🌌 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: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.7

Radius: 11.9

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.61 AU - 1.01 AU

Year: 471 Days

Day: 9.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 56,052,568 km

• M1: 148,999 km (0.103 R)
• M2: 555,457 km (0.097 R)
• M3: 951,742 km (0.119 R)
• M4: 1,367,474 km (0.09 R)
• M5: 1,803,253 km (0.072 R)
• M6: 2,408,975 km (0.085 R)
• M7: 3,348,748 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.3

Radius: 8.6

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.74 AU - 1.2 AU

Year: 617 Days

Day: 11.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 56,052,568 km

• M1: 106,962 km (0.081 R)
• M2: 623,524 km (0.06 R)
• M3: 1,382,883 km (0.108 R)
• M4: 1,894,208 km (0.061 R)
• M5: 2,397,306 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.8

Radius: 14.3

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.92 AU - 1.04 AU

Year: 626 Days

Day: 14.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,052,568 km

• M1: 177,872 km (0.112 R)
• M2: 662,719 km (0.072 R)
• M3: 1,180,178 km (0.112 R)
• M4: 1,656,348 km (0.106 R)
• M5: 2,128,927 km (0.1 R)
• M6: 2,950,369 km (0.11 R)
• M7: 3,479,198 km (0.096 R)
• M8: 4,385,013 km (0.096 R)
• M9: 4,854,750 km (0.082 R)
• M10: 5,308,181 km (0.102 R)
• M11: 6,452,455 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.4

Radius: 8.2

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.22 AU - 1.36 AU

Year: 946 Days

Day: 6.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,052,568 km

• M1: 102,624 km (0.111 R)
• M2: 402,717 km (0.086 R)
• M3: 922,869 km (0.073 R)
• M4: 1,278,314 km (0.106 R)
• M5: 1,611,319 km (0.097 R)
• M6: 3,108,494 km (0.071 R)
• M7: 3,578,381 km (0.115 R)
• M8: 3,931,881 km (0.05 R)
• M9: 5,697,136 km (0.12 R)
• M10: 6,881,053 km (0.101 R)
• M11: 7,911,932 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.9

Radius: 9.1

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.57 AU - 1.91 AU

Year: 1482 Days

Day: 9.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 94 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,052,568 km

• M1: 117,135 km (0.084 R)
• M2: 562,787 km (0.106 R)
• M3: 850,015 km (0.039 R)
• M4: 1,391,260 km (0.071 R)
• M5: 1,918,593 km (0.096 R)
• M6: 2,665,385 km (0.116 R)
• M7: 3,142,902 km (0.101 R)
• M8: 3,726,333 km (0.104 R)
• M9: 4,106,312 km (0.089 R)
• M10: 4,883,922 km (0.075 R)
• M11: 5,425,915 km (0.07 R)
• M12: 5,778,966 km (0.116 R)
• M13: 6,218,185 km (0.046 R)
• M14: 6,931,318 km (0.091 R)
• M15: 7,215,704 km (0.111 R)
• M16: 7,725,533 km (0.1 R)
• M17: 8,116,283 km (0.086 R)
• M18: 8,998,162 km (0.087 R)
• M19: 10,007,948 km (0.066 R)
• M20: 10,371,920 km (0.1 R)
• M21: 10,847,940 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.5

Radius: 9.1

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.51 AU - 2.51 AU

Year: 2568 Days

Day: 8.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,052,568 km

• M1: 113,246 km (0.045 R)
• M2: 636,539 km (0.103 R)
• M3: 1,116,599 km (0.101 R)
• M4: 1,740,870 km (0.081 R)
• M5: 2,037,822 km (0.106 R)
• M6: 2,513,843 km (0.052 R)
• M7: 2,807,802 km (0.096 R)
• M8: 3,124,800 km (0.105 R)
• M9: 3,940,707 km (0.111 R)
• M10: 4,458,465 km (0.12 R)
• M11: 4,977,720 km (0.102 R)
• M12: 5,536,916 km (0.079 R)
• M13: 6,700,788 km (0.109 R)
• M14: 6,995,346 km (0.096 R)
• M15: 7,901,760 km (0.102 R)
• M16: 8,600,232 km (0.105 R)
• M17: 9,077,449 km (0.082 R)
• M18: 10,508,353 km (0.095 R)
• M19: 10,870,080 km (0.105 R)
• M20: 11,504,226 km (0.115 R)
• M21: 11,849,797 km (0.045 R)
• M22: 12,361,122 km (0.08 R)
• M23: 15,463,932 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798

Radius: 14.9

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.04 AU - 3.14 AU

Year: 2691 Days

Day: 10.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 60.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,052,568 km

• M1: 188,643 km (0.072 R)
• M2: 720,314 km (0.05 R)
• M3: 1,642,585 km (0.062 R)
• M4: 2,109,629 km (0.116 R)
• M5: 2,651,921 km (0.038 R)
• M6: 3,218,000 km (0.114 R)
• M7: 4,044,528 km (0.085 R)
• M8: 4,530,721 km (0.112 R)
• M9: 5,803,051 km (0.073 R)
• M10: 6,708,717 km (0.056 R)
• M11: 7,706,834 km (0.112 R)
• M12: 9,117,990 km (0.08 R)
• M13: 10,150,515 km (0.048 R)
• M14: 12,536,451 km (0.041 R)
• M15: 14,337,909 km (0.112 R)
• M16: 15,682,494 km (0.05 R)
• M17: 16,893,040 km (0.091 R)
• M18: 19,381,152 km (0.065 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.9

Radius: 14.6

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.26 AU - 4.8 AU

Year: 6225 Days

Day: 9.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,052,568 km

• M1: 182,659 km (0.081 R)
• M2: 671,246 km (0.097 R)
• M3: 1,164,470 km (0.072 R)
• M4: 1,720,376 km (0.1 R)
• M5: 2,272,691 km (0.107 R)
• M6: 3,327,057 km (0.108 R)
• M7: 6,728,613 km (0.111 R)
• M8: 8,887,460 km (0.06 R)
• M9: 10,147,972 km (0.081 R)
• M10: 11,278,782 km (0.079 R)
• M11: 12,335,840 km (0.069 R)
• M12: 12,915,233 km (0.11 R)
• M13: 14,472,846 km (0.06 R)
• M14: 16,339,977 km (0.108 R)
• M15: 19,329,391 km (0.094 R)
• M16: 20,768,523 km (0.092 R)
• M17: 22,432,949 km (0.116 R)
• M18: 23,377,510 km (0.103 R)
• M19: 28,960,801 km (0.085 R)
• M20: 30,843,341 km (0.084 R)
• M21: 34,331,963 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941

Radius: 9.1

Gravity: 11.36 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.23 AU - 6.73 AU

Year: 8283 Days

Day: 12.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 56,052,568 km

• M1: 113,096 km (0.102 R)
• M2: 488,287 km (0.115 R)
• M3: 1,098,796 km (0.055 R)
• M4: 1,752,389 km (0.118 R)
• M5: 2,282,265 km (0.088 R)
• M6: 2,830,541 km (0.114 R)
• M7: 3,368,046 km (0.084 R)
• M8: 3,661,557 km (0.094 R)
• M9: 5,105,925 km (0.073 R)
• M10: 6,442,582 km (0.1 R)
• M11: 6,743,274 km (0.068 R)
• M12: 7,132,527 km (0.054 R)
• M13: 7,536,591 km (0.093 R)
• M14: 8,041,634 km (0.106 R)
• M15: 8,841,234 km (0.102 R)
• M16: 9,213,284 km (0.097 R)
• M17: 10,912,417 km (0.096 R)
• M18: 11,724,733 km (0.111 R)
• M19: 13,107,466 km (0.115 R)
• M20: 14,467,760 km (0.116 R)
• M21: 17,394,193 km (0.111 R)
• M22: 21,102,276 km (0.053 R)
• M23: 25,306,275 km (0.115 R)
• M24: 29,829,067 km (0.069 R)
• M25: 30,246,146 km (0.095 R)
• M26: 37,338,881 km (0.118 R)
• M27: 37,823,428 km (0.115 R)
• M28: 40,947,032 km (0.078 R)
• M29: 46,855,100 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.1

Radius: 3.7

Gravity: 67.06 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.27 AU - 7.91 AU

Year: 10923 Days

Day: 17.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,052,568 km

• M1: 46,076 km (0.075 R)
• M2: 206,445 km (0.07 R)
• M3: 406,457 km (0.116 R)
• M4: 879,785 km (0.106 R)
• M5: 1,933,403 km (0.098 R)
• M6: 2,266,707 km (0.117 R)
• M7: 3,471,568 km (0.115 R)
• M8: 3,991,421 km (0.093 R)
• M9: 4,406,405 km (0.051 R)
• M10: 5,898,046 km (0.062 R)
• M11: 6,239,877 km (0.102 R)
• M12: 7,088,994 km (0.04 R)
• M13: 7,431,723 km (0.097 R)
• M14: 7,785,522 km (0.107 R)
• M15: 7,966,535 km (0.088 R)
• M16: 8,816,102 km (0.11 R)
• M17: 9,881,687 km (0.113 R)
• M18: 10,363,542 km (0.03 R)
• M19: 10,527,651 km (0.051 R)
• M20: 13,458,572 km (0.077 R)
• M21: 14,590,580 km (0.095 R)
• M22: 15,569,249 km (0.09 R)
• M23: 16,590,853 km (0.052 R)
• M24: 20,776,601 km (0.111 R)
• M25: 30,031,174 km (0.057 R)
• M26: 32,069,894 km (0.097 R)
• M27: 39,263,308 km (0.09 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 12,941 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit