🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.5

Radius: 8.4

Gravity: 10.42 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.64 AU - 1 AU

Year: 522 Days

Day: 7.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,565,869 km

• M1: 104,419 km (0.076 R)
• M2: 409,001 km (0.101 R)
• M3: 699,370 km (0.079 R)
• M4: 1,026,541 km (0.119 R)
• M5: 1,296,415 km (0.069 R)
• M6: 1,674,748 km (0.11 R)
• M7: 2,089,733 km (0.096 R)
• M8: 2,763,073 km (0.105 R)
• M9: 3,705,390 km (0.096 R)
• M10: 3,978,406 km (0.092 R)
• M11: 4,976,672 km (0.037 R)
• M12: 5,552,026 km (0.057 R)
• M13: 6,265,608 km (0.062 R)
• M14: 6,555,977 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.2

Radius: 8.7

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.74 AU - 1.12 AU

Year: 630 Days

Day: 11.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,565,869 km

• M1: 108,159 km (0.116 R)
• M2: 388,356 km (0.09 R)
• M3: 711,487 km (0.059 R)
• M4: 1,263,504 km (0.07 R)
• M5: 1,588,580 km (0.105 R)
• M6: 1,907,672 km (0.114 R)
• M7: 2,182,184 km (0.076 R)
• M8: 2,504,418 km (0.082 R)
• M9: 4,589,064 km (0.117 R)
• M10: 5,901,337 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.4

Radius: 11

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.96 AU - 1.1 AU

Year: 735 Days

Day: 8.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 85,565,869 km

• M1: 136,882 km (0.104 R)
• M2: 498,460 km (0.1 R)
• M3: 1,263,504 km (0.11 R)
• M4: 2,556,328 km (0.097 R)
• M5: 3,055,088 km (0.095 R)
• M6: 4,020,892 km (0.062 R)
• M7: 5,340,943 km (0.114 R)
• M8: 8,072,152 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.9

Radius: 12.1

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.91 AU - 1.31 AU

Year: 822 Days

Day: 7.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,565,869 km

• M1: 150,495 km (0.112 R)
• M2: 531,820 km (0.103 R)
• M3: 961,765 km (0.118 R)
• M4: 1,385,725 km (0.116 R)
• M5: 2,135,210 km (0.101 R)
• M6: 2,819,471 km (0.093 R)
• M7: 3,264,076 km (0.117 R)
• M8: 3,672,628 km (0.093 R)
• M9: 4,160,167 km (0.059 R)
• M10: 4,561,837 km (0.113 R)
• M11: 5,283,498 km (0.116 R)
• M12: 5,718,678 km (0.087 R)
• M13: 6,119,002 km (0.11 R)
• M14: 6,786,059 km (0.109 R)
• M15: 7,235,451 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.7

Radius: 8.5

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.3 AU - 1.32 AU

Year: 1054 Days

Day: 12.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 85,565,869 km

• M1: 113,545 km (0.074 R)
• M2: 386,710 km (0.103 R)
• M3: 865,424 km (0.074 R)
• M4: 1,478,027 km (0.086 R)
• M5: 3,827,761 km (0.116 R)
• M6: 4,518,903 km (0.112 R)
• M7: 5,566,836 km (0.026 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.4

Radius: 9.3

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.82 AU - 4.06 AU

Year: 4485 Days

Day: 13.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,565,869 km

• M1: 120,426 km (0.105 R)
• M2: 710,739 km (0.099 R)
• M3: 1,693,747 km (0.1 R)
• M4: 2,397,156 km (0.103 R)
• M5: 3,097,274 km (0.091 R)
• M6: 3,531,707 km (0.118 R)
• M7: 3,908,244 km (0.113 R)
• M8: 4,208,039 km (0.034 R)
• M9: 4,523,241 km (0.089 R)
• M10: 5,490,990 km (0.109 R)
• M11: 7,462,241 km (0.115 R)
• M12: 7,862,864 km (0.106 R)
• M13: 8,180,760 km (0.079 R)
• M14: 12,568,016 km (0.119 R)
• M15: 12,915,383 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.1

Radius: 7.9

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.3 AU - 9.06 AU

Year: 16445 Days

Day: 15.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 51.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,565,869 km

• M1: 117,285 km (0.114 R)
• M2: 467,045 km (0.105 R)
• M3: 773,421 km (0.087 R)
• M4: 1,522,906 km (0.109 R)
• M5: 1,950,906 km (0.079 R)
• M6: 2,318,019 km (0.097 R)
• M7: 2,774,592 km (0.11 R)
• M8: 3,095,330 km (0.103 R)
• M9: 3,466,482 km (0.082 R)
• M10: 3,894,930 km (0.092 R)
• M11: 4,825,279 km (0.057 R)
• M12: 5,749,944 km (0.057 R)
• M13: 6,547,151 km (0.085 R)
• M14: 9,791,330 km (0.115 R)
• M15: 10,374,912 km (0.099 R)
• M16: 12,880,676 km (0.082 R)
• M17: 15,127,636 km (0.028 R)
• M18: 16,417,319 km (0.063 R)
• M19: 20,467,233 km (0.113 R)
• M20: 22,132,107 km (0.096 R)
• M21: 23,136,358 km (0.107 R)
• M22: 25,137,229 km (0.038 R)
• M23: 25,928,901 km (0.104 R)
• M24: 29,698,319 km (0.109 R)
• M25: 30,471,441 km (0.117 R)
• M26: 31,144,631 km (0.106 R)
• M27: 32,754,155 km (0.094 R)
• M28: 33,817,646 km (0.093 R)
• M29: 34,904,026 km (0.113 R)
• M30: 37,019,190 km (0.106 R)
• M31: 40,014,887 km (0.04 R)
• M32: 41,093,637 km (0.101 R)
• M33: 44,877,716 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.1

Radius: 7

Gravity: 11.23 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.37 AU - 10.39 AU

Year: 17052 Days

Day: 23.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,565,869 km

• M1: 87,066 km (0.108 R)
• M2: 367,113 km (0.104 R)
• M3: 1,127,669 km (0.032 R)
• M4: 2,856,721 km (0.112 R)
• M5: 3,627,000 km (0.097 R)
• M6: 3,941,754 km (0.098 R)
• M7: 4,212,676 km (0.047 R)
• M8: 5,206,903 km (0.103 R)
• M9: 6,349,382 km (0.12 R)
• M10: 7,066,405 km (0.083 R)
• M11: 11,662,949 km (0.081 R)
• M12: 11,909,636 km (0.096 R)
• M13: 13,735,628 km (0.039 R)
• M14: 14,715,045 km (0.104 R)
• M15: 15,966,132 km (0.076 R)
• M16: 19,272,544 km (0.049 R)
• M17: 21,130,849 km (0.072 R)
• M18: 21,590,264 km (0.093 R)
• M19: 25,716,472 km (0.069 R)
• M20: 35,616,411 km (0.031 R)
• M21: 37,726,489 km (0.043 R)
• M22: 38,266,687 km (0.1 R)
• M23: 44,554,734 km (0.106 R)
• M24: 46,691,291 km (0.106 R)
• M25: 52,832,882 km (0.108 R)
• M26: 56,977,042 km (0.094 R)
• M27: 62,832,602 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929.4

Radius: 3.1

Gravity: 96.71 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.39 AU - 9.05 AU

Year: 18100 Days

Day: 19.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,565,869 km

• M1: 86,916 km (0.058 R)
• M2: 185,202 km (0.078 R)
• M3: 293,960 km (0.106 R)
• M4: 490,382 km (0.116 R)
• M5: 1,979,629 km (0.075 R)
• M6: 3,329,899 km (0.119 R)
• M7: 7,557,086 km (0.09 R)
• M8: 11,832,593 km (0.059 R)
• M9: 13,360,137 km (0.057 R)
• M10: 14,703,825 km (0.117 R)
• M11: 15,092,480 km (0.102 R)
• M12: 16,715,617 km (0.072 R)
• M13: 17,310,119 km (0.099 R)
• M14: 19,923,893 km (0.099 R)
• M15: 33,271,165 km (0.097 R)
• M16: 38,144,166 km (0.036 R)
• M17: 39,321,202 km (0.064 R)
• M18: 44,110,428 km (0.113 R)
• M19: 44,593,629 km (0.081 R)
• M20: 45,243,183 km (0.115 R)
• M21: 50,669,098 km (0.109 R)
• M22: 50,845,324 km (0.08 R)
• M23: 52,449,612 km (0.073 R)
• M24: 55,197,874 km (0.084 R)
• M25: 67,363,921 km (0.064 R)
• M26: 68,004,499 km (0.111 R)
• M27: 68,218,873 km (0.103 R)
• M28: 69,732,355 km (0.099 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.8

Radius: 7.8

Gravity: 13.69 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 8 AU - 11.64 AU

Year: 21631 Days

Day: 18.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,565,869 km

• M1: 97,538 km (0.12 R)
• M2: 480,957 km (0.091 R)
• M3: 1,019,509 km (0.088 R)
• M4: 3,515,849 km (0.034 R)
• M5: 3,824,619 km (0.089 R)
• M6: 5,526,145 km (0.069 R)
• M7: 8,308,217 km (0.109 R)
• M8: 11,907,841 km (0.11 R)
• M9: 12,323,873 km (0.08 R)
• M10: 15,349,190 km (0.099 R)
• M11: 19,401,497 km (0.103 R)
• M12: 22,502,213 km (0.039 R)
• M13: 23,786,211 km (0.065 R)
• M14: 29,664,809 km (0.063 R)
• M15: 31,207,163 km (0.091 R)
• M16: 35,437,791 km (0.089 R)
• M17: 40,035,681 km (0.052 R)
• M18: 49,676,965 km (0.092 R)
• M19: 64,716,488 km (0.117 R)
• M20: 67,522,495 km (0.111 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: 176 - 16,448 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit