🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.2

Radius: 8.7

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.78 AU - 0.94 AU

Year: 523 Days

Day: 13.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,095,607 km

• M1: 108,159 km (0.062 R)
• M2: 454,778 km (0.052 R)
• M3: 740,210 km (0.114 R)
• M4: 1,125,126 km (0.11 R)
• M5: 1,409,362 km (0.095 R)
• M6: 1,847,982 km (0.103 R)
• M7: 2,324,452 km (0.09 R)
• M8: 2,832,037 km (0.07 R)
• M9: 3,122,856 km (0.112 R)
• M10: 3,718,405 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.4

Radius: 13

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.8 AU - 4.08 AU

Year: 4185 Days

Day: 14 Hours

Environment

Temp: -208 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,095,607 km

• M1: 161,715 km (0.062 R)
• M2: 626,665 km (0.11 R)
• M3: 1,384,678 km (0.056 R)
• M4: 2,469,711 km (0.109 R)
• M5: 3,420,406 km (0.093 R)
• M6: 4,059,039 km (0.068 R)
• M7: 4,700,814 km (0.116 R)
• M8: 5,746,653 km (0.06 R)
• M9: 6,188,116 km (0.095 R)
• M10: 6,715,897 km (0.092 R)
• M11: 7,650,884 km (0.036 R)
• M12: 8,482,349 km (0.117 R)
• M13: 9,574,862 km (0.088 R)
• M14: 10,715,097 km (0.111 R)
• M15: 11,478,196 km (0.102 R)
• M16: 13,012,920 km (0.108 R)
• M17: 14,518,324 km (0.052 R)
• M18: 16,486,284 km (0.089 R)
• M19: 17,749,189 km (0.114 R)
• M20: 18,372,713 km (0.113 R)
• M21: 19,796,137 km (0.049 R)
• M22: 21,014,611 km (0.081 R)
• M23: 21,571,863 km (0.086 R)
• M24: 22,210,497 km (0.034 R)
• M25: 23,008,302 km (0.114 R)
• M26: 23,600,410 km (0.116 R)
• M27: 24,969,829 km (0.067 R)
• M28: 26,311,273 km (0.093 R)
• M29: 27,040,563 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.7

Radius: 11.3

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.82 AU - 4.48 AU

Year: 4575 Days

Day: 6.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,095,607 km

• M1: 140,472 km (0.108 R)
• M2: 616,194 km (0.051 R)
• M3: 994,078 km (0.106 R)
• M4: 1,555,818 km (0.118 R)
• M5: 2,022,862 km (0.082 R)
• M6: 2,651,173 km (0.116 R)
• M7: 3,364,755 km (0.12 R)
• M8: 3,789,314 km (0.049 R)
• M9: 4,930,596 km (0.074 R)
• M10: 5,423,820 km (0.094 R)
• M11: 7,206,877 km (0.112 R)
• M12: 8,288,620 km (0.104 R)
• M13: 14,693,353 km (0.109 R)
• M14: 16,788,771 km (0.076 R)
• M15: 17,908,062 km (0.079 R)
• M16: 18,485,958 km (0.067 R)
• M17: 19,142,693 km (0.104 R)
• M18: 19,814,836 km (0.082 R)
• M19: 21,492,277 km (0.119 R)
• M20: 22,439,531 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.4

Radius: 13.1

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.21 AU - 4.37 AU

Year: 5829 Days

Day: 8.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,095,607 km

• M1: 166,353 km (0.107 R)
• M2: 1,236,127 km (0.047 R)
• M3: 1,761,665 km (0.098 R)
• M4: 2,787,906 km (0.095 R)
• M5: 3,803,975 km (0.114 R)
• M6: 6,421,638 km (0.099 R)
• M7: 7,133,275 km (0.047 R)
• M8: 8,152,635 km (0.063 R)
• M9: 10,479,929 km (0.097 R)
• M10: 11,386,343 km (0.084 R)
• M11: 13,400,379 km (0.115 R)
• M12: 15,243,873 km (0.074 R)
• M13: 19,486,918 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.3

Radius: 6.8

Gravity: 19.75 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 6.21 AU - 6.85 AU

Year: 10947 Days

Day: 16.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,095,607 km

• M1: 85,121 km (0.116 R)
• M2: 326,871 km (0.074 R)
• M3: 573,708 km (0.11 R)
• M4: 838,795 km (0.055 R)
• M5: 2,150,619 km (0.107 R)
• M6: 2,941,693 km (0.083 R)
• M7: 4,850,711 km (0.096 R)
• M8: 6,118,852 km (0.045 R)
• M9: 6,389,026 km (0.098 R)
• M10: 7,036,485 km (0.117 R)
• M11: 7,726,880 km (0.074 R)
• M12: 8,797,252 km (0.106 R)
• M13: 9,342,686 km (0.116 R)
• M14: 10,446,270 km (0.117 R)
• M15: 10,944,879 km (0.081 R)
• M16: 11,751,810 km (0.119 R)
• M17: 12,721,953 km (0.077 R)
• M18: 14,958,889 km (0.105 R)
• M19: 15,879,365 km (0.068 R)
• M20: 17,832,964 km (0.053 R)
• M21: 20,194,665 km (0.114 R)
• M22: 23,973,059 km (0.063 R)
• M23: 25,727,543 km (0.075 R)
• M24: 29,708,940 km (0.026 R)
• M25: 32,424,590 km (0.11 R)
• M26: 39,527,946 km (0.047 R)
• M27: 43,652,659 km (0.048 R)
• M28: 44,510,602 km (0.11 R)
• M29: 52,262,615 km (0.044 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 639

Radius: 6.2

Gravity: 16.62 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.22 AU - 10.92 AU

Year: 17919 Days

Day: 22.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,095,607 km

• M1: 85,720 km (0.047 R)
• M2: 365,168 km (0.096 R)
• M3: 1,674,748 km (0.106 R)
• M4: 2,789,851 km (0.044 R)
• M5: 3,433,271 km (0.096 R)
• M6: 4,494,219 km (0.115 R)
• M7: 5,602,889 km (0.089 R)
• M8: 11,249,760 km (0.041 R)
• M9: 14,762,617 km (0.105 R)
• M10: 20,191,524 km (0.111 R)
• M11: 23,649,179 km (0.088 R)
• M12: 26,706,361 km (0.106 R)
• M13: 30,855,458 km (0.038 R)
• M14: 32,704,189 km (0.115 R)
• M15: 38,271,025 km (0.027 R)
• M16: 39,256,426 km (0.096 R)
• M17: 47,432,698 km (0.117 R)
• M18: 66,438,658 km (0.082 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 16,510 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit