🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.8

Radius: 12.5

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.83 AU - 1.93 AU

Year: 1812 Days

Day: 12.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,964,658 km

• M1: 155,432 km (0.109 R)
• M2: 787,334 km (0.071 R)
• M3: 1,320,800 km (0.108 R)
• M4: 1,738,327 km (0.103 R)
• M5: 2,281,667 km (0.079 R)
• M6: 2,807,802 km (0.1 R)
• M7: 3,349,945 km (0.045 R)
• M8: 3,749,521 km (0.118 R)
• M9: 5,102,185 km (0.116 R)
• M10: 6,057,218 km (0.078 R)
• M11: 6,526,806 km (0.105 R)
• M12: 6,994,000 km (0.082 R)
• M13: 7,595,533 km (0.117 R)
• M14: 9,028,082 km (0.104 R)
• M15: 9,976,682 km (0.059 R)
• M16: 11,616,424 km (0.066 R)
• M17: 12,110,845 km (0.098 R)
• M18: 12,579,685 km (0.072 R)
• M19: 14,490,050 km (0.066 R)
• M20: 14,885,437 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.5

Radius: 14.3

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.95 AU - 3.19 AU

Year: 2896 Days

Day: 5.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,964,658 km

• M1: 177,872 km (0.028 R)
• M2: 1,070,822 km (0.119 R)
• M3: 1,674,000 km (0.1 R)
• M4: 2,122,644 km (0.109 R)
• M5: 3,568,956 km (0.082 R)
• M6: 4,549,570 km (0.109 R)
• M7: 5,944,720 km (0.095 R)
• M8: 6,682,387 km (0.106 R)
• M9: 9,490,788 km (0.086 R)
• M10: 10,783,912 km (0.068 R)
• M11: 11,324,559 km (0.114 R)
• M12: 11,970,822 km (0.085 R)
• M13: 12,732,873 km (0.096 R)
• M14: 14,255,032 km (0.042 R)
• M15: 14,805,252 km (0.038 R)
• M16: 15,526,314 km (0.079 R)
• M17: 16,871,947 km (0.115 R)
• M18: 18,884,637 km (0.09 R)
• M19: 20,669,938 km (0.12 R)
• M20: 21,965,156 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.7

Radius: 12.7

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.19 AU - 6.31 AU

Year: 8456 Days

Day: 14.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,964,658 km

• M1: 213,775 km (0.063 R)
• M2: 748,588 km (0.063 R)
• M3: 2,023,610 km (0.077 R)
• M4: 2,450,114 km (0.073 R)
• M5: 3,014,846 km (0.026 R)
• M6: 3,778,842 km (0.03 R)
• M7: 4,668,052 km (0.118 R)
• M8: 5,077,801 km (0.028 R)
• M9: 6,388,427 km (0.063 R)
• M10: 6,929,822 km (0.091 R)
• M11: 9,238,865 km (0.074 R)
• M12: 10,111,470 km (0.065 R)
• M13: 12,742,747 km (0.043 R)
• M14: 13,493,429 km (0.036 R)
• M15: 13,935,341 km (0.074 R)
• M16: 14,848,486 km (0.074 R)
• M17: 17,176,977 km (0.083 R)
• M18: 20,381,663 km (0.113 R)
• M19: 21,408,502 km (0.059 R)
• M20: 22,546,793 km (0.085 R)
• M21: 24,861,072 km (0.106 R)
• M22: 25,948,349 km (0.115 R)
• M23: 27,417,550 km (0.112 R)
• M24: 28,668,637 km (0.079 R)
• M25: 29,678,123 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.4

Radius: 5.2

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.02 AU - 6.66 AU

Year: 9920 Days

Day: 17.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,964,658 km

• M1: 70,461 km (0.04 R)
• M2: 246,088 km (0.117 R)
• M3: 415,882 km (0.099 R)
• M4: 584,928 km (0.061 R)
• M5: 904,918 km (0.06 R)
• M6: 1,069,774 km (0.098 R)
• M7: 1,314,516 km (0.091 R)
• M8: 1,494,333 km (0.054 R)
• M9: 2,573,383 km (0.073 R)
• M10: 3,292,200 km (0.114 R)
• M11: 3,729,176 km (0.027 R)
• M12: 5,220,218 km (0.098 R)
• M13: 5,457,779 km (0.105 R)
• M14: 6,693,458 km (0.099 R)
• M15: 6,942,388 km (0.05 R)
• M16: 7,862,714 km (0.102 R)
• M17: 8,531,866 km (0.077 R)
• M18: 8,861,579 km (0.089 R)
• M19: 9,048,577 km (0.046 R)
• M20: 9,468,947 km (0.102 R)
• M21: 11,022,072 km (0.057 R)
• M22: 11,679,405 km (0.117 R)
• M23: 12,040,385 km (0.115 R)
• M24: 13,216,822 km (0.076 R)
• M25: 14,623,042 km (0.112 R)
• M26: 19,942,593 km (0.102 R)
• M27: 22,959,683 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.2

Radius: 3.8

Gravity: 13.03 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6 AU - 9.44 AU

Year: 15078 Days

Day: 16.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 88,964,658 km

• M1: 70,610 km (0.073 R)
• M2: 196,721 km (0.065 R)
• M3: 336,894 km (0.067 R)
• M4: 694,433 km (0.119 R)
• M5: 861,833 km (0.071 R)
• M6: 1,035,068 km (0.114 R)
• M7: 1,326,484 km (0.089 R)
• M8: 1,599,650 km (0.053 R)
• M9: 1,727,855 km (0.093 R)
• M10: 2,240,228 km (0.066 R)
• M11: 2,437,847 km (0.095 R)
• M12: 2,627,387 km (0.086 R)
• M13: 4,188,740 km (0.098 R)
• M14: 4,378,131 km (0.094 R)
• M15: 4,891,701 km (0.105 R)
• M16: 6,037,321 km (0.112 R)
• M17: 6,244,215 km (0.12 R)
• M18: 6,527,553 km (0.12 R)
• M19: 6,819,269 km (0.027 R)
• M20: 7,234,553 km (0.043 R)
• M21: 7,389,686 km (0.1 R)
• M22: 8,668,149 km (0.095 R)
• M23: 9,336,702 km (0.094 R)
• M24: 9,660,133 km (0.107 R)
• M25: 11,286,561 km (0.118 R)
• M26: 17,451,340 km (0.099 R)
• M27: 18,877,307 km (0.115 R)
• M28: 22,202,269 km (0.082 R)
• M29: 22,944,274 km (0.034 R)
• M30: 27,464,374 km (0.046 R)
• M31: 29,486,189 km (0.112 R)
• M32: 30,989,648 km (0.093 R)
• M33: 34,584,933 km (0.094 R)
• M34: 35,917,402 km (0.05 R)
• M35: 36,255,942 km (0.083 R)
• M36: 39,517,474 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.9

Radius: 7.5

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 8.34 AU - 11.3 AU

Year: 21631 Days

Day: 15.3 Hours

Environment

Temp: -245 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,964,658 km

• M1: 100,231 km (0.052 R)
• M2: 335,398 km (0.115 R)
• M3: 685,607 km (0.104 R)
• M4: 1,222,514 km (0.097 R)
• M5: 1,703,022 km (0.12 R)
• M6: 1,978,881 km (0.119 R)
• M7: 2,459,090 km (0.042 R)
• M8: 2,901,750 km (0.057 R)
• M9: 3,249,415 km (0.095 R)
• M10: 4,432,735 km (0.083 R)
• M11: 5,526,295 km (0.105 R)
• M12: 6,099,105 km (0.065 R)
• M13: 6,399,947 km (0.113 R)
• M14: 7,703,842 km (0.091 R)
• M15: 9,471,640 km (0.075 R)
• M16: 10,030,238 km (0.113 R)
• M17: 11,324,708 km (0.107 R)
• M18: 12,247,428 km (0.099 R)
• M19: 12,971,781 km (0.067 R)
• M20: 13,281,748 km (0.102 R)
• M21: 18,081,745 km (0.101 R)
• M22: 18,703,773 km (0.071 R)
• M23: 21,767,687 km (0.038 R)
• M24: 22,560,556 km (0.081 R)
• M25: 29,717,617 km (0.065 R)
• M26: 35,047,191 km (0.078 R)
• M27: 37,371,343 km (0.099 R)
• M28: 41,113,684 km (0.091 R)
• M29: 49,333,339 km (0.04 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840.2

Radius: 6.3

Gravity: 21.17 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.56 AU - 11.8 AU

Year: 22831 Days

Day: 24.7 Hours

Environment

Temp: -245 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,964,658 km

• M1: 78,539 km (0.077 R)
• M2: 332,855 km (0.067 R)
• M3: 562,937 km (0.115 R)
• M4: 1,131,857 km (0.116 R)
• M5: 3,665,297 km (0.03 R)
• M6: 9,073,111 km (0.112 R)
• M7: 14,786,254 km (0.119 R)
• M8: 16,626,307 km (0.077 R)
• M9: 17,331,512 km (0.104 R)
• M10: 17,782,400 km (0.064 R)
• M11: 21,571,415 km (0.106 R)
• M12: 22,837,461 km (0.11 R)
• M13: 29,405,406 km (0.061 R)
• M14: 30,046,732 km (0.06 R)
• M15: 32,568,653 km (0.102 R)
• M16: 39,251,489 km (0.111 R)
• M17: 44,908,832 km (0.034 R)
• M18: 51,640,736 km (0.103 R)
• M19: 56,417,995 km (0.06 R)
• M20: 60,239,771 km (0.082 R)
• M21: 69,745,370 km (0.095 R)
• M22: 72,967,409 km (0.104 R)
• M23: 77,740,329 km (0.072 R)
• M24: 85,542,905 km (0.027 R)
• M25: 88,964,657 km (0.084 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 16,242 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit