🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.5

Radius: 10.1

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.66 AU - 0.82 AU

Year: 439 Days

Day: 7.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 78,656,397 km

• M1: 125,662 km (0.104 R)
• M2: 452,234 km (0.052 R)
• M3: 845,228 km (0.029 R)
• M4: 1,685,818 km (0.092 R)
• M5: 2,074,773 km (0.107 R)
• M6: 2,531,196 km (0.086 R)
• M7: 3,027,562 km (0.044 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.3

Radius: 11.2

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.6 AU - 0.9 AU

Year: 448 Days

Day: 13.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,656,397 km

• M1: 139,276 km (0.039 R)
• M2: 580,141 km (0.076 R)
• M3: 947,703 km (0.114 R)
• M4: 1,663,828 km (0.038 R)
• M5: 2,769,954 km (0.073 R)
• M6: 3,326,009 km (0.073 R)
• M7: 3,797,093 km (0.087 R)
• M8: 4,338,637 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.9

Radius: 12.4

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.11 AU - 1.33 AU

Year: 930 Days

Day: 9.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,656,397 km

• M1: 154,235 km (0.089 R)
• M2: 775,665 km (0.087 R)
• M3: 1,471,744 km (0.095 R)
• M4: 2,033,933 km (0.115 R)
• M5: 2,520,724 km (0.076 R)
• M6: 2,926,583 km (0.06 R)
• M7: 3,463,191 km (0.059 R)
• M8: 4,097,486 km (0.11 R)
• M9: 4,717,270 km (0.067 R)
• M10: 5,558,907 km (0.111 R)
• M11: 6,520,672 km (0.078 R)
• M12: 6,935,208 km (0.103 R)
• M13: 7,391,930 km (0.112 R)
• M14: 8,127,952 km (0.111 R)
• M15: 8,581,682 km (0.028 R)
• M16: 9,108,715 km (0.059 R)
• M17: 9,657,440 km (0.113 R)
• M18: 10,320,308 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.3

Radius: 14.1

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.15 AU - 3.49 AU

Year: 3269 Days

Day: 14.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,656,397 km

• M1: 176,675 km (0.106 R)
• M2: 623,973 km (0.071 R)
• M3: 1,483,263 km (0.094 R)
• M4: 1,956,890 km (0.118 R)
• M5: 2,633,222 km (0.102 R)
• M6: 3,105,652 km (0.109 R)
• M7: 3,863,215 km (0.105 R)
• M8: 5,136,592 km (0.113 R)
• M9: 7,562,023 km (0.052 R)
• M10: 12,177,566 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.1

Radius: 10

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.87 AU - 4.11 AU

Year: 4500 Days

Day: 7.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,656,397 km

• M1: 124,465 km (0.057 R)
• M2: 461,509 km (0.119 R)
• M3: 782,846 km (0.077 R)
• M4: 1,118,992 km (0.102 R)
• M5: 2,498,135 km (0.064 R)
• M6: 3,491,315 km (0.108 R)
• M7: 5,066,281 km (0.089 R)
• M8: 5,392,106 km (0.072 R)
• M9: 5,966,262 km (0.094 R)
• M10: 6,676,403 km (0.065 R)
• M11: 7,202,988 km (0.077 R)
• M12: 8,044,625 km (0.082 R)
• M13: 10,741,277 km (0.12 R)
• M14: 11,933,422 km (0.091 R)
• M15: 12,610,801 km (0.047 R)
• M16: 14,095,411 km (0.078 R)
• M17: 14,687,968 km (0.115 R)
• M18: 15,073,631 km (0.108 R)
• M19: 16,038,388 km (0.07 R)
• M20: 17,408,555 km (0.093 R)
• M21: 19,179,943 km (0.117 R)
• M22: 20,585,265 km (0.097 R)
• M23: 22,273,777 km (0.086 R)
• M24: 25,685,506 km (0.056 R)
• M25: 26,978,181 km (0.099 R)
• M26: 28,398,613 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 675.4

Radius: 7.2

Gravity: 13.03 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.96 AU - 8.88 AU

Year: 13951 Days

Day: 22.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,656,397 km

• M1: 91,255 km (0.098 R)
• M2: 387,010 km (0.118 R)
• M3: 1,087,427 km (0.068 R)
• M4: 1,313,021 km (0.117 R)
• M5: 1,585,588 km (0.106 R)
• M6: 1,844,392 km (0.086 R)
• M7: 2,406,581 km (0.086 R)
• M8: 2,728,067 km (0.075 R)
• M9: 4,011,467 km (0.081 R)
• M10: 4,527,580 km (0.094 R)
• M11: 5,260,310 km (0.066 R)
• M12: 6,069,634 km (0.097 R)
• M13: 6,916,957 km (0.072 R)
• M14: 8,452,429 km (0.076 R)
• M15: 13,991,889 km (0.037 R)
• M16: 17,344,826 km (0.106 R)
• M17: 18,790,989 km (0.092 R)
• M18: 21,197,569 km (0.083 R)
• M19: 23,417,751 km (0.115 R)
• M20: 27,990,061 km (0.118 R)
• M21: 28,314,389 km (0.028 R)
• M22: 30,541,752 km (0.044 R)
• M23: 31,348,084 km (0.109 R)
• M24: 32,050,446 km (0.039 R)
• M25: 34,965,361 km (0.078 R)
• M26: 47,622,238 km (0.113 R)
• M27: 53,870,343 km (0.119 R)
• M28: 57,276,836 km (0.119 R)

Asteroid Belt

Center: 7.7 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.3

Radius: 4.8

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.62 AU - 8.34 AU

Year: 15560 Days

Day: 18.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,656,397 km

• M1: 88,861 km (0.106 R)
• M2: 658,829 km (0.105 R)
• M3: 1,390,961 km (0.102 R)
• M4: 1,808,040 km (0.102 R)
• M5: 2,095,866 km (0.06 R)
• M6: 3,881,167 km (0.114 R)
• M7: 4,127,405 km (0.039 R)
• M8: 5,945,917 km (0.089 R)
• M9: 7,029,604 km (0.102 R)
• M10: 8,608,310 km (0.06 R)
• M11: 12,981,804 km (0.069 R)
• M12: 13,685,662 km (0.102 R)
• M13: 15,059,569 km (0.109 R)
• M14: 17,050,866 km (0.092 R)
• M15: 18,078,454 km (0.088 R)
• M16: 20,725,588 km (0.093 R)
• M17: 23,841,861 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 797.5

Radius: 3.8

Gravity: 55.23 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 7.63 AU - 10.91 AU

Year: 19482 Days

Day: 18.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 78,656,397 km

• M1: 47,273 km (0.095 R)
• M2: 179,667 km (0.093 R)
• M3: 676,182 km (0.097 R)
• M4: 1,120,488 km (0.049 R)
• M5: 1,428,959 km (0.064 R)
• M6: 1,560,455 km (0.12 R)
• M7: 1,736,233 km (0.102 R)
• M8: 2,004,462 km (0.114 R)
• M9: 2,255,786 km (0.114 R)
• M10: 2,647,284 km (0.108 R)
• M11: 2,770,702 km (0.088 R)
• M12: 3,219,346 km (0.076 R)
• M13: 3,475,757 km (0.115 R)
• M14: 3,932,928 km (0.032 R)
• M15: 4,225,841 km (0.059 R)
• M16: 4,855,199 km (0.055 R)
• M17: 7,500,837 km (0.109 R)
• M18: 8,686,550 km (0.109 R)
• M19: 10,597,962 km (0.101 R)
• M20: 10,910,173 km (0.098 R)
• M21: 11,750,314 km (0.095 R)
• M22: 12,632,792 km (0.047 R)
• M23: 12,983,749 km (0.12 R)
• M24: 18,421,781 km (0.091 R)
• M25: 20,847,959 km (0.098 R)
• M26: 23,584,254 km (0.057 R)
• M27: 26,322,793 km (0.038 R)
• M28: 29,144,208 km (0.045 R)
• M29: 31,643,989 km (0.103 R)
• M30: 35,795,330 km (0.109 R)
• M31: 36,638,613 km (0.092 R)
• M32: 39,694,449 km (0.047 R)
• M33: 40,295,084 km (0.095 R)
• M34: 40,446,328 km (0.05 R)
• M35: 46,805,733 km (0.106 R)
• M36: 53,434,714 km (0.063 R)
• M37: 54,166,995 km (0.096 R)
• M38: 59,676,236 km (0.083 R)
• M39: 63,685,908 km (0.118 R)
• M40: 73,131,218 km (0.108 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 13,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit