🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.2

Radius: 10.6

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.53 AU - 0.77 AU

Year: 349 Days

Day: 6.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,187,933 km

• M1: 131,796 km (0.113 R)
• M2: 579,393 km (0.081 R)
• M3: 919,279 km (0.085 R)
• M4: 1,304,045 km (0.054 R)
• M5: 1,663,080 km (0.096 R)
• M6: 2,104,842 km (0.083 R)
• M7: 2,521,472 km (0.097 R)
• M8: 3,045,364 km (0.067 R)
• M9: 3,593,042 km (0.068 R)
• M10: 3,985,437 km (0.069 R)
• M11: 4,406,555 km (0.082 R)
• M12: 4,770,377 km (0.113 R)
• M13: 5,230,390 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.9

Radius: 14.3

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.15 AU - 1.31 AU

Year: 910 Days

Day: 13.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,187,933 km

• M1: 177,872 km (0.12 R)
• M2: 719,416 km (0.079 R)
• M3: 1,744,012 km (0.098 R)
• M4: 2,388,031 km (0.053 R)
• M5: 3,358,023 km (0.113 R)
• M6: 4,811,666 km (0.1 R)
• M7: 5,324,787 km (0.055 R)
• M8: 5,933,500 km (0.115 R)
• M9: 6,802,664 km (0.119 R)
• M10: 8,564,777 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.3

Radius: 14.4

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.12 AU - 1.38 AU

Year: 932 Days

Day: 13.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 84,187,933 km

• M1: 179,069 km (0.048 R)
• M2: 834,607 km (0.075 R)
• M3: 1,487,452 km (0.056 R)
• M4: 2,037,822 km (0.105 R)
• M5: 2,818,873 km (0.084 R)
• M6: 3,449,577 km (0.1 R)
• M7: 4,564,979 km (0.086 R)
• M8: 5,855,410 km (0.029 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.5

Radius: 14.3

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.93 AU - 2.73 AU

Year: 2372 Days

Day: 9.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,187,933 km

• M1: 178,321 km (0.101 R)
• M2: 730,786 km (0.086 R)
• M3: 1,504,057 km (0.085 R)
• M4: 2,199,986 km (0.032 R)
• M5: 2,701,588 km (0.058 R)
• M6: 3,293,696 km (0.102 R)
• M7: 4,212,676 km (0.094 R)
• M8: 5,014,072 km (0.093 R)
• M9: 6,317,668 km (0.11 R)
• M10: 7,861,817 km (0.062 R)
• M11: 9,023,145 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.7

Radius: 10.5

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.42 AU - 4.92 AU

Year: 5679 Days

Day: 11.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 84,187,933 km

• M1: 130,599 km (0.087 R)
• M2: 758,162 km (0.06 R)
• M3: 1,336,208 km (0.103 R)
• M4: 1,755,830 km (0.094 R)
• M5: 2,148,525 km (0.053 R)
• M6: 2,536,282 km (0.083 R)
• M7: 3,077,827 km (0.078 R)
• M8: 4,278,499 km (0.057 R)
• M9: 4,652,494 km (0.109 R)
• M10: 5,023,048 km (0.09 R)
• M11: 5,359,942 km (0.077 R)
• M12: 5,908,069 km (0.063 R)
• M13: 6,463,077 km (0.102 R)
• M14: 7,847,904 km (0.047 R)
• M15: 9,189,947 km (0.081 R)
• M16: 9,656,393 km (0.051 R)
• M17: 10,138,547 km (0.1 R)
• M18: 10,469,009 km (0.117 R)
• M19: 10,892,071 km (0.099 R)
• M20: 11,772,455 km (0.076 R)
• M21: 13,279,055 km (0.113 R)
• M22: 14,078,656 km (0.117 R)
• M23: 16,050,804 km (0.079 R)
• M24: 16,557,044 km (0.109 R)
• M25: 17,720,167 km (0.043 R)
• M26: 18,443,772 km (0.06 R)
• M27: 19,249,805 km (0.083 R)
• M28: 20,865,612 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.6

Radius: 8.8

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.14 AU - 5.18 AU

Year: 7816 Days

Day: 5.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,187,933 km

• M1: 111,450 km (0.09 R)
• M2: 448,794 km (0.119 R)
• M3: 740,061 km (0.071 R)
• M4: 2,957,700 km (0.102 R)
• M5: 3,467,679 km (0.054 R)
• M6: 4,059,039 km (0.064 R)
• M7: 4,404,461 km (0.116 R)
• M8: 4,959,319 km (0.109 R)
• M9: 5,296,961 km (0.114 R)
• M10: 7,364,404 km (0.107 R)
• M11: 9,273,722 km (0.098 R)
• M12: 9,787,590 km (0.089 R)
• M13: 10,872,025 km (0.086 R)
• M14: 12,645,957 km (0.072 R)
• M15: 13,656,191 km (0.064 R)
• M16: 14,321,453 km (0.1 R)
• M17: 15,537,235 km (0.055 R)
• M18: 17,200,015 km (0.098 R)
• M19: 18,842,151 km (0.114 R)
• M20: 19,182,785 km (0.07 R)
• M21: 20,158,313 km (0.112 R)
• M22: 21,239,906 km (0.117 R)
• M23: 22,359,646 km (0.118 R)
• M24: 24,232,461 km (0.064 R)
• M25: 30,475,031 km (0.101 R)
• M26: 31,994,497 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.9

Radius: 9.9

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.18 AU - 6.2 AU

Year: 7885 Days

Day: 6 Hours

Environment

Temp: -217 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,187,933 km

• M1: 123,269 km (0.072 R)
• M2: 584,329 km (0.064 R)
• M3: 1,078,152 km (0.104 R)
• M4: 1,744,311 km (0.097 R)
• M5: 4,957,524 km (0.089 R)
• M6: 8,099,378 km (0.099 R)
• M7: 13,463,210 km (0.083 R)
• M8: 17,885,173 km (0.119 R)
• M9: 20,105,954 km (0.052 R)
• M10: 25,250,026 km (0.115 R)
• M11: 31,021,362 km (0.046 R)
• M12: 31,870,929 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 844.7

Radius: 3.2

Gravity: 82.49 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 7.5 AU - 12.42 AU

Year: 20961 Days

Day: 15.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 84,187,933 km

• M1: 45,627 km (0.118 R)
• M2: 224,696 km (0.08 R)
• M3: 378,034 km (0.074 R)
• M4: 616,942 km (0.073 R)
• M5: 807,978 km (0.115 R)
• M6: 1,338,901 km (0.101 R)
• M7: 2,357,513 km (0.043 R)
• M8: 2,823,061 km (0.112 R)
• M9: 2,928,378 km (0.063 R)
• M10: 3,175,065 km (0.116 R)
• M11: 3,435,515 km (0.025 R)
• M12: 3,804,423 km (0.113 R)
• M13: 3,933,227 km (0.087 R)
• M14: 4,441,860 km (0.118 R)
• M15: 4,730,434 km (0.042 R)
• M16: 5,147,513 km (0.081 R)
• M17: 5,881,889 km (0.036 R)
• M18: 6,776,933 km (0.073 R)
• M19: 8,500,450 km (0.113 R)
• M20: 11,400,255 km (0.034 R)
• M21: 12,286,024 km (0.114 R)
• M22: 13,216,673 km (0.039 R)
• M23: 14,896,806 km (0.08 R)
• M24: 17,410,051 km (0.031 R)
• M25: 17,587,025 km (0.115 R)
• M26: 18,674,003 km (0.06 R)
• M27: 25,462,006 km (0.12 R)
• M28: 26,498,720 km (0.086 R)
• M29: 29,777,157 km (0.084 R)
• M30: 32,239,688 km (0.106 R)
• M31: 34,000,604 km (0.1 R)
• M32: 34,277,061 km (0.107 R)
• M33: 36,254,595 km (0.056 R)
• M34: 37,860,678 km (0.098 R)
• M35: 39,819,064 km (0.061 R)
• M36: 54,501,646 km (0.118 R)
• M37: 54,880,278 km (0.077 R)
• M38: 55,070,267 km (0.117 R)
• M39: 63,034,260 km (0.089 R)
• M40: 65,351,531 km (0.113 R)
• M41: 70,378,917 km (0.098 R)
• M42: 74,721,593 km (0.084 R)
• M43: 79,239,299 km (0.076 R)
• M44: 83,684,002 km (0.085 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: 225 - 16,192 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit