🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.2

Radius: 10.3

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.25 AU - 1.31 AU

Year: 921 Days

Day: 13.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,089,475 km

• M1: 128,056 km (0.113 R)
• M2: 546,631 km (0.091 R)
• M3: 944,262 km (0.109 R)
• M4: 1,781,860 km (0.081 R)
• M5: 2,761,726 km (0.046 R)
• M6: 3,092,637 km (0.063 R)
• M7: 3,584,365 km (0.026 R)
• M8: 3,964,942 km (0.096 R)
• M9: 4,562,436 km (0.093 R)
• M10: 4,925,360 km (0.074 R)
• M11: 5,271,979 km (0.085 R)
• M12: 5,918,241 km (0.087 R)
• M13: 6,411,466 km (0.106 R)
• M14: 6,825,552 km (0.109 R)
• M15: 7,390,584 km (0.12 R)
• M16: 7,823,071 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.8

Radius: 9.4

Gravity: 9.59 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.21 AU - 1.37 AU

Year: 932 Days

Day: 7.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,089,475 km

• M1: 116,836 km (0.042 R)
• M2: 413,638 km (0.059 R)
• M3: 737,368 km (0.081 R)
• M4: 1,148,313 km (0.103 R)
• M5: 1,691,653 km (0.1 R)
• M6: 2,189,365 km (0.098 R)
• M7: 2,949,621 km (0.062 R)
• M8: 3,248,518 km (0.093 R)
• M9: 4,185,599 km (0.068 R)
• M10: 5,675,145 km (0.084 R)
• M11: 6,184,077 km (0.119 R)
• M12: 7,004,172 km (0.026 R)
• M13: 8,024,430 km (0.119 R)
• M14: 8,583,926 km (0.034 R)
• M15: 9,486,450 km (0.08 R)
• M16: 9,781,008 km (0.101 R)
• M17: 10,388,675 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.2

Radius: 13.3

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.67 AU - 1.83 AU

Year: 1472 Days

Day: 6.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,089,475 km

• M1: 168,746 km (0.116 R)
• M2: 817,403 km (0.057 R)
• M3: 1,418,936 km (0.068 R)
• M4: 1,966,614 km (0.114 R)
• M5: 2,567,698 km (0.049 R)
• M6: 3,605,159 km (0.116 R)
• M7: 5,119,838 km (0.114 R)
• M8: 8,055,247 km (0.11 R)
• M9: 8,950,889 km (0.098 R)
• M10: 11,275,790 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.2

Radius: 9.5

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.45 AU - 3.23 AU

Year: 3043 Days

Day: 14.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,089,475 km

• M1: 118,182 km (0.08 R)
• M2: 437,574 km (0.117 R)
• M3: 1,112,260 km (0.038 R)
• M4: 1,445,415 km (0.115 R)
• M5: 1,999,675 km (0.06 R)
• M6: 3,082,165 km (0.046 R)
• M7: 4,972,184 km (0.073 R)
• M8: 5,949,208 km (0.109 R)
• M9: 7,630,987 km (0.04 R)
• M10: 8,174,626 km (0.083 R)
• M11: 8,890,452 km (0.093 R)
• M12: 10,446,569 km (0.068 R)
• M13: 10,820,264 km (0.118 R)
• M14: 11,332,637 km (0.107 R)
• M15: 11,995,505 km (0.111 R)
• M16: 13,205,752 km (0.083 R)
• M17: 13,939,829 km (0.078 R)
• M18: 15,704,485 km (0.106 R)
• M19: 16,809,565 km (0.111 R)
• M20: 18,442,575 km (0.117 R)
• M21: 19,050,690 km (0.12 R)
• M22: 19,359,610 km (0.052 R)
• M23: 21,152,391 km (0.095 R)
• M24: 22,705,815 km (0.109 R)
• M25: 23,263,516 km (0.08 R)
• M26: 23,687,626 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.9

Radius: 13.7

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.43 AU - 3.39 AU

Year: 3156 Days

Day: 13.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 51,089,475 km

• M1: 170,392 km (0.055 R)
• M2: 1,010,683 km (0.034 R)
• M3: 1,806,095 km (0.116 R)
• M4: 2,506,363 km (0.117 R)
• M5: 4,788,478 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.1

Radius: 10.5

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.61 AU - 3.23 AU

Year: 3173 Days

Day: 8.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,089,475 km

• M1: 130,599 km (0.092 R)
• M2: 596,596 km (0.037 R)
• M3: 1,022,651 km (0.089 R)
• M4: 1,398,441 km (0.117 R)
• M5: 1,767,648 km (0.053 R)
• M6: 2,981,336 km (0.075 R)
• M7: 3,656,322 km (0.116 R)
• M8: 6,786,358 km (0.049 R)
• M9: 7,830,850 km (0.07 R)
• M10: 9,012,823 km (0.101 R)
• M11: 9,911,906 km (0.118 R)
• M12: 10,309,836 km (0.044 R)
• M13: 11,727,426 km (0.108 R)
• M14: 13,489,390 km (0.111 R)
• M15: 14,023,604 km (0.042 R)
• M16: 17,478,566 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.1

Radius: 10.7

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.1 AU - 4.24 AU

Year: 4470 Days

Day: 5.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,089,475 km

• M1: 139,425 km (0.11 R)
• M2: 477,068 km (0.09 R)
• M3: 1,395,748 km (0.095 R)
• M4: 2,965,479 km (0.108 R)
• M5: 3,429,082 km (0.075 R)
• M6: 4,122,319 km (0.057 R)
• M7: 7,151,227 km (0.066 R)
• M8: 7,956,662 km (0.077 R)
• M9: 11,420,451 km (0.11 R)
• M10: 18,075,612 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.4

Radius: 8.4

Gravity: 13.2 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.06 AU - 4.38 AU

Year: 5512 Days

Day: 10.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 51,089,475 km

• M1: 104,419 km (0.097 R)
• M2: 488,587 km (0.084 R)
• M3: 752,028 km (0.088 R)
• M4: 1,643,632 km (0.109 R)
• M5: 1,951,654 km (0.114 R)
• M6: 2,248,456 km (0.069 R)
• M7: 2,666,881 km (0.119 R)
• M8: 3,967,485 km (0.107 R)
• M9: 4,240,950 km (0.083 R)
• M10: 4,688,547 km (0.066 R)
• M11: 5,343,786 km (0.091 R)
• M12: 6,156,551 km (0.114 R)
• M13: 6,456,345 km (0.108 R)
• M14: 7,377,569 km (0.096 R)
• M15: 8,711,234 km (0.061 R)
• M16: 10,106,832 km (0.076 R)
• M17: 11,296,434 km (0.108 R)
• M18: 12,053,400 km (0.032 R)
• M19: 14,122,637 km (0.076 R)
• M20: 16,801,486 km (0.09 R)
• M21: 17,520,753 km (0.109 R)
• M22: 18,811,184 km (0.053 R)
• M23: 19,946,034 km (0.114 R)
• M24: 20,456,611 km (0.07 R)
• M25: 20,752,366 km (0.089 R)
• M26: 22,508,196 km (0.039 R)
• M27: 24,360,816 km (0.042 R)
• M28: 28,184,239 km (0.098 R)
• M29: 28,458,601 km (0.085 R)
• M30: 30,333,661 km (0.089 R)
• M31: 31,595,818 km (0.077 R)
• M32: 32,590,195 km (0.063 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.8

Radius: 11.8

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.11 AU - 5.87 AU

Year: 7087 Days

Day: 14.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,089,475 km

• M1: 146,756 km (0.062 R)
• M2: 642,822 km (0.111 R)
• M3: 1,299,706 km (0.061 R)
• M4: 1,962,425 km (0.085 R)
• M5: 2,407,628 km (0.097 R)
• M6: 3,022,924 km (0.108 R)
• M7: 3,505,078 km (0.104 R)
• M8: 4,012,813 km (0.078 R)
• M9: 4,541,791 km (0.102 R)
• M10: 5,057,156 km (0.115 R)
• M11: 7,327,902 km (0.102 R)
• M12: 7,957,859 km (0.108 R)
• M13: 8,882,374 km (0.062 R)
• M14: 15,545,463 km (0.116 R)
• M15: 16,060,079 km (0.117 R)
• M16: 17,951,595 km (0.053 R)
• M17: 19,023,912 km (0.115 R)
• M18: 19,687,529 km (0.1 R)
• M19: 20,519,442 km (0.117 R)
• M20: 21,374,693 km (0.073 R)
• M21: 22,415,895 km (0.099 R)
• M22: 24,599,275 km (0.077 R)
• M23: 34,214,679 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.1

Radius: 4

Gravity: 32.69 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.06 AU - 7.58 AU

Year: 12592 Days

Day: 16 Hours

Environment

Temp: -231 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,089,475 km

• M1: 49,816 km (0.106 R)
• M2: 205,398 km (0.057 R)
• M3: 470,485 km (0.059 R)
• M4: 712,086 km (0.081 R)
• M5: 886,068 km (0.118 R)
• M6: 1,158,187 km (0.051 R)
• M7: 1,599,949 km (0.075 R)
• M8: 1,753,736 km (0.083 R)
• M9: 2,055,774 km (0.091 R)
• M10: 2,635,017 km (0.095 R)
• M11: 2,828,297 km (0.106 R)
• M12: 6,662,192 km (0.105 R)
• M13: 7,435,313 km (0.101 R)
• M14: 8,042,082 km (0.114 R)
• M15: 11,184,984 km (0.095 R)
• M16: 13,304,487 km (0.114 R)
• M17: 13,492,382 km (0.098 R)
• M18: 15,263,620 km (0.079 R)
• M19: 20,648,545 km (0.059 R)
• M20: 21,324,728 km (0.058 R)
• M21: 26,874,061 km (0.098 R)
• M22: 32,513,900 km (0.103 R)
• M23: 33,198,161 km (0.087 R)
• M24: 34,008,383 km (0.101 R)
• M25: 35,668,471 km (0.115 R)
• M26: 38,511,877 km (0.039 R)
• M27: 39,535,127 km (0.061 R)
• M28: 44,225,768 km (0.043 R)
• M29: 50,025,079 km (0.105 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 10,892 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit