🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.6

Radius: 11.8

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.53 AU - 0.73 AU

Year: 345 Days

Day: 7 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,228,061 km

• M1: 146,756 km (0.051 R)
• M2: 554,410 km (0.069 R)
• M3: 1,701,227 km (0.105 R)
• M4: 2,087,040 km (0.118 R)
• M5: 2,807,204 km (0.106 R)
• M6: 3,220,543 km (0.097 R)
• M7: 3,794,700 km (0.1 R)
• M8: 4,741,056 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.2

Radius: 13.6

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.09 AU - 1.21 AU

Year: 851 Days

Day: 11.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 54,228,061 km

• M1: 173,234 km (0.081 R)
• M2: 643,570 km (0.106 R)
• M3: 1,108,819 km (0.069 R)
• M4: 1,588,131 km (0.104 R)
• M5: 2,281,368 km (0.112 R)
• M6: 4,356,440 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.2

Radius: 13.9

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.83 AU - 1.95 AU

Year: 1794 Days

Day: 8.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,228,061 km

• M1: 173,234 km (0.119 R)
• M2: 657,483 km (0.037 R)
• M3: 1,172,698 km (0.074 R)
• M4: 2,587,445 km (0.108 R)
• M5: 3,059,426 km (0.105 R)
• M6: 4,068,464 km (0.055 R)
• M7: 4,962,760 km (0.104 R)
• M8: 5,722,418 km (0.118 R)
• M9: 8,291,612 km (0.093 R)
• M10: 9,796,267 km (0.099 R)
• M11: 11,326,204 km (0.114 R)
• M12: 12,089,902 km (0.052 R)
• M13: 13,383,026 km (0.056 R)
• M14: 14,677,197 km (0.091 R)
• M15: 15,309,098 km (0.086 R)

Asteroid Belt

Center: 2.39 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.6

Radius: 8.7

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.62 AU - 3.16 AU

Year: 3391 Days

Day: 8.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,228,061 km

• M1: 108,159 km (0.106 R)
• M2: 451,337 km (0.115 R)
• M3: 797,805 km (0.083 R)
• M4: 1,159,683 km (0.098 R)
• M5: 1,789,639 km (0.055 R)
• M6: 2,348,986 km (0.068 R)
• M7: 2,986,721 km (0.03 R)
• M8: 3,695,815 km (0.089 R)
• M9: 4,100,777 km (0.114 R)
• M10: 6,674,608 km (0.094 R)
• M11: 7,816,489 km (0.047 R)
• M12: 8,798,748 km (0.09 R)
• M13: 9,597,003 km (0.064 R)
• M14: 9,899,041 km (0.118 R)
• M15: 10,722,128 km (0.043 R)
• M16: 11,421,349 km (0.028 R)
• M17: 11,760,786 km (0.119 R)
• M18: 12,683,655 km (0.1 R)
• M19: 13,232,380 km (0.075 R)
• M20: 13,559,701 km (0.065 R)
• M21: 14,873,170 km (0.103 R)
• M22: 17,470,039 km (0.094 R)
• M23: 19,742,132 km (0.077 R)
• M24: 20,047,012 km (0.116 R)
• M25: 20,541,284 km (0.108 R)
• M26: 21,297,950 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681

Radius: 8.7

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.47 AU - 4.63 AU

Year: 5626 Days

Day: 11.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,228,061 km

• M1: 108,159 km (0.073 R)
• M2: 754,871 km (0.085 R)
• M3: 1,430,904 km (0.051 R)
• M4: 3,271,107 km (0.063 R)
• M5: 6,062,753 km (0.092 R)
• M6: 6,481,029 km (0.078 R)
• M7: 9,239,464 km (0.087 R)
• M8: 10,280,366 km (0.115 R)
• M9: 10,782,865 km (0.103 R)
• M10: 11,063,660 km (0.12 R)
• M11: 12,337,935 km (0.089 R)
• M12: 12,645,358 km (0.075 R)
• M13: 17,505,195 km (0.086 R)
• M14: 18,420,584 km (0.117 R)
• M15: 19,025,708 km (0.101 R)
• M16: 21,285,084 km (0.109 R)
• M17: 23,875,371 km (0.05 R)
• M18: 28,055,884 km (0.095 R)
• M19: 28,946,889 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.9

Radius: 12.5

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.12 AU - 5.2 AU

Year: 5857 Days

Day: 10.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 112.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,228,061 km

• M1: 155,432 km (0.079 R)
• M2: 703,708 km (0.089 R)
• M3: 1,518,867 km (0.113 R)
• M4: 2,005,659 km (0.114 R)
• M5: 3,217,102 km (0.1 R)
• M6: 5,356,352 km (0.112 R)
• M7: 7,277,488 km (0.082 R)
• M8: 8,679,968 km (0.079 R)
• M9: 9,185,309 km (0.116 R)
• M10: 10,917,054 km (0.1 R)
• M11: 11,307,654 km (0.112 R)
• M12: 11,911,282 km (0.12 R)
• M13: 14,660,891 km (0.114 R)
• M14: 17,876,048 km (0.101 R)
• M15: 19,256,238 km (0.05 R)
• M16: 20,263,780 km (0.098 R)
• M17: 21,004,887 km (0.119 R)
• M18: 22,150,209 km (0.071 R)
• M19: 22,777,772 km (0.119 R)
• M20: 24,565,167 km (0.114 R)
• M21: 33,263,535 km (0.114 R)
• M22: 34,294,863 km (0.093 R)
• M23: 35,989,209 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.3

Radius: 12.1

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.11 AU - 4.79 AU

Year: 6480 Days

Day: 7 Hours

Environment

Temp: -224 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,228,061 km

• M1: 157,078 km (0.069 R)
• M2: 809,773 km (0.088 R)
• M3: 2,167,673 km (0.106 R)
• M4: 2,862,854 km (0.092 R)
• M5: 3,585,562 km (0.109 R)
• M6: 4,141,019 km (0.091 R)
• M7: 8,721,855 km (0.053 R)
• M8: 9,821,399 km (0.1 R)
• M9: 12,617,084 km (0.102 R)
• M10: 13,222,806 km (0.052 R)
• M11: 19,726,424 km (0.116 R)
• M12: 21,614,798 km (0.074 R)
• M13: 24,541,680 km (0.09 R)
• M14: 26,993,589 km (0.054 R)
• M15: 28,842,021 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.9

Radius: 11.2

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.28 AU - 5.76 AU

Year: 7764 Days

Day: 12.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,228,061 km

• M1: 183,407 km (0.036 R)
• M2: 632,500 km (0.113 R)
• M3: 1,882,540 km (0.099 R)
• M4: 2,582,508 km (0.064 R)
• M5: 3,064,812 km (0.086 R)
• M6: 3,561,028 km (0.076 R)
• M7: 3,913,032 km (0.03 R)
• M8: 5,409,609 km (0.062 R)
• M9: 6,006,205 km (0.098 R)
• M10: 7,944,245 km (0.057 R)
• M11: 12,685,750 km (0.095 R)
• M12: 13,400,977 km (0.116 R)
• M13: 14,142,833 km (0.099 R)
• M14: 15,398,857 km (0.101 R)
• M15: 16,923,708 km (0.06 R)
• M16: 17,587,922 km (0.114 R)
• M17: 23,624,945 km (0.116 R)
• M18: 26,084,782 km (0.069 R)
• M19: 27,877,563 km (0.09 R)
• M20: 29,560,090 km (0.111 R)
• M21: 31,408,522 km (0.077 R)
• M22: 35,765,859 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.3

Radius: 3.1

Gravity: 78.18 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.82 AU - 8.3 AU

Year: 12948 Days

Day: 17.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 95.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,228,061 km

• M1: 44,281 km (0.068 R)
• M2: 164,558 km (0.097 R)
• M3: 508,034 km (0.115 R)
• M4: 1,720,076 km (0.11 R)
• M5: 2,619,908 km (0.083 R)
• M6: 3,361,464 km (0.116 R)
• M7: 5,003,600 km (0.089 R)
• M8: 6,327,990 km (0.098 R)
• M9: 6,985,323 km (0.118 R)
• M10: 8,242,693 km (0.087 R)
• M11: 10,234,738 km (0.042 R)
• M12: 13,424,763 km (0.096 R)
• M13: 18,248,098 km (0.047 R)
• M14: 19,150,323 km (0.086 R)
• M15: 22,125,974 km (0.034 R)
• M16: 24,109,941 km (0.109 R)
• M17: 27,995,446 km (0.097 R)
• M18: 29,193,426 km (0.057 R)
• M19: 39,895,209 km (0.055 R)
• M20: 47,701,375 km (0.104 R)
• M21: 54,098,180 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.5

Radius: 7.7

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.49 AU - 8.39 AU

Year: 14008 Days

Day: 21.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,228,061 km

• M1: 95,743 km (0.115 R)
• M2: 432,936 km (0.1 R)
• M3: 728,990 km (0.1 R)
• M4: 1,296,864 km (0.066 R)
• M5: 2,023,461 km (0.087 R)
• M6: 2,517,583 km (0.103 R)
• M7: 3,042,671 km (0.088 R)
• M8: 3,331,545 km (0.105 R)
• M9: 3,853,940 km (0.102 R)
• M10: 4,251,272 km (0.11 R)
• M11: 4,865,970 km (0.085 R)
• M12: 6,582,007 km (0.051 R)
• M13: 6,984,874 km (0.089 R)
• M14: 7,361,262 km (0.111 R)
• M15: 7,619,768 km (0.066 R)
• M16: 7,884,257 km (0.111 R)
• M17: 9,399,982 km (0.079 R)
• M18: 10,386,879 km (0.087 R)
• M19: 13,438,975 km (0.118 R)
• M20: 16,966,942 km (0.073 R)
• M21: 18,663,082 km (0.117 R)
• M22: 20,895,531 km (0.077 R)
• M23: 21,677,629 km (0.097 R)
• M24: 22,299,358 km (0.099 R)
• M25: 23,485,370 km (0.105 R)
• M26: 26,081,940 km (0.116 R)
• M27: 28,019,831 km (0.054 R)
• M28: 29,292,161 km (0.1 R)
• M29: 29,724,648 km (0.101 R)
• M30: 31,610,628 km (0.112 R)
• M31: 35,496,732 km (0.104 R)
• M32: 40,219,537 km (0.074 R)
• M33: 49,348,149 km (0.104 R)
• M34: 49,653,777 km (0.1 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: 464 - 12,159 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit