🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.7

Radius: 14.6

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.6 AU - 0.76 AU

Year: 362 Days

Day: 6.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 127.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,065,626 km

• M1: 181,761 km (0.053 R)
• M2: 882,029 km (0.116 R)
• M3: 1,473,240 km (0.116 R)
• M4: 1,950,158 km (0.103 R)
• M5: 2,550,045 km (0.102 R)
• M6: 3,218,149 km (0.071 R)
• M7: 3,888,946 km (0.106 R)
• M8: 4,486,291 km (0.116 R)
• M9: 4,966,799 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.3

Radius: 9.4

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.62 AU - 0.94 AU

Year: 445 Days

Day: 11.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,065,626 km

• M1: 116,986 km (0.114 R)
• M2: 616,642 km (0.109 R)
• M3: 940,223 km (0.109 R)
• M4: 1,238,970 km (0.046 R)
• M5: 2,321,161 km (0.097 R)
• M6: 2,773,395 km (0.086 R)
• M7: 3,197,954 km (0.111 R)
• M8: 3,538,738 km (0.111 R)
• M9: 4,372,447 km (0.064 R)
• M10: 4,765,739 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.3

Radius: 10.8

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.31 AU - 1.49 AU

Year: 1070 Days

Day: 5.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,065,626 km

• M1: 134,937 km (0.093 R)
• M2: 790,176 km (0.12 R)
• M3: 1,277,715 km (0.108 R)
• M4: 1,782,907 km (0.059 R)
• M5: 2,227,512 km (0.106 R)
• M6: 2,611,231 km (0.101 R)
• M7: 3,691,028 km (0.098 R)
• M8: 4,460,859 km (0.063 R)
• M9: 5,121,034 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.2

Radius: 12.7

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.6 AU - 1.78 AU

Year: 1419 Days

Day: 6.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,065,626 km

• M1: 158,574 km (0.118 R)
• M2: 558,748 km (0.115 R)
• M3: 987,645 km (0.097 R)
• M4: 1,414,897 km (0.115 R)
• M5: 3,410,233 km (0.091 R)
• M6: 4,027,623 km (0.113 R)
• M7: 4,604,473 km (0.049 R)
• M8: 5,572,969 km (0.066 R)
• M9: 6,385,136 km (0.114 R)
• M10: 7,430,676 km (0.119 R)
• M11: 7,967,134 km (0.11 R)
• M12: 8,587,067 km (0.109 R)
• M13: 10,051,780 km (0.077 R)
• M14: 11,151,474 km (0.116 R)
• M15: 12,000,292 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.9

Radius: 8.8

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.29 AU - 2.89 AU

Year: 2691 Days

Day: 5 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,065,626 km

• M1: 110,702 km (0.091 R)
• M2: 463,903 km (0.098 R)
• M3: 1,259,165 km (0.057 R)
• M4: 1,586,785 km (0.075 R)
• M5: 2,211,356 km (0.079 R)
• M6: 3,670,085 km (0.108 R)
• M7: 4,653,990 km (0.094 R)
• M8: 5,263,900 km (0.094 R)
• M9: 6,050,187 km (0.025 R)
• M10: 14,191,303 km (0.076 R)
• M11: 15,517,787 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.6

Radius: 10.4

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.33 AU - 4.77 AU

Year: 6267 Days

Day: 7.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,065,626 km

• M1: 165,306 km (0.082 R)
• M2: 659,278 km (0.106 R)
• M3: 1,708,707 km (0.093 R)
• M4: 2,185,924 km (0.063 R)
• M5: 9,932,251 km (0.085 R)
• M6: 10,364,739 km (0.118 R)
• M7: 12,536,152 km (0.086 R)
• M8: 13,228,790 km (0.074 R)
• M9: 16,418,965 km (0.074 R)
• M10: 17,191,937 km (0.107 R)
• M11: 18,455,291 km (0.084 R)
• M12: 20,026,966 km (0.119 R)
• M13: 20,591,249 km (0.111 R)
• M14: 21,037,500 km (0.041 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.2

Radius: 9

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.94 AU - 5.3 AU

Year: 7480 Days

Day: 5.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,065,626 km

• M1: 111,899 km (0.049 R)
• M2: 523,144 km (0.056 R)
• M3: 1,260,960 km (0.049 R)
• M4: 1,639,144 km (0.119 R)
• M5: 2,203,577 km (0.065 R)
• M6: 2,724,476 km (0.09 R)
• M7: 3,139,910 km (0.095 R)
• M8: 4,911,896 km (0.105 R)
• M9: 5,719,127 km (0.059 R)
• M10: 6,825,852 km (0.084 R)
• M11: 7,171,423 km (0.057 R)
• M12: 8,278,896 km (0.097 R)
• M13: 8,892,097 km (0.097 R)
• M14: 9,342,985 km (0.092 R)
• M15: 9,808,983 km (0.098 R)
• M16: 11,919,510 km (0.104 R)
• M17: 14,113,362 km (0.034 R)
• M18: 14,572,029 km (0.082 R)
• M19: 15,040,720 km (0.095 R)
• M20: 16,619,575 km (0.078 R)
• M21: 18,607,731 km (0.12 R)
• M22: 21,947,653 km (0.09 R)
• M23: 23,050,638 km (0.054 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.6

Radius: 11

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.3 AU - 5.94 AU

Year: 8602 Days

Day: 13.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 79,065,626 km

• M1: 137,032 km (0.109 R)
• M2: 634,893 km (0.108 R)
• M3: 1,178,233 km (0.108 R)
• M4: 1,659,340 km (0.072 R)
• M5: 2,116,511 km (0.054 R)
• M6: 2,857,020 km (0.11 R)
• M7: 3,639,567 km (0.036 R)
• M8: 4,849,065 km (0.067 R)
• M9: 8,686,550 km (0.112 R)
• M10: 9,456,530 km (0.077 R)
• M11: 9,930,307 km (0.113 R)
• M12: 10,569,987 km (0.083 R)
• M13: 12,429,040 km (0.101 R)
• M14: 12,825,474 km (0.075 R)
• M15: 14,065,940 km (0.058 R)
• M16: 19,681,844 km (0.107 R)
• M17: 25,619,084 km (0.074 R)
• M18: 26,916,098 km (0.118 R)
• M19: 28,647,394 km (0.101 R)
• M20: 30,656,792 km (0.047 R)
• M21: 34,619,042 km (0.106 R)
• M22: 35,859,806 km (0.087 R)
• M23: 36,203,283 km (0.117 R)
• M24: 37,247,027 km (0.094 R)
• M25: 41,120,565 km (0.079 R)
• M26: 42,639,881 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814.3

Radius: 5

Gravity: 32.57 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 9.06 AU - 9.8 AU

Year: 18697 Days

Day: 21.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,065,626 km

• M1: 62,233 km (0.048 R)
• M2: 322,084 km (0.045 R)
• M3: 735,274 km (0.04 R)
• M4: 904,618 km (0.047 R)
• M5: 1,222,514 km (0.094 R)
• M6: 2,515,039 km (0.06 R)
• M7: 2,880,058 km (0.088 R)
• M8: 3,899,717 km (0.102 R)
• M9: 4,953,485 km (0.048 R)
• M10: 7,125,945 km (0.081 R)
• M11: 8,314,650 km (0.096 R)
• M12: 10,336,764 km (0.101 R)
• M13: 12,390,444 km (0.087 R)
• M14: 13,297,306 km (0.096 R)
• M15: 13,730,392 km (0.081 R)
• M16: 15,557,281 km (0.113 R)
• M17: 16,694,674 km (0.098 R)
• M18: 19,500,232 km (0.083 R)
• M19: 20,342,618 km (0.084 R)
• M20: 21,111,401 km (0.113 R)
• M21: 25,358,036 km (0.115 R)
• M22: 26,929,262 km (0.089 R)
• M23: 29,649,550 km (0.114 R)
• M24: 30,887,323 km (0.117 R)
• M25: 35,079,354 km (0.063 R)
• M26: 38,898,887 km (0.055 R)
• M27: 47,853,516 km (0.119 R)
• M28: 48,869,136 km (0.091 R)
• M29: 54,713,028 km (0.102 R)
• M30: 57,137,560 km (0.095 R)
• M31: 58,088,704 km (0.118 R)
• M32: 65,665,836 km (0.098 R)
• M33: 68,188,804 km (0.062 R)
• M34: 68,615,457 km (0.097 R)
• M35: 75,230,974 km (0.042 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694.9

Radius: 5.8

Gravity: 20.66 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 9.4 AU - 11 AU

Year: 21034 Days

Day: 21.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 79,065,626 km

• M1: 73,004 km (0.075 R)
• M2: 288,873 km (0.094 R)
• M3: 540,497 km (0.054 R)
• M4: 752,627 km (0.11 R)
• M5: 1,071,420 km (0.105 R)
• M6: 1,428,660 km (0.059 R)
• M7: 1,998,628 km (0.086 R)
• M8: 3,819,383 km (0.111 R)
• M9: 4,204,598 km (0.08 R)
• M10: 5,636,848 km (0.115 R)
• M11: 6,050,935 km (0.049 R)
• M12: 8,273,510 km (0.113 R)
• M13: 10,366,833 km (0.069 R)
• M14: 12,579,984 km (0.114 R)
• M15: 12,859,433 km (0.067 R)
• M16: 13,576,306 km (0.079 R)
• M17: 14,244,111 km (0.12 R)
• M18: 15,168,027 km (0.11 R)
• M19: 15,484,726 km (0.044 R)
• M20: 16,131,288 km (0.099 R)
• M21: 20,393,930 km (0.109 R)
• M22: 20,586,313 km (0.046 R)
• M23: 22,474,238 km (0.106 R)
• M24: 23,093,573 km (0.03 R)
• M25: 25,351,154 km (0.118 R)
• M26: 29,802,738 km (0.084 R)
• M27: 30,424,617 km (0.035 R)
• M28: 38,430,347 km (0.097 R)
• M29: 40,516,788 km (0.028 R)
• M30: 43,467,457 km (0.064 R)
• M31: 46,891,901 km (0.109 R)
• M32: 48,755,442 km (0.105 R)
• M33: 49,272,153 km (0.088 R)
• M34: 50,667,752 km (0.104 R)
• M35: 52,269,197 km (0.096 R)
• M36: 58,429,637 km (0.076 R)
• M37: 63,611,109 km (0.098 R)
• M38: 70,617,824 km (0.092 R)
• M39: 71,279,197 km (0.073 R)
• M40: 76,719,473 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 18,812 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit