🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.1

Radius: 11.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.4 AU - 0.62 AU

Year: 247 Days

Day: 10.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,611,290 km

• M1: 144,960 km (0.079 R)
• M2: 367,861 km (0.072 R)
• M3: 678,426 km (0.084 R)
• M4: 927,357 km (0.116 R)
• M5: 1,146,817 km (0.108 R)
• M6: 1,680,283 km (0.09 R)
• M7: 1,900,491 km (0.113 R)
• M8: 2,115,463 km (0.08 R)
• M9: 2,455,649 km (0.066 R)
• M10: 2,893,522 km (0.12 R)
• M11: 3,179,553 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.2

Radius: 8.5

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.14 AU - 1.3 AU

Year: 914 Days

Day: 13.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 134.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,611,290 km

• M1: 105,766 km (0.062 R)
• M2: 271,670 km (0.114 R)
• M3: 462,257 km (0.104 R)
• M4: 668,702 km (0.111 R)
• M5: 878,140 km (0.094 R)
• M6: 1,287,589 km (0.082 R)
• M7: 1,452,895 km (0.098 R)
• M8: 1,621,342 km (0.054 R)
• M9: 1,954,496 km (0.048 R)
• M10: 2,266,408 km (0.113 R)
• M11: 2,602,704 km (0.07 R)
• M12: 2,891,278 km (0.109 R)
• M13: 3,131,383 km (0.119 R)
• M14: 3,381,361 km (0.113 R)
• M15: 3,710,775 km (0.062 R)
• M16: 3,887,301 km (0.101 R)
• M17: 4,153,884 km (0.088 R)
• M18: 4,404,012 km (0.079 R)
• M19: 4,635,739 km (0.117 R)
• M20: 5,227,398 km (0.111 R)
• M21: 5,465,708 km (0.105 R)
• M22: 5,943,972 km (0.091 R)
• M23: 6,396,356 km (0.119 R)
• M24: 7,236,797 km (0.111 R)
• M25: 7,752,910 km (0.068 R)
• M26: 8,911,545 km (0.053 R)
• M27: 9,167,956 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.3

Radius: 12.8

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.17 AU - 1.39 AU

Year: 982 Days

Day: 6.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 58.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,611,290 km

• M1: 160,519 km (0.042 R)
• M2: 414,835 km (0.106 R)
• M3: 941,868 km (0.111 R)
• M4: 1,309,879 km (0.084 R)
• M5: 1,589,178 km (0.094 R)
• M6: 1,881,792 km (0.075 R)
• M7: 2,276,431 km (0.065 R)
• M8: 2,568,745 km (0.089 R)
• M9: 2,816,330 km (0.12 R)
• M10: 3,535,596 km (0.088 R)
• M11: 4,196,220 km (0.107 R)
• M12: 4,514,864 km (0.082 R)
• M13: 5,072,714 km (0.072 R)
• M14: 5,319,999 km (0.062 R)
• M15: 5,801,854 km (0.028 R)
• M16: 6,193,352 km (0.041 R)
• M17: 6,598,014 km (0.107 R)
• M18: 7,049,650 km (0.117 R)
• M19: 8,684,904 km (0.075 R)
• M20: 9,164,515 km (0.111 R)
• M21: 9,577,704 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244

Radius: 14.3

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.91 AU - 5.63 AU

Year: 7066 Days

Day: 7.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,611,290 km

• M1: 177,872 km (0.114 R)
• M2: 589,565 km (0.027 R)
• M3: 969,993 km (0.034 R)
• M4: 2,232,449 km (0.115 R)
• M5: 2,734,649 km (0.112 R)
• M6: 3,745,332 km (0.116 R)
• M7: 4,635,290 km (0.113 R)
• M8: 5,576,261 km (0.046 R)
• M9: 7,957,260 km (0.09 R)
• M10: 9,216,874 km (0.093 R)
• M11: 10,873,372 km (0.044 R)
• M12: 11,736,402 km (0.113 R)
• M13: 15,079,914 km (0.089 R)
• M14: 16,594,892 km (0.12 R)
• M15: 18,669,365 km (0.058 R)
• M16: 19,844,606 km (0.076 R)
• M17: 21,198,168 km (0.069 R)
• M18: 22,596,609 km (0.05 R)
• M19: 24,141,506 km (0.089 R)
• M20: 25,113,743 km (0.073 R)
• M21: 25,424,757 km (0.038 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.3

Radius: 4.8

Gravity: 32.91 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 8.15 AU - 8.69 AU

Year: 16571 Days

Day: 22.2 Hours

Environment

Temp: -243 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 82,611,290 km

• M1: 93,199 km (0.031 R)
• M2: 309,518 km (0.098 R)
• M3: 439,668 km (0.06 R)
• M4: 781,499 km (0.106 R)
• M5: 1,126,472 km (0.095 R)
• M6: 1,620,743 km (0.089 R)
• M7: 2,408,526 km (0.11 R)
• M8: 3,090,094 km (0.088 R)
• M9: 4,395,784 km (0.083 R)
• M10: 4,570,963 km (0.052 R)
• M11: 4,821,988 km (0.109 R)
• M12: 5,616,054 km (0.11 R)
• M13: 6,056,320 km (0.087 R)
• M14: 6,387,231 km (0.104 R)
• M15: 6,598,463 km (0.099 R)
• M16: 7,706,684 km (0.038 R)
• M17: 7,799,135 km (0.098 R)
• M18: 8,461,555 km (0.106 R)
• M19: 9,815,864 km (0.095 R)
• M20: 10,994,097 km (0.099 R)
• M21: 11,551,948 km (0.07 R)
• M22: 12,590,905 km (0.101 R)
• M23: 16,853,397 km (0.118 R)
• M24: 18,246,452 km (0.111 R)
• M25: 21,275,809 km (0.078 R)
• M26: 22,600,349 km (0.098 R)
• M27: 22,997,531 km (0.078 R)
• M28: 23,237,486 km (0.109 R)
• M29: 24,456,110 km (0.068 R)
• M30: 27,420,991 km (0.075 R)
• M31: 28,476,553 km (0.115 R)
• M32: 29,281,390 km (0.105 R)
• M33: 33,667,150 km (0.102 R)
• M34: 40,661,000 km (0.097 R)
• M35: 44,128,679 km (0.099 R)
• M36: 44,350,084 km (0.082 R)
• M37: 45,465,635 km (0.064 R)
• M38: 46,254,914 km (0.074 R)
• M39: 47,165,067 km (0.115 R)
• M40: 52,450,659 km (0.098 R)
• M41: 55,260,556 km (0.089 R)
• M42: 56,505,210 km (0.109 R)
• M43: 57,890,337 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 762.3

Radius: 7.4

Gravity: 13.92 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 9.41 AU - 10.59 AU

Year: 21448 Days

Day: 16.9 Hours

Environment

Temp: -243 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 82,611,290 km

• M1: 115,938 km (0.11 R)
• M2: 266,583 km (0.071 R)
• M3: 473,627 km (0.092 R)
• M4: 775,366 km (0.112 R)
• M5: 1,183,319 km (0.088 R)
• M6: 1,551,779 km (0.115 R)
• M7: 1,732,643 km (0.103 R)
• M8: 2,074,623 km (0.029 R)
• M9: 3,039,679 km (0.115 R)
• M10: 3,327,057 km (0.081 R)
• M11: 5,542,302 km (0.103 R)
• M12: 5,886,975 km (0.05 R)
• M13: 6,063,202 km (0.112 R)
• M14: 7,420,054 km (0.087 R)
• M15: 10,316,568 km (0.074 R)
• M16: 10,905,685 km (0.068 R)
• M17: 14,997,037 km (0.09 R)
• M18: 15,778,536 km (0.064 R)
• M19: 19,183,833 km (0.079 R)
• M20: 21,387,260 km (0.106 R)
• M21: 24,333,290 km (0.079 R)
• M22: 26,527,592 km (0.089 R)
• M23: 28,817,038 km (0.088 R)
• M24: 29,404,209 km (0.109 R)
• M25: 34,103,527 km (0.058 R)
• M26: 34,422,171 km (0.115 R)
• M27: 34,635,348 km (0.114 R)
• M28: 34,849,273 km (0.118 R)
• M29: 38,248,884 km (0.093 R)
• M30: 38,812,120 km (0.046 R)
• M31: 39,152,007 km (0.073 R)
• M32: 42,751,331 km (0.073 R)
• M33: 47,755,081 km (0.118 R)
• M34: 49,144,845 km (0.115 R)
• M35: 51,461,967 km (0.096 R)
• M36: 55,172,742 km (0.084 R)
• M37: 55,578,003 km (0.114 R)
• M38: 56,256,728 km (0.064 R)
• M39: 61,692,367 km (0.085 R)
• M40: 62,982,349 km (0.112 R)
• M41: 66,784,229 km (0.057 R)
• M42: 78,376,120 km (0.058 R)
• M43: 79,991,777 km (0.056 R)
• M44: 81,132,610 km (0.124 R)
• M45: 82,446,379 km (0.056 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: 492 - 18,598 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit