 9,137,288 km (0.111 R)
• M18: 9,515,023 km (0.101 R)
• M19: 10,363,841 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.1

Radius: 12.7

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.44 AU - 6.74 AU

Year: 8534 Days

Day: 10.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,850,767 km

• M1: 157,975 km (0.095 R)
• M2: 560,842 km (0.098 R)
• M3: 1,549,236 km (0.075 R)
• M4: 2,439,792 km (0.113 R)
• M5: 3,381,361 km (0.088 R)
• M6: 4,551,964 km (0.075 R)
• M7: 5,733,488 km (0.095 R)
• M8: 7,679,158 km (0.088 R)
• M9: 10,267,201 km (0.092 R)
• M10: 12,510,870 km (0.079 R)
• M11: 13,723,660 km (0.088 R)
• M12: 15,952,219 km (0.031 R)
• M13: 16,930,141 km (0.081 R)
• M14: 22,028,735 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.5

Radius: 9.6

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.89 AU - 5.97 AU

Year: 9324 Days

Day: 7.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,850,767 km

• M1: 120,576 km (0.072 R)
• M2: 498,161 km (0.047 R)
• M3: 824,883 km (0.079 R)
• M4: 1,474,437 km (0.113 R)
• M5: 1,781,711 km (0.116 R)
• M6: 3,285,169 km (0.111 R)
• M7: 4,266,830 km (0.103 R)
• M8: 5,368,320 km (0.099 R)
• M9: 6,107,483 km (0.092 R)
• M10: 7,183,690 km (0.12 R)
• M11: 8,824,330 km (0.05 R)
• M12: 9,708,154 km (0.087 R)
• M13: 11,651,281 km (0.11 R)
• M14: 13,239,711 km (0.08 R)
• M15: 14,147,770 km (0.095 R)
• M16: 17,618,440 km (0.093 R)
• M17: 18,052,274 km (0.112 R)
• M18: 25,445,700 km (0.105 R)
• M19: 27,325,547 km (0.03 R)
• M20: 30,110,461 km (0.064 R)
• M21: 36,939,903 km (0.08 R)
• M22: 37,531,862 km (0.105 R)
• M23: 39,100,545 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.6

Radius: 5.2

Gravity: 20.55 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.48 AU - 7.2 AU

Year: 11550 Days

Day: 17.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 54,850,767 km

• M1: 113,844 km (0.108 R)
• M2: 609,611 km (0.079 R)
• M3: 778,657 km (0.083 R)
• M4: 989,590 km (0.105 R)
• M5: 1,250,937 km (0.081 R)
• M6: 2,030,641 km (0.111 R)
• M7: 2,244,866 km (0.113 R)
• M8: 2,913,119 km (0.037 R)
• M9: 3,329,450 km (0.093 R)
• M10: 3,972,123 km (0.077 R)
• M11: 4,513,218 km (0.058 R)
• M12: 5,070,021 km (0.094 R)
• M13: 5,882,039 km (0.105 R)
• M14: 6,816,726 km (0.09 R)
• M15: 10,364,888 km (0.046 R)
• M16: 10,893,867 km (0.106 R)
• M17: 14,129,818 km (0.06 R)
• M18: 14,322,650 km (0.085 R)
• M19: 15,999,791 km (0.052 R)
• M20: 16,705,893 km (0.066 R)
• M21: 17,066,574 km (0.076 R)
• M22: 18,948,515 km (0.101 R)
• M23: 19,979,693 km (0.059 R)
• M24: 21,383,968 km (0.113 R)
• M25: 23,476,693 km (0.109 R)
• M26: 25,039,093 km (0.102 R)
• M27: 25,416,529 km (0.105 R)
• M28: 25,989,788 km (0.106 R)
• M29: 28,676,416 km (0.12 R)
• M30: 33,899,775 km (0.088 R)
• M31: 37,836,892 km (0.038 R)
• M32: 40,624,349 km (0.082 R)
• M33: 44,366,091 km (0.116 R)
• M34: 47,031,925 km (0.085 R)
• M35: 48,185,624 km (0.103 R)
• M36: 48,476,891 km (0.105 R)
• M37: 48,769,355 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260

Radius: 6.7

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 7.94 AU - 11.7 AU

Year: 19869 Days

Day: 23.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 60 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,850,767 km

• M1: 108,309 km (0.068 R)
• M2: 1,714,840 km (0.113 R)
• M3: 2,371,575 km (0.083 R)
• M4: 3,088,448 km (0.085 R)
• M5: 3,969,579 km (0.117 R)
• M6: 5,276,317 km (0.028 R)
• M7: 5,589,874 km (0.113 R)
• M8: 6,645,736 km (0.116 R)
• M9: 7,263,126 km (0.068 R)
• M10: 9,649,960 km (0.111 R)
• M11: 12,392,688 km (0.066 R)
• M12: 13,974,386 km (0.063 R)
• M13: 16,926,849 km (0.058 R)
• M14: 18,074,864 km (0.052 R)
• M15: 18,548,341 km (0.116 R)
• M16: 21,829,620 km (0.079 R)
• M17: 24,315,189 km (0.119 R)
• M18: 30,390,957 km (0.057 R)
• M19: 48,386,833 km (0.099 R)
• M20: 51,158,133 km (0.112 R)
• M21: 53,063,262 km (0.097 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 17,400 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit