🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.8

Radius: 15

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.99 AU - 1.23 AU

Year: 744 Days

Day: 6.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,869,351 km

• M1: 186,549 km (0.115 R)
• M2: 821,292 km (0.1 R)
• M3: 1,294,171 km (0.086 R)
• M4: 1,857,706 km (0.056 R)
• M5: 2,724,626 km (0.109 R)
• M6: 3,744,734 km (0.103 R)
• M7: 4,654,439 km (0.091 R)
• M8: 5,846,883 km (0.103 R)
• M9: 6,602,502 km (0.102 R)
• M10: 7,072,987 km (0.066 R)
• M11: 8,412,636 km (0.063 R)
• M12: 9,074,906 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.5

Radius: 9.9

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.19 AU - 1.55 AU

Year: 1020 Days

Day: 7.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,869,351 km

• M1: 123,269 km (0.119 R)
• M2: 453,132 km (0.081 R)
• M3: 916,736 km (0.076 R)
• M4: 1,776,624 km (0.1 R)
• M5: 2,194,152 km (0.107 R)
• M6: 2,519,976 km (0.101 R)
• M7: 3,667,990 km (0.117 R)
• M8: 4,524,737 km (0.116 R)
• M9: 5,250,736 km (0.104 R)
• M10: 5,818,609 km (0.079 R)
• M11: 6,957,498 km (0.114 R)
• M12: 7,442,644 km (0.095 R)
• M13: 9,701,272 km (0.048 R)
• M14: 10,153,357 km (0.069 R)
• M15: 10,493,991 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.1

Radius: 12.6

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.68 AU - 2.76 AU

Year: 2852 Days

Day: 13.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,869,351 km

• M1: 157,826 km (0.115 R)
• M2: 669,899 km (0.08 R)
• M3: 1,081,593 km (0.111 R)
• M4: 1,698,085 km (0.093 R)
• M5: 2,365,292 km (0.062 R)
• M6: 2,865,098 km (0.116 R)
• M7: 3,902,859 km (0.112 R)
• M8: 7,230,663 km (0.104 R)
• M9: 9,911,607 km (0.042 R)
• M10: 10,830,886 km (0.097 R)
• M11: 11,365,698 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.8

Radius: 10.7

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.12 AU - 3.7 AU

Year: 4004 Days

Day: 13.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,869,351 km

• M1: 133,142 km (0.12 R)
• M2: 472,430 km (0.083 R)
• M3: 848,968 km (0.03 R)
• M4: 1,200,523 km (0.118 R)
• M5: 2,027,201 km (0.099 R)
• M6: 2,508,756 km (0.099 R)
• M7: 3,217,401 km (0.12 R)
• M8: 3,640,165 km (0.104 R)
• M9: 4,379,777 km (0.086 R)
• M10: 4,823,933 km (0.111 R)
• M11: 5,243,705 km (0.095 R)
• M12: 5,687,861 km (0.092 R)
• M13: 6,217,437 km (0.099 R)
• M14: 6,941,940 km (0.066 R)
• M15: 7,616,626 km (0.116 R)
• M16: 8,297,745 km (0.12 R)
• M17: 14,519,521 km (0.091 R)
• M18: 16,311,254 km (0.061 R)
• M19: 17,320,890 km (0.116 R)
• M20: 18,497,926 km (0.093 R)
• M21: 19,009,252 km (0.106 R)
• M22: 20,464,091 km (0.052 R)
• M23: 21,497,663 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.2

Radius: 10.6

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.38 AU - 5.74 AU

Year: 8336 Days

Day: 5.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,869,351 km

• M1: 131,945 km (0.061 R)
• M2: 766,240 km (0.098 R)
• M3: 1,312,123 km (0.058 R)
• M4: 1,866,981 km (0.113 R)
• M5: 2,281,218 km (0.11 R)
• M6: 2,700,690 km (0.106 R)
• M7: 3,361,763 km (0.102 R)
• M8: 3,789,314 km (0.096 R)
• M9: 4,355,542 km (0.089 R)
• M10: 5,444,016 km (0.076 R)
• M11: 5,781,808 km (0.104 R)
• M12: 6,636,162 km (0.082 R)
• M13: 9,268,186 km (0.052 R)
• M14: 10,204,819 km (0.113 R)
• M15: 11,105,697 km (0.072 R)
• M16: 14,826,795 km (0.107 R)
• M17: 16,295,247 km (0.112 R)
• M18: 17,858,395 km (0.027 R)
• M19: 18,954,649 km (0.098 R)
• M20: 23,628,535 km (0.12 R)
• M21: 24,200,298 km (0.118 R)
• M22: 32,296,684 km (0.042 R)
• M23: 33,408,047 km (0.109 R)
• M24: 33,818,394 km (0.12 R)
• M25: 35,600,254 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.1

Radius: 6.7

Gravity: 16.87 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 7.71 AU - 10.75 AU

Year: 17829 Days

Day: 21 Hours

Environment

Temp: -230 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,869,351 km

• M1: 83,775 km (0.061 R)
• M2: 344,075 km (0.049 R)
• M3: 598,541 km (0.085 R)
• M4: 901,327 km (0.118 R)
• M5: 1,193,492 km (0.094 R)
• M6: 2,048,593 km (0.066 R)
• M7: 3,020,531 km (0.12 R)
• M8: 3,312,246 km (0.083 R)
• M9: 3,983,343 km (0.09 R)
• M10: 5,099,791 km (0.08 R)
• M11: 6,199,336 km (0.108 R)
• M12: 7,307,557 km (0.068 R)
• M13: 7,737,052 km (0.11 R)
• M14: 11,229,115 km (0.048 R)
• M15: 14,211,349 km (0.106 R)
• M16: 18,632,116 km (0.091 R)
• M17: 19,705,480 km (0.041 R)
• M18: 20,072,145 km (0.113 R)
• M19: 21,584,878 km (0.111 R)
• M20: 23,786,809 km (0.083 R)
• M21: 30,544,893 km (0.078 R)
• M22: 34,359,041 km (0.067 R)
• M23: 36,932,124 km (0.075 R)
• M24: 37,770,620 km (0.091 R)
• M25: 40,068,593 km (0.114 R)
• M26: 41,701,454 km (0.076 R)
• M27: 46,056,996 km (0.095 R)
• M28: 51,915,847 km (0.091 R)
• M29: 56,760,873 km (0.101 R)
• M30: 59,387,961 km (0.101 R)
• M31: 65,491,255 km (0.058 R)
• M32: 67,545,683 km (0.103 R)
• M33: 68,588,978 km (0.114 R)
• M34: 69,431,214 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: 380 - 14,316 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit