🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.1

Radius: 13.7

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.1 AU - 1.66 AU

Year: 1063 Days

Day: 7.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,142,805 km

• M1: 170,392 km (0.069 R)
• M2: 699,968 km (0.112 R)
• M3: 1,356,404 km (0.055 R)
• M4: 2,174,555 km (0.081 R)
• M5: 2,746,767 km (0.069 R)
• M6: 3,316,435 km (0.111 R)
• M7: 3,834,792 km (0.105 R)
• M8: 4,959,020 km (0.093 R)
• M9: 5,454,039 km (0.118 R)
• M10: 7,116,670 km (0.111 R)
• M11: 7,958,607 km (0.105 R)
• M12: 9,598,349 km (0.11 R)
• M13: 11,018,182 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.3

Radius: 10.9

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.27 AU - 1.57 AU

Year: 1110 Days

Day: 14.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 21,142,805 km

• M1: 136,433 km (0.098 R)
• M2: 561,291 km (0.12 R)
• M3: 983,905 km (0.082 R)
• M4: 1,550,732 km (0.091 R)
• M5: 2,060,262 km (0.065 R)
• M6: 4,012,065 km (0.073 R)
• M7: 4,579,340 km (0.097 R)
• M8: 5,079,147 km (0.092 R)
• M9: 6,211,004 km (0.084 R)
• M10: 7,221,688 km (0.107 R)
• M11: 7,660,757 km (0.104 R)
• M12: 9,144,918 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.6

Radius: 10.3

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.75 AU - 2.37 AU

Year: 1940 Days

Day: 5.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 21,142,805 km

• M1: 132,993 km (0.106 R)
• M2: 571,015 km (0.072 R)
• M3: 936,931 km (0.12 R)
• M4: 1,284,896 km (0.119 R)
• M5: 2,305,752 km (0.09 R)
• M6: 3,530,659 km (0.069 R)
• M7: 4,236,462 km (0.119 R)
• M8: 5,491,738 km (0.098 R)
• M9: 6,053,029 km (0.106 R)
• M10: 7,119,811 km (0.036 R)
• M11: 8,915,883 km (0.059 R)
• M12: 10,475,591 km (0.069 R)
• M13: 10,958,194 km (0.115 R)
• M14: 11,769,164 km (0.098 R)
• M15: 12,169,188 km (0.052 R)
• M16: 13,597,549 km (0.109 R)
• M17: 14,127,425 km (0.117 R)
• M18: 15,322,861 km (0.112 R)
• M19: 15,752,057 km (0.067 R)
• M20: 16,189,182 km (0.101 R)
• M21: 17,036,954 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.6

Radius: 14.2

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.72 AU - 2.8 AU

Year: 2229 Days

Day: 11.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,142,805 km

• M1: 177,124 km (0.057 R)
• M2: 678,875 km (0.116 R)
• M3: 1,150,408 km (0.107 R)
• M4: 1,626,129 km (0.09 R)
• M5: 3,040,577 km (0.09 R)
• M6: 3,769,418 km (0.104 R)
• M7: 4,751,228 km (0.093 R)
• M8: 5,357,249 km (0.116 R)
• M9: 5,850,922 km (0.069 R)
• M10: 7,167,234 km (0.049 R)
• M11: 7,768,468 km (0.096 R)
• M12: 8,314,650 km (0.117 R)
• M13: 9,975,336 km (0.079 R)
• M14: 10,483,220 km (0.087 R)
• M15: 11,441,096 km (0.093 R)
• M16: 12,379,224 km (0.11 R)
• M17: 13,086,074 km (0.106 R)
• M18: 14,239,174 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.9

Radius: 13.9

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.14 AU - 2.66 AU

Year: 2439 Days

Day: 12.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,142,805 km

• M1: 172,935 km (0.054 R)
• M2: 744,848 km (0.116 R)
• M3: 1,472,043 km (0.066 R)
• M4: 2,019,721 km (0.095 R)
• M5: 2,546,455 km (0.076 R)
• M6: 4,112,146 km (0.077 R)
• M7: 4,684,807 km (0.1 R)
• M8: 6,042,258 km (0.03 R)
• M9: 7,951,127 km (0.11 R)
• M10: 10,716,593 km (0.075 R)
• M11: 11,252,602 km (0.032 R)
• M12: 12,378,476 km (0.081 R)
• M13: 14,025,100 km (0.059 R)
• M14: 14,713,699 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.2

Radius: 13

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.62 AU - 4.9 AU

Year: 6813 Days

Day: 13.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 21,142,805 km

• M1: 161,715 km (0.11 R)
• M2: 693,536 km (0.058 R)
• M3: 1,315,115 km (0.091 R)
• M4: 2,310,838 km (0.079 R)
• M5: 2,914,915 km (0.103 R)
• M6: 4,706,199 km (0.108 R)
• M7: 5,900,290 km (0.058 R)
• M8: 7,323,414 km (0.115 R)
• M9: 8,233,418 km (0.048 R)
• M10: 8,798,300 km (0.099 R)
• M11: 9,260,108 km (0.112 R)
• M12: 9,826,785 km (0.065 R)
• M13: 10,743,820 km (0.107 R)
• M14: 13,177,179 km (0.076 R)
• M15: 13,782,901 km (0.092 R)
• M16: 14,464,768 km (0.09 R)
• M17: 15,712,264 km (0.086 R)
• M18: 16,205,788 km (0.059 R)
• M19: 18,149,962 km (0.069 R)
• M20: 18,625,085 km (0.111 R)
• M21: 19,388,482 km (0.116 R)
• M22: 25,077,689 km (0.061 R)
• M23: 29,125,060 km (0.109 R)
• M24: 29,870,805 km (0.05 R)
• M25: 31,497,981 km (0.098 R)
• M26: 33,183,351 km (0.111 R)
• M27: 33,997,014 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.4

Radius: 14.1

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.55 AU - 5.19 AU

Year: 7050 Days

Day: 13.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 21,142,805 km

• M1: 175,329 km (0.073 R)
• M2: 658,231 km (0.044 R)
• M3: 1,492,987 km (0.058 R)
• M4: 2,295,879 km (0.108 R)
• M5: 2,846,698 km (0.057 R)
• M6: 3,531,258 km (0.118 R)
• M7: 4,013,412 km (0.101 R)
• M8: 4,567,223 km (0.091 R)
• M9: 5,927,965 km (0.094 R)
• M10: 6,367,633 km (0.119 R)
• M11: 7,583,266 km (0.081 R)
• M12: 9,574,862 km (0.111 R)
• M13: 12,378,476 km (0.053 R)
• M14: 13,043,887 km (0.07 R)
• M15: 13,909,161 km (0.101 R)
• M16: 16,012,358 km (0.097 R)
• M17: 16,602,970 km (0.088 R)
• M18: 18,533,680 km (0.091 R)
• M19: 19,702,040 km (0.075 R)
• M20: 20,996,660 km (0.047 R)
• M21: 21,545,983 km (0.084 R)
• M22: 24,610,346 km (0.086 R)
• M23: 27,485,766 km (0.107 R)
• M24: 28,811,652 km (0.078 R)
• M25: 29,882,923 km (0.087 R)
• M26: 33,150,739 km (0.108 R)
• M27: 34,652,552 km (0.101 R)
• M28: 36,762,929 km (0.11 R)
• M29: 38,722,511 km (0.102 R)
• M30: 39,549,339 km (0.034 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.7

Radius: 6.3

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.91 AU - 7.83 AU

Year: 10547 Days

Day: 18.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,142,805 km

• M1: 78,389 km (0.114 R)
• M2: 357,539 km (0.119 R)
• M3: 623,674 km (0.098 R)
• M4: 953,686 km (0.065 R)
• M5: 1,833,023 km (0.101 R)
• M6: 2,034,830 km (0.119 R)
• M7: 2,515,787 km (0.091 R)
• M8: 3,014,397 km (0.101 R)
• M9: 3,638,819 km (0.031 R)
• M10: 6,823,608 km (0.091 R)
• M11: 7,823,819 km (0.093 R)
• M12: 10,278,271 km (0.077 R)
• M13: 11,007,561 km (0.05 R)
• M14: 14,694,251 km (0.095 R)
• M15: 15,898,065 km (0.08 R)
• M16: 19,256,238 km (0.12 R)
• M17: 22,915,252 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.2

Radius: 3.4

Gravity: 32.46 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.32 AU - 7.66 AU

Year: 10846 Days

Day: 17.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 21,142,805 km

• M1: 42,336 km (0.088 R)
• M2: 256,411 km (0.057 R)
• M3: 476,619 km (0.096 R)
• M4: 1,050,925 km (0.099 R)
• M5: 1,298,360 km (0.082 R)
• M6: 1,515,127 km (0.117 R)
• M7: 1,725,911 km (0.096 R)
• M8: 1,971,850 km (0.113 R)
• M9: 2,120,251 km (0.096 R)
• M10: 2,258,329 km (0.089 R)
• M11: 2,458,043 km (0.112 R)
• M12: 3,041,325 km (0.101 R)
• M13: 3,446,585 km (0.051 R)
• M14: 4,254,563 km (0.085 R)
• M15: 5,757,573 km (0.111 R)
• M16: 7,074,483 km (0.113 R)
• M17: 7,621,264 km (0.112 R)
• M18: 7,987,180 km (0.104 R)
• M19: 8,111,795 km (0.113 R)
• M20: 9,522,503 km (0.104 R)
• M21: 14,782,514 km (0.078 R)
• M22: 18,126,026 km (0.097 R)
• M23: 18,341,447 km (0.115 R)
• M24: 28,710,075 km (0.058 R)
• M25: 32,458,100 km (0.08 R)
• M26: 33,632,294 km (0.052 R)
• M27: 36,178,151 km (0.071 R)
• M28: 37,439,859 km (0.095 R)
• M29: 37,672,484 km (0.031 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17.6

Radius: 7

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.95 AU - 11.43 AU

Year: 18276 Days

Day: 16.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,142,805 km

• M1: 87,066 km (0.1 R)
• M2: 539,450 km (0.055 R)
• M3: 1,454,989 km (0.101 R)
• M4: 1,868,477 km (0.089 R)
• M5: 2,929,725 km (0.091 R)
• M6: 3,647,794 km (0.054 R)
• M7: 5,632,659 km (0.118 R)
• M8: 7,465,083 km (0.101 R)
• M9: 12,972,379 km (0.105 R)
• M10: 13,340,091 km (0.115 R)
• M11: 17,187,898 km (0.073 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: 207 - 19,082 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit