🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.3

Radius: 14.6

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.67 AU - 0.75 AU

Year: 406 Days

Day: 14.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,746,405 km

• M1: 183,257 km (0.066 R)
• M2: 761,603 km (0.052 R)
• M3: 1,341,145 km (0.078 R)
• M4: 1,950,756 km (0.093 R)
• M5: 2,613,774 km (0.109 R)
• M6: 3,070,795 km (0.114 R)
• M7: 3,545,021 km (0.109 R)
• M8: 4,852,207 km (0.109 R)
• M9: 5,385,823 km (0.095 R)
• M10: 6,063,800 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.1

Radius: 13.3

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.17 AU - 3.59 AU

Year: 4215 Days

Day: 12.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,746,405 km

• M1: 165,455 km (0.109 R)
• M2: 654,640 km (0.079 R)
• M3: 1,090,718 km (0.03 R)
• M4: 1,681,929 km (0.109 R)
• M5: 2,313,531 km (0.097 R)
• M6: 2,883,349 km (0.108 R)
• M7: 3,545,918 km (0.097 R)
• M8: 3,968,832 km (0.109 R)
• M9: 4,917,731 km (0.106 R)
• M10: 5,781,509 km (0.1 R)
• M11: 8,720,060 km (0.101 R)
• M12: 9,457,428 km (0.119 R)
• M13: 10,836,571 km (0.117 R)
• M14: 11,279,829 km (0.083 R)
• M15: 15,947,881 km (0.097 R)
• M16: 17,591,513 km (0.106 R)
• M17: 19,539,875 km (0.119 R)
• M18: 20,939,214 km (0.105 R)
• M19: 21,908,459 km (0.114 R)
• M20: 22,762,962 km (0.072 R)
• M21: 23,344,748 km (0.075 R)
• M22: 24,996,308 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.8

Radius: 15

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.59 AU - 3.81 AU

Year: 4827 Days

Day: 13.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,746,405 km

• M1: 188,045 km (0.074 R)
• M2: 733,778 km (0.086 R)
• M3: 1,270,984 km (0.074 R)
• M4: 1,806,993 km (0.088 R)
• M5: 2,555,431 km (0.047 R)
• M6: 3,054,639 km (0.113 R)
• M7: 3,619,371 km (0.102 R)
• M8: 4,341,031 km (0.098 R)
• M9: 5,408,861 km (0.109 R)
• M10: 6,441,535 km (0.06 R)
• M11: 7,346,751 km (0.102 R)
• M12: 8,198,562 km (0.034 R)
• M13: 8,719,312 km (0.103 R)
• M14: 10,336,465 km (0.101 R)
• M15: 11,195,605 km (0.092 R)
• M16: 11,750,913 km (0.107 R)
• M17: 13,243,750 km (0.118 R)
• M18: 17,440,569 km (0.087 R)
• M19: 18,246,602 km (0.096 R)
• M20: 20,559,834 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.3

Radius: 8.4

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.18 AU - 4.54 AU

Year: 5144 Days

Day: 6.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,746,405 km

• M1: 105,766 km (0.097 R)
• M2: 524,041 km (0.116 R)
• M3: 1,573,171 km (0.08 R)
• M4: 1,979,180 km (0.054 R)
• M5: 2,296,926 km (0.051 R)
• M6: 2,789,701 km (0.111 R)
• M7: 3,052,993 km (0.087 R)
• M8: 3,498,197 km (0.119 R)
• M9: 3,945,345 km (0.107 R)
• M10: 4,698,720 km (0.075 R)
• M11: 5,518,965 km (0.104 R)
• M12: 6,098,656 km (0.113 R)
• M13: 7,286,613 km (0.072 R)
• M14: 8,865,319 km (0.106 R)
• M15: 10,190,158 km (0.067 R)
• M16: 13,505,247 km (0.116 R)
• M17: 15,051,939 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.3

Radius: 12.1

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.21 AU - 4.63 AU

Year: 5264 Days

Day: 8.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,746,405 km

• M1: 150,495 km (0.08 R)
• M2: 533,167 km (0.063 R)
• M3: 1,188,405 km (0.116 R)
• M4: 1,773,782 km (0.094 R)
• M5: 2,634,568 km (0.077 R)
• M6: 3,553,099 km (0.048 R)
• M7: 4,062,779 km (0.106 R)
• M8: 4,974,279 km (0.036 R)
• M9: 5,523,752 km (0.064 R)
• M10: 6,341,005 km (0.072 R)
• M11: 7,418,858 km (0.052 R)
• M12: 10,115,808 km (0.104 R)
• M13: 11,048,102 km (0.052 R)
• M14: 12,292,906 km (0.091 R)
• M15: 13,408,906 km (0.114 R)
• M16: 14,533,583 km (0.097 R)
• M17: 15,903,450 km (0.068 R)
• M18: 19,667,183 km (0.104 R)
• M19: 22,951,006 km (0.117 R)
• M20: 23,425,381 km (0.103 R)
• M21: 24,230,666 km (0.082 R)
• M22: 24,888,149 km (0.088 R)
• M23: 28,445,886 km (0.077 R)
• M24: 31,062,053 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.6

Radius: 10.9

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.48 AU - 4.72 AU

Year: 5631 Days

Day: 5.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,746,405 km

• M1: 135,536 km (0.097 R)
• M2: 487,539 km (0.033 R)
• M3: 1,622,389 km (0.091 R)
• M4: 2,033,334 km (0.053 R)
• M5: 3,089,046 km (0.083 R)
• M6: 5,990,048 km (0.043 R)
• M7: 11,145,789 km (0.096 R)
• M8: 14,674,654 km (0.096 R)
• M9: 15,023,217 km (0.108 R)
• M10: 18,346,084 km (0.074 R)
• M11: 18,750,747 km (0.092 R)
• M12: 21,827,526 km (0.083 R)
• M13: 22,435,043 km (0.117 R)
• M14: 23,843,058 km (0.076 R)
• M15: 26,319,202 km (0.099 R)
• M16: 29,419,169 km (0.091 R)
• M17: 33,551,062 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.6

Radius: 12.3

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.57 AU - 5.99 AU

Year: 8229 Days

Day: 7.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 32,746,405 km

• M1: 154,086 km (0.062 R)
• M2: 561,740 km (0.088 R)
• M3: 1,095,356 km (0.12 R)
• M4: 2,024,508 km (0.118 R)
• M5: 2,529,401 km (0.057 R)
• M6: 3,289,657 km (0.045 R)
• M7: 3,700,303 km (0.045 R)
• M8: 4,275,058 km (0.091 R)
• M9: 4,966,949 km (0.055 R)
• M10: 6,296,425 km (0.117 R)
• M11: 6,788,602 km (0.046 R)
• M12: 7,306,360 km (0.056 R)
• M13: 7,890,240 km (0.093 R)
• M14: 8,296,698 km (0.108 R)
• M15: 8,717,068 km (0.091 R)
• M16: 9,419,430 km (0.046 R)
• M17: 11,598,473 km (0.099 R)
• M18: 12,557,694 km (0.077 R)
• M19: 13,859,495 km (0.059 R)
• M20: 14,332,822 km (0.06 R)
• M21: 15,249,259 km (0.101 R)
• M22: 17,064,180 km (0.076 R)
• M23: 18,163,725 km (0.071 R)
• M24: 21,509,631 km (0.085 R)
• M25: 21,905,167 km (0.06 R)
• M26: 23,038,371 km (0.12 R)
• M27: 24,125,349 km (0.112 R)
• M28: 24,638,470 km (0.067 R)
• M29: 28,817,187 km (0.087 R)
• M30: 32,816,088 km (0.101 R)
• M31: 35,936,849 km (0.076 R)
• M32: 37,511,965 km (0.041 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.6

Radius: 5.3

Gravity: 24.26 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.85 AU - 7.97 AU

Year: 11007 Days

Day: 16.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 32,746,405 km

• M1: 65,973 km (0.054 R)
• M2: 274,662 km (0.078 R)
• M3: 586,573 km (0.09 R)
• M4: 930,798 km (0.104 R)
• M5: 1,208,452 km (0.106 R)
• M6: 1,483,263 km (0.104 R)
• M7: 1,831,078 km (0.112 R)
• M8: 2,306,949 km (0.032 R)
• M9: 3,182,096 km (0.103 R)
• M10: 4,173,481 km (0.088 R)
• M11: 6,434,504 km (0.066 R)
• M12: 7,229,766 km (0.08 R)
• M13: 7,651,033 km (0.094 R)
• M14: 8,542,637 km (0.102 R)
• M15: 8,917,828 km (0.09 R)
• M16: 10,006,751 km (0.084 R)
• M17: 12,385,657 km (0.117 R)
• M18: 13,865,030 km (0.106 R)
• M19: 14,514,733 km (0.108 R)
• M20: 18,070,974 km (0.087 R)
• M21: 20,963,898 km (0.1 R)
• M22: 23,782,022 km (0.069 R)
• M23: 24,995,560 km (0.111 R)
• M24: 27,343,499 km (0.111 R)
• M25: 31,576,520 km (0.104 R)
• M26: 34,080,938 km (0.118 R)
• M27: 34,668,110 km (0.074 R)
• M28: 38,333,258 km (0.067 R)
• M29: 39,868,880 km (0.079 R)
• M30: 42,926,062 km (0.099 R)
• M31: 44,302,512 km (0.089 R)
• M32: 47,143,525 km (0.074 R)
• M33: 48,165,877 km (0.094 R)
• M34: 49,053,740 km (0.117 R)
• M35: 50,557,947 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 186.2

Radius: 7.2

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.46 AU - 10.64 AU

Year: 16957 Days

Day: 20.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 32,746,405 km

• M1: 89,609 km (0.105 R)
• M2: 317,746 km (0.106 R)
• M3: 828,772 km (0.067 R)
• M4: 1,197,830 km (0.096 R)
• M5: 2,450,563 km (0.107 R)
• M6: 3,894,481 km (0.097 R)
• M7: 4,519,800 km (0.11 R)
• M8: 5,466,306 km (0.052 R)
• M9: 7,144,196 km (0.098 R)
• M10: 9,324,435 km (0.095 R)
• M11: 9,847,130 km (0.119 R)
• M12: 10,289,042 km (0.032 R)
• M13: 11,749,118 km (0.094 R)
• M14: 14,005,652 km (0.101 R)
• M15: 18,902,589 km (0.093 R)
• M16: 19,279,874 km (0.102 R)
• M17: 20,759,397 km (0.111 R)
• M18: 22,481,119 km (0.038 R)
• M19: 24,207,179 km (0.109 R)
• M20: 24,652,084 km (0.081 R)
• M21: 27,726,918 km (0.102 R)
• M22: 29,406,453 km (0.045 R)
• M23: 31,573,379 km (0.109 R)
• M24: 33,403,858 km (0.111 R)
• M25: 34,512,977 km (0.111 R)
• M26: 41,434,571 km (0.119 R)
• M27: 44,020,520 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 50.6

Radius: 6.2

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 9.76 AU - 9.82 AU

Year: 20776 Days

Day: 24.4 Hours

Environment

Temp: -244 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,746,405 km

• M1: 77,043 km (0.089 R)
• M2: 501,153 km (0.115 R)
• M3: 1,167,761 km (0.113 R)
• M4: 1,406,968 km (0.058 R)
• M5: 1,678,787 km (0.061 R)
• M6: 1,970,653 km (0.101 R)
• M7: 6,095,515 km (0.053 R)
• M8: 6,584,101 km (0.045 R)
• M9: 8,601,130 km (0.093 R)
• M10: 8,843,478 km (0.041 R)
• M11: 10,623,693 km (0.029 R)
• M12: 17,182,961 km (0.106 R)
• M13: 19,302,314 km (0.073 R)
• M14: 19,578,921 km (0.09 R)
• M15: 20,496,255 km (0.038 R)
• M16: 23,341,606 km (0.042 R)
• M17: 23,813,737 km (0.114 R)
• M18: 24,453,118 km (0.113 R)
• M19: 28,442,295 km (0.113 R)
• M20: 30,637,345 km (0.105 R)
• M21: 31,488,856 km (0.116 R)
• M22: 32,065,107 km (0.096 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 551 - 12,764 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit