🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.2

Radius: 10.3

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.11 AU - 1.37 AU

Year: 921 Days

Day: 14.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,744,748 km

• M1: 128,505 km (0.076 R)
• M2: 467,643 km (0.063 R)
• M3: 873,652 km (0.111 R)
• M4: 1,234,930 km (0.078 R)
• M5: 1,742,366 km (0.098 R)
• M6: 2,186,672 km (0.1 R)
• M7: 2,559,769 km (0.107 R)
• M8: 2,988,666 km (0.081 R)
• M9: 3,334,387 km (0.118 R)
• M10: 4,057,543 km (0.044 R)
• M11: 4,697,822 km (0.102 R)
• M12: 6,201,580 km (0.085 R)
• M13: 8,730,532 km (0.103 R)
• M14: 9,297,059 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.8

Radius: 9.1

Gravity: 12.04 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.27 AU - 1.61 AU

Year: 1152 Days

Day: 9.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,744,748 km

• M1: 113,246 km (0.113 R)
• M2: 703,110 km (0.08 R)
• M3: 1,004,849 km (0.063 R)
• M4: 1,338,003 km (0.098 R)
• M5: 2,474,199 km (0.102 R)
• M6: 3,021,279 km (0.06 R)
• M7: 3,331,545 km (0.088 R)
• M8: 3,947,589 km (0.12 R)
• M9: 6,375,263 km (0.119 R)
• M10: 7,168,431 km (0.096 R)
• M11: 7,750,965 km (0.068 R)
• M12: 8,920,371 km (0.104 R)
• M13: 9,284,044 km (0.053 R)
• M14: 9,879,892 km (0.083 R)
• M15: 12,223,193 km (0.062 R)
• M16: 12,747,983 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.2

Radius: 8.3

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.49 AU - 2.03 AU

Year: 1557 Days

Day: 13.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,744,748 km

• M1: 103,223 km (0.083 R)
• M2: 456,423 km (0.075 R)
• M3: 749,934 km (0.111 R)
• M4: 1,150,108 km (0.078 R)
• M5: 1,659,040 km (0.063 R)
• M6: 2,286,005 km (0.064 R)
• M7: 3,437,609 km (0.094 R)
• M8: 4,039,890 km (0.077 R)
• M9: 4,511,872 km (0.118 R)
• M10: 4,771,574 km (0.032 R)
• M11: 5,212,139 km (0.079 R)
• M12: 5,679,782 km (0.099 R)
• M13: 6,223,571 km (0.072 R)
• M14: 6,724,424 km (0.12 R)
• M15: 8,007,076 km (0.112 R)
• M16: 8,329,460 km (0.086 R)
• M17: 9,413,296 km (0.119 R)
• M18: 10,483,819 km (0.088 R)
• M19: 11,012,797 km (0.065 R)
• M20: 11,783,076 km (0.111 R)
• M21: 12,905,210 km (0.116 R)
• M22: 13,267,386 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200

Radius: 14.4

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.51 AU - 2.19 AU

Year: 1678 Days

Day: 7.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,744,748 km

• M1: 179,069 km (0.089 R)
• M2: 877,541 km (0.111 R)
• M3: 1,475,933 km (0.063 R)
• M4: 2,089,733 km (0.116 R)
• M5: 2,762,624 km (0.1 R)
• M6: 3,284,720 km (0.11 R)
• M7: 4,011,018 km (0.076 R)
• M8: 4,985,947 km (0.119 R)
• M9: 6,431,512 km (0.104 R)
• M10: 7,008,959 km (0.066 R)
• M11: 7,596,729 km (0.04 R)
• M12: 8,242,843 km (0.086 R)
• M13: 9,336,254 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.6

Radius: 14.7

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.46 AU - 2.28 AU

Year: 1705 Days

Day: 7.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,744,748 km

• M1: 182,958 km (0.119 R)
• M2: 1,109,119 km (0.081 R)
• M3: 1,658,741 km (0.073 R)
• M4: 2,253,393 km (0.098 R)
• M5: 2,900,404 km (0.081 R)
• M6: 3,792,755 km (0.095 R)
• M7: 4,294,506 km (0.103 R)
• M8: 5,164,118 km (0.096 R)
• M9: 6,248,254 km (0.109 R)
• M10: 6,738,486 km (0.027 R)
• M11: 9,387,715 km (0.085 R)
• M12: 10,313,277 km (0.104 R)
• M13: 11,795,493 km (0.088 R)
• M14: 12,668,995 km (0.105 R)
• M15: 13,628,067 km (0.119 R)
• M16: 14,769,798 km (0.071 R)
• M17: 15,503,575 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.7

Radius: 11.1

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.91 AU - 1.93 AU

Year: 1774 Days

Day: 6.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,744,748 km

• M1: 138,228 km (0.063 R)
• M2: 547,229 km (0.1 R)
• M3: 1,246,150 km (0.091 R)
• M4: 1,801,308 km (0.053 R)
• M5: 2,857,619 km (0.077 R)
• M6: 3,582,719 km (0.038 R)
• M7: 4,017,301 km (0.061 R)
• M8: 4,406,256 km (0.09 R)
• M9: 4,777,857 km (0.098 R)
• M10: 5,351,714 km (0.072 R)
• M11: 5,995,733 km (0.103 R)
• M12: 6,690,765 km (0.115 R)
• M13: 7,211,515 km (0.078 R)
• M14: 7,641,459 km (0.078 R)
• M15: 7,997,801 km (0.092 R)
• M16: 8,840,337 km (0.093 R)
• M17: 9,367,071 km (0.066 R)
• M18: 9,810,180 km (0.077 R)
• M19: 11,685,838 km (0.053 R)
• M20: 13,188,399 km (0.099 R)
• M21: 14,318,910 km (0.064 R)
• M22: 14,770,396 km (0.067 R)
• M23: 16,279,839 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.9

Radius: 12.3

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.36 AU - 2.68 AU

Year: 2668 Days

Day: 9.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,744,748 km

• M1: 153,787 km (0.043 R)
• M2: 576,700 km (0.082 R)
• M3: 980,614 km (0.055 R)
• M4: 1,473,838 km (0.108 R)
• M5: 1,983,369 km (0.094 R)
• M6: 2,369,032 km (0.037 R)
• M7: 2,994,650 km (0.044 R)
• M8: 3,579,727 km (0.077 R)
• M9: 4,017,900 km (0.082 R)
• M10: 4,491,826 km (0.106 R)
• M11: 7,239,041 km (0.093 R)
• M12: 7,693,818 km (0.093 R)
• M13: 9,707,256 km (0.118 R)
• M14: 11,151,474 km (0.1 R)
• M15: 12,997,362 km (0.072 R)
• M16: 14,700,684 km (0.083 R)
• M17: 16,548,217 km (0.117 R)
• M18: 17,936,037 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.4

Radius: 13.1

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.74 AU - 3.58 AU

Year: 3746 Days

Day: 6.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,744,748 km

• M1: 163,211 km (0.07 R)
• M2: 663,167 km (0.105 R)
• M3: 1,463,366 km (0.035 R)
• M4: 2,413,014 km (0.109 R)
• M5: 3,307,609 km (0.027 R)
• M6: 4,321,434 km (0.082 R)
• M7: 4,815,107 km (0.085 R)
• M8: 5,478,872 km (0.072 R)
• M9: 6,648,877 km (0.106 R)
• M10: 7,473,311 km (0.087 R)
• M11: 7,944,844 km (0.069 R)
• M12: 9,402,675 km (0.047 R)
• M13: 9,953,046 km (0.105 R)
• M14: 10,483,220 km (0.118 R)
• M15: 11,161,647 km (0.108 R)
• M16: 11,644,848 km (0.085 R)
• M17: 12,559,340 km (0.079 R)
• M18: 13,276,213 km (0.073 R)
• M19: 14,531,339 km (0.06 R)
• M20: 16,475,961 km (0.117 R)
• M21: 16,988,035 km (0.101 R)
• M22: 18,405,924 km (0.108 R)
• M23: 21,341,782 km (0.092 R)
• M24: 22,087,527 km (0.095 R)
• M25: 22,710,602 km (0.114 R)
• M26: 24,429,631 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.4

Radius: 4.6

Gravity: 29.08 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 8 AU - 10.34 AU

Year: 18518 Days

Day: 18 Hours

Environment

Temp: -241 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 69,744,748 km

• M1: 57,296 km (0.059 R)
• M2: 306,825 km (0.069 R)
• M3: 693,386 km (0.049 R)
• M4: 872,305 km (0.043 R)
• M5: 1,324,988 km (0.099 R)
• M6: 1,475,035 km (0.117 R)
• M7: 1,670,410 km (0.097 R)
• M8: 2,153,461 km (0.053 R)
• M9: 3,308,507 km (0.085 R)
• M10: 3,473,812 km (0.102 R)
• M11: 5,482,762 km (0.119 R)
• M12: 6,840,363 km (0.102 R)
• M13: 8,356,687 km (0.107 R)
• M14: 9,085,527 km (0.115 R)
• M15: 9,301,397 km (0.057 R)
• M16: 11,588,300 km (0.035 R)
• M17: 13,937,286 km (0.04 R)
• M18: 15,565,808 km (0.092 R)
• M19: 15,719,894 km (0.111 R)
• M20: 17,900,582 km (0.073 R)
• M21: 21,204,900 km (0.106 R)
• M22: 22,554,422 km (0.11 R)
• M23: 22,751,742 km (0.1 R)
• M24: 23,451,411 km (0.112 R)
• M25: 25,636,886 km (0.073 R)
• M26: 28,067,852 km (0.114 R)
• M27: 29,692,485 km (0.113 R)
• M28: 30,167,907 km (0.046 R)
• M29: 31,012,087 km (0.105 R)
• M30: 40,774,096 km (0.094 R)
• M31: 51,539,758 km (0.071 R)
• M32: 52,571,684 km (0.115 R)
• M33: 53,793,001 km (0.115 R)
• M34: 53,968,928 km (0.099 R)
• M35: 55,033,017 km (0.115 R)
• M36: 56,473,346 km (0.112 R)
• M37: 60,183,672 km (0.083 R)
• M38: 64,053,320 km (0.098 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: 228 - 19,034 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit