🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.7

Radius: 12.4

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.46 AU - 0.76 AU

Year: 318 Days

Day: 6.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,151,951 km

• M1: 155,432 km (0.119 R)
• M2: 651,349 km (0.11 R)
• M3: 1,102,836 km (0.084 R)
• M4: 1,491,640 km (0.111 R)
• M5: 2,093,772 km (0.09 R)
• M6: 2,498,883 km (0.113 R)
• M7: 2,896,664 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410

Radius: 11.2

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.65 AU - 1.07 AU

Year: 532 Days

Day: 13.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,151,951 km

• M1: 139,575 km (0.097 R)
• M2: 487,988 km (0.112 R)
• M3: 844,330 km (0.094 R)
• M4: 1,325,138 km (0.11 R)
• M5: 1,756,279 km (0.073 R)
• M6: 2,167,972 km (0.114 R)
• M7: 2,825,156 km (0.082 R)
• M8: 3,337,678 km (0.09 R)
• M9: 3,721,546 km (0.076 R)
• M10: 4,536,107 km (0.105 R)
• M11: 4,993,727 km (0.076 R)
• M12: 5,498,320 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.6

Radius: 8.8

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.89 AU - 0.97 AU

Year: 598 Days

Day: 10 Hours

Environment

Temp: -169 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,151,951 km

• M1: 109,506 km (0.11 R)
• M2: 394,938 km (0.067 R)
• M3: 701,315 km (0.092 R)
• M4: 1,006,644 km (0.096 R)
• M5: 1,380,639 km (0.025 R)
• M6: 1,735,485 km (0.09 R)
• M7: 2,687,675 km (0.065 R)
• M8: 3,093,385 km (0.068 R)
• M9: 3,953,722 km (0.064 R)
• M10: 4,336,393 km (0.11 R)
• M11: 5,411,254 km (0.075 R)
• M12: 5,961,924 km (0.091 R)
• M13: 6,760,926 km (0.086 R)
• M14: 7,652,529 km (0.09 R)
• M15: 8,054,499 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.7

Radius: 9

Gravity: 10.74 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.9 AU - 0.98 AU

Year: 608 Days

Day: 5.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,151,951 km

• M1: 111,899 km (0.078 R)
• M2: 457,021 km (0.085 R)
• M3: 882,029 km (0.051 R)
• M4: 1,269,787 km (0.087 R)
• M5: 1,679,535 km (0.058 R)
• M6: 2,080,607 km (0.03 R)
• M7: 2,459,539 km (0.112 R)
• M8: 3,278,886 km (0.077 R)
• M9: 3,571,051 km (0.092 R)
• M10: 3,982,894 km (0.11 R)
• M11: 4,426,152 km (0.096 R)
• M12: 5,448,205 km (0.12 R)
• M13: 6,578,566 km (0.063 R)
• M14: 7,421,850 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.8

Radius: 11.8

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.68 AU - 2.66 AU

Year: 2132 Days

Day: 10.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,151,951 km

• M1: 146,756 km (0.079 R)
• M2: 674,387 km (0.086 R)
• M3: 1,212,042 km (0.039 R)
• M4: 1,691,503 km (0.077 R)
• M5: 2,175,751 km (0.12 R)
• M6: 2,638,757 km (0.102 R)
• M7: 3,238,196 km (0.107 R)
• M8: 3,734,262 km (0.033 R)
• M9: 4,637,235 km (0.09 R)
• M10: 6,613,273 km (0.042 R)
• M11: 8,446,296 km (0.053 R)
• M12: 9,600,144 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442

Radius: 9.1

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.54 AU - 4.7 AU

Year: 5577 Days

Day: 14.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,151,951 km

• M1: 114,592 km (0.09 R)
• M2: 681,867 km (0.108 R)
• M3: 1,003,503 km (0.082 R)
• M4: 1,301,202 km (0.108 R)
• M5: 1,634,806 km (0.085 R)
• M6: 2,011,493 km (0.107 R)
• M7: 2,413,762 km (0.037 R)
• M8: 2,815,881 km (0.097 R)
• M9: 3,544,273 km (0.085 R)
• M10: 4,088,659 km (0.078 R)
• M11: 4,865,521 km (0.035 R)
• M12: 5,566,387 km (0.102 R)
• M13: 5,882,637 km (0.065 R)
• M14: 6,871,479 km (0.091 R)
• M15: 7,337,327 km (0.082 R)
• M16: 11,531,004 km (0.026 R)
• M17: 12,430,835 km (0.114 R)
• M18: 12,773,863 km (0.111 R)
• M19: 14,103,638 km (0.108 R)
• M20: 15,523,621 km (0.092 R)
• M21: 18,517,972 km (0.027 R)
• M22: 19,224,972 km (0.046 R)
• M23: 20,761,192 km (0.063 R)
• M24: 23,105,990 km (0.1 R)
• M25: 24,303,969 km (0.08 R)
• M26: 24,918,368 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.5

Radius: 8.7

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.19 AU - 4.49 AU

Year: 6029 Days

Day: 10.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,151,951 km

• M1: 109,356 km (0.101 R)
• M2: 382,223 km (0.085 R)
• M3: 889,210 km (0.087 R)
• M4: 1,669,213 km (0.07 R)
• M5: 2,048,593 km (0.089 R)
• M6: 2,866,295 km (0.089 R)
• M7: 3,588,853 km (0.11 R)
• M8: 4,401,917 km (0.065 R)
• M9: 4,770,526 km (0.104 R)
• M10: 5,721,520 km (0.088 R)
• M11: 6,193,501 km (0.103 R)
• M12: 11,240,186 km (0.076 R)
• M13: 12,806,625 km (0.082 R)
• M14: 13,724,857 km (0.119 R)
• M15: 15,571,343 km (0.102 R)
• M16: 18,105,082 km (0.078 R)
• M17: 19,892,178 km (0.067 R)
• M18: 21,048,570 km (0.053 R)
• M19: 22,479,174 km (0.101 R)
• M20: 25,199,313 km (0.067 R)
• M21: 25,785,437 km (0.113 R)
• M22: 27,952,961 km (0.099 R)
• M23: 28,671,629 km (0.109 R)
• M24: 33,544,779 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 716.5

Radius: 6.3

Gravity: 18.05 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.24 AU - 7.3 AU

Year: 10470 Days

Day: 18.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,151,951 km

• M1: 80,932 km (0.036 R)
• M2: 328,816 km (0.095 R)
• M3: 762,201 km (0.082 R)
• M4: 1,403,976 km (0.113 R)
• M5: 1,782,010 km (0.111 R)
• M6: 2,534,188 km (0.075 R)
• M7: 3,284,122 km (0.108 R)
• M8: 5,147,214 km (0.034 R)
• M9: 5,446,559 km (0.106 R)
• M10: 5,828,183 km (0.076 R)
• M11: 6,153,559 km (0.112 R)
• M12: 6,722,779 km (0.074 R)
• M13: 6,960,041 km (0.084 R)
• M14: 7,705,637 km (0.119 R)
• M15: 8,186,893 km (0.112 R)
• M16: 9,354,654 km (0.099 R)
• M17: 9,851,469 km (0.036 R)
• M18: 10,470,804 km (0.063 R)
• M19: 10,789,896 km (0.097 R)
• M20: 11,560,026 km (0.117 R)
• M21: 12,132,088 km (0.07 R)
• M22: 15,551,895 km (0.038 R)
• M23: 16,605,064 km (0.104 R)
• M24: 19,644,444 km (0.062 R)
• M25: 20,293,849 km (0.104 R)
• M26: 26,014,023 km (0.082 R)
• M27: 26,501,562 km (0.048 R)
• M28: 27,898,956 km (0.08 R)
• M29: 29,660,919 km (0.07 R)
• M30: 30,839,900 km (0.12 R)
• M31: 31,057,416 km (0.099 R)
• M32: 32,049,698 km (0.073 R)
• M33: 34,798,409 km (0.117 R)
• M34: 37,824,625 km (0.087 R)
• M35: 38,199,218 km (0.112 R)
• M36: 39,337,658 km (0.11 R)
• M37: 43,843,097 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.2

Radius: 5.7

Gravity: 28.26 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.33 AU - 9.29 AU

Year: 14555 Days

Day: 19.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 151.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,151,951 km

• M1: 70,909 km (0.099 R)
• M2: 309,069 km (0.083 R)
• M3: 605,273 km (0.107 R)
• M4: 864,077 km (0.107 R)
• M5: 1,067,979 km (0.028 R)
• M6: 1,673,851 km (0.055 R)
• M7: 1,865,336 km (0.103 R)
• M8: 2,090,929 km (0.113 R)
• M9: 3,208,126 km (0.106 R)
• M10: 3,395,273 km (0.094 R)
• M11: 4,249,776 km (0.084 R)
• M12: 4,917,132 km (0.108 R)
• M13: 6,249,750 km (0.103 R)
• M14: 6,713,952 km (0.109 R)
• M15: 8,648,702 km (0.078 R)
• M16: 9,171,546 km (0.058 R)
• M17: 10,165,624 km (0.116 R)
• M18: 13,096,396 km (0.03 R)
• M19: 15,461,538 km (0.066 R)
• M20: 17,514,470 km (0.047 R)
• M21: 19,831,741 km (0.067 R)
• M22: 21,674,637 km (0.081 R)
• M23: 25,910,202 km (0.089 R)
• M24: 29,718,664 km (0.104 R)
• M25: 30,071,566 km (0.087 R)
• M26: 33,374,986 km (0.059 R)
• M27: 36,105,596 km (0.115 R)
• M28: 38,841,292 km (0.107 R)
• M29: 40,981,589 km (0.046 R)
• M30: 42,154,436 km (0.104 R)
• M31: 43,803,753 km (0.117 R)
• M32: 44,721,087 km (0.107 R)
• M33: 49,008,562 km (0.06 R)
• M34: 50,663,563 km (0.12 R)
• M35: 50,998,961 km (0.093 R)
• M36: 57,292,693 km (0.082 R)
• M37: 63,499,060 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 739.5

Radius: 6.7

Gravity: 16.47 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.87 AU - 9.75 AU

Year: 14555 Days

Day: 21.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,151,951 km

• M1: 83,326 km (0.047 R)
• M2: 463,604 km (0.102 R)
• M3: 999,463 km (0.079 R)
• M4: 1,653,505 km (0.081 R)
• M5: 1,908,121 km (0.045 R)
• M6: 2,150,021 km (0.042 R)
• M7: 2,787,457 km (0.093 R)
• M8: 3,099,967 km (0.067 R)
• M9: 3,330,049 km (0.106 R)
• M10: 3,853,342 km (0.055 R)
• M11: 4,430,042 km (0.103 R)
• M12: 5,168,008 km (0.111 R)
• M13: 5,716,284 km (0.095 R)
• M14: 6,885,242 km (0.079 R)
• M15: 7,966,835 km (0.109 R)
• M16: 8,697,919 km (0.091 R)
• M17: 13,911,555 km (0.095 R)
• M18: 19,222,429 km (0.086 R)
• M19: 21,623,325 km (0.071 R)
• M20: 25,228,035 km (0.09 R)
• M21: 26,056,957 km (0.098 R)
• M22: 26,584,140 km (0.105 R)
• M23: 27,659,749 km (0.095 R)
• M24: 28,208,324 km (0.058 R)
• M25: 31,060,707 km (0.065 R)
• M26: 31,653,413 km (0.028 R)
• M27: 41,186,089 km (0.116 R)
• M28: 45,907,248 km (0.061 R)
• M29: 48,397,754 km (0.057 R)
• M30: 51,141,079 km (0.06 R)
• M31: 55,187,851 km (0.089 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 15,552 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit