🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.8

Radius: 12.7

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.71 AU - 1.17 AU

Year: 608 Days

Day: 5.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,881,160 km

• M1: 158,723 km (0.066 R)
• M2: 625,319 km (0.074 R)
• M3: 1,194,838 km (0.084 R)
• M4: 1,621,641 km (0.066 R)
• M5: 2,086,741 km (0.076 R)
• M6: 2,491,403 km (0.041 R)
• M7: 3,011,555 km (0.033 R)
• M8: 3,451,522 km (0.062 R)
• M9: 4,153,435 km (0.111 R)
• M10: 4,587,867 km (0.115 R)
• M11: 5,173,992 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.9

Radius: 10.9

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.43 AU - 1.81 AU

Year: 1375 Days

Day: 13.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,881,160 km

• M1: 135,536 km (0.054 R)
• M2: 502,050 km (0.112 R)
• M3: 1,027,737 km (0.028 R)
• M4: 1,450,351 km (0.12 R)
• M5: 1,906,026 km (0.112 R)
• M6: 2,431,863 km (0.108 R)
• M7: 3,024,271 km (0.119 R)
• M8: 3,826,265 km (0.101 R)
• M9: 4,223,896 km (0.099 R)
• M10: 5,330,023 km (0.063 R)
• M11: 7,803,623 km (0.098 R)
• M12: 8,218,757 km (0.047 R)
• M13: 9,306,334 km (0.069 R)
• M14: 9,805,243 km (0.079 R)
• M15: 10,191,205 km (0.104 R)
• M16: 10,553,831 km (0.038 R)
• M17: 11,622,408 km (0.091 R)
• M18: 12,686,049 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.4

Radius: 9

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.54 AU - 2.62 AU

Year: 2763 Days

Day: 11.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,881,160 km

• M1: 116,088 km (0.109 R)
• M2: 398,080 km (0.081 R)
• M3: 991,235 km (0.065 R)
• M4: 1,400,386 km (0.117 R)
• M5: 1,776,176 km (0.099 R)
• M6: 2,548,549 km (0.071 R)
• M7: 2,878,263 km (0.092 R)
• M8: 3,819,832 km (0.051 R)
• M9: 4,105,414 km (0.101 R)
• M10: 5,269,435 km (0.105 R)
• M11: 6,186,919 km (0.114 R)
• M12: 7,645,349 km (0.058 R)
• M13: 7,969,079 km (0.106 R)
• M14: 8,471,877 km (0.118 R)
• M15: 8,924,560 km (0.075 R)
• M16: 10,146,625 km (0.081 R)
• M17: 10,939,494 km (0.115 R)
• M18: 11,560,774 km (0.056 R)
• M19: 14,479,129 km (0.056 R)
• M20: 14,975,794 km (0.1 R)
• M21: 15,330,042 km (0.112 R)
• M22: 15,689,825 km (0.09 R)
• M23: 19,128,033 km (0.084 R)
• M24: 21,085,371 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646

Radius: 8.6

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.35 AU - 4.01 AU

Year: 4708 Days

Day: 13.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,881,160 km

• M1: 106,962 km (0.115 R)
• M2: 470,037 km (0.064 R)
• M3: 805,285 km (0.107 R)
• M4: 1,079,797 km (0.038 R)
• M5: 1,649,765 km (0.053 R)
• M6: 1,975,589 km (0.088 R)
• M7: 2,267,006 km (0.107 R)
• M8: 2,993,154 km (0.065 R)
• M9: 3,713,468 km (0.079 R)
• M10: 4,231,077 km (0.108 R)
• M11: 4,669,099 km (0.092 R)
• M12: 6,076,366 km (0.063 R)
• M13: 6,507,657 km (0.105 R)
• M14: 6,795,633 km (0.113 R)
• M15: 7,925,396 km (0.095 R)
• M16: 9,295,563 km (0.035 R)
• M17: 10,121,642 km (0.088 R)
• M18: 11,451,418 km (0.098 R)
• M19: 11,966,932 km (0.049 R)
• M20: 13,606,974 km (0.082 R)
• M21: 15,279,029 km (0.087 R)
• M22: 16,545,973 km (0.102 R)
• M23: 16,843,523 km (0.113 R)
• M24: 19,091,680 km (0.03 R)
• M25: 22,754,584 km (0.042 R)
• M26: 23,419,995 km (0.078 R)
• M27: 25,652,145 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.1

Radius: 9.9

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.35 AU - 4.49 AU

Year: 5176 Days

Day: 11 Hours

Environment

Temp: -214 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,881,160 km

• M1: 123,568 km (0.091 R)
• M2: 734,974 km (0.119 R)
• M3: 1,383,631 km (0.108 R)
• M4: 5,150,804 km (0.068 R)
• M5: 5,507,146 km (0.032 R)
• M6: 5,821,452 km (0.107 R)
• M7: 6,300,314 km (0.111 R)
• M8: 11,082,958 km (0.117 R)
• M9: 12,104,113 km (0.103 R)
• M10: 13,492,830 km (0.084 R)
• M11: 14,332,523 km (0.063 R)
• M12: 15,487,120 km (0.098 R)
• M13: 18,803,555 km (0.115 R)
• M14: 19,585,503 km (0.114 R)
• M15: 23,448,868 km (0.105 R)
• M16: 24,661,658 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 287.3

Radius: 6.1

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 8.13 AU - 11.49 AU

Year: 20490 Days

Day: 20.3 Hours

Environment

Temp: -244 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 57,881,160 km

• M1: 112,647 km (0.102 R)
• M2: 364,869 km (0.09 R)
• M3: 1,590,225 km (0.104 R)
• M4: 2,060,262 km (0.115 R)
• M5: 2,449,516 km (0.047 R)
• M6: 2,772,797 km (0.105 R)
• M7: 3,197,954 km (0.101 R)
• M8: 4,059,787 km (0.063 R)
• M9: 4,671,792 km (0.078 R)
• M10: 5,273,475 km (0.077 R)
• M11: 6,001,119 km (0.1 R)
• M12: 7,301,573 km (0.102 R)
• M13: 9,077,300 km (0.084 R)
• M14: 10,336,614 km (0.092 R)
• M15: 11,008,010 km (0.092 R)
• M16: 12,561,733 km (0.111 R)
• M17: 13,196,627 km (0.059 R)
• M18: 15,443,287 km (0.1 R)
• M19: 16,097,628 km (0.087 R)
• M20: 21,472,231 km (0.096 R)
• M21: 23,310,490 km (0.025 R)
• M22: 26,879,297 km (0.08 R)
• M23: 27,296,974 km (0.101 R)
• M24: 34,337,349 km (0.037 R)
• M25: 34,582,540 km (0.062 R)
• M26: 35,450,357 km (0.117 R)
• M27: 36,459,843 km (0.117 R)
• M28: 42,638,684 km (0.065 R)
• M29: 44,213,202 km (0.098 R)
• M30: 45,088,200 km (0.118 R)
• M31: 46,123,417 km (0.107 R)
• M32: 46,722,108 km (0.066 R)
• M33: 47,023,398 km (0.113 R)
• M34: 50,581,733 km (0.082 R)
• M35: 53,324,161 km (0.057 R)
• M36: 54,149,343 km (0.082 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 18,687 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit