🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.26 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.4

Radius: 11.5

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.96 AU - 3.06 AU

Year: 2745 Days

Day: 8.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,167,077 km

• M1: 145,409 km (0.1 R)
• M2: 536,608 km (0.077 R)
• M3: 895,493 km (0.118 R)
• M4: 1,452,745 km (0.072 R)
• M5: 1,873,863 km (0.09 R)
• M6: 2,800,771 km (0.117 R)
• M7: 3,342,465 km (0.062 R)
• M8: 4,205,795 km (0.092 R)
• M9: 4,985,499 km (0.095 R)
• M10: 5,735,283 km (0.09 R)
• M11: 6,558,670 km (0.037 R)
• M12: 6,999,086 km (0.081 R)
• M13: 7,817,536 km (0.026 R)
• M14: 8,504,340 km (0.079 R)
• M15: 9,299,153 km (0.075 R)
• M16: 10,361,448 km (0.09 R)
• M17: 11,581,867 km (0.089 R)
• M18: 14,674,953 km (0.117 R)
• M19: 15,334,679 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.4

Radius: 12.2

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.23 AU - 3.53 AU

Year: 3374 Days

Day: 10.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,167,077 km

• M1: 151,692 km (0.119 R)
• M2: 948,750 km (0.093 R)
• M3: 1,590,375 km (0.101 R)
• M4: 2,049,640 km (0.073 R)
• M5: 3,368,794 km (0.099 R)
• M6: 6,442,133 km (0.117 R)
• M7: 7,032,446 km (0.104 R)
• M8: 7,886,201 km (0.102 R)
• M9: 8,287,423 km (0.067 R)
• M10: 11,112,429 km (0.066 R)
• M11: 11,532,350 km (0.08 R)
• M12: 12,404,057 km (0.062 R)
• M13: 13,366,121 km (0.073 R)
• M14: 14,180,831 km (0.116 R)
• M15: 18,002,907 km (0.111 R)
• M16: 18,524,405 km (0.053 R)
• M17: 21,029,421 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21

Radius: 12.4

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.68 AU - 4.72 AU

Year: 7033 Days

Day: 14.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,167,077 km

• M1: 154,535 km (0.104 R)
• M2: 1,583,194 km (0.102 R)
• M3: 2,008,351 km (0.096 R)
• M4: 2,596,121 km (0.115 R)
• M5: 3,967,784 km (0.112 R)
• M6: 6,658,302 km (0.052 R)
• M7: 7,320,422 km (0.111 R)
• M8: 7,918,814 km (0.08 R)
• M9: 9,243,204 km (0.072 R)
• M10: 9,634,402 km (0.046 R)
• M11: 10,131,067 km (0.119 R)
• M12: 11,277,286 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.7

Radius: 10.5

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.36 AU - 6.12 AU

Year: 8280 Days

Day: 7.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,167,077 km

• M1: 131,796 km (0.039 R)
• M2: 555,158 km (0.109 R)
• M3: 935,735 km (0.119 R)
• M4: 1,394,701 km (0.082 R)
• M5: 4,054,102 km (0.09 R)
• M6: 5,431,001 km (0.093 R)
• M7: 6,103,743 km (0.068 R)
• M8: 7,405,244 km (0.084 R)
• M9: 8,727,091 km (0.095 R)
• M10: 12,217,808 km (0.119 R)
• M11: 14,163,478 km (0.114 R)
• M12: 17,518,509 km (0.114 R)
• M13: 19,181,589 km (0.107 R)
• M14: 21,583,233 km (0.091 R)
• M15: 22,159,035 km (0.113 R)
• M16: 24,332,842 km (0.052 R)
• M17: 25,511,374 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.4

Radius: 7.8

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.16 AU - 9 AU

Year: 14405 Days

Day: 17 Hours

Environment

Temp: -235 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,167,077 km

• M1: 127,158 km (0.041 R)
• M2: 374,144 km (0.108 R)
• M3: 1,208,452 km (0.099 R)
• M4: 1,683,126 km (0.066 R)
• M5: 2,484,073 km (0.061 R)
• M6: 3,092,188 km (0.105 R)
• M7: 3,642,110 km (0.106 R)
• M8: 4,089,108 km (0.095 R)
• M9: 4,601,780 km (0.044 R)
• M10: 4,966,799 km (0.092 R)
• M11: 5,220,816 km (0.099 R)
• M12: 5,483,510 km (0.075 R)
• M13: 5,789,587 km (0.044 R)
• M14: 6,143,087 km (0.099 R)
• M15: 6,815,679 km (0.063 R)
• M16: 7,619,618 km (0.108 R)
• M17: 10,461,828 km (0.088 R)
• M18: 11,364,950 km (0.119 R)
• M19: 12,492,918 km (0.033 R)
• M20: 15,771,954 km (0.112 R)
• M21: 16,744,190 km (0.059 R)
• M22: 18,884,188 km (0.09 R)
• M23: 20,462,146 km (0.11 R)
• M24: 20,706,290 km (0.084 R)
• M25: 22,903,584 km (0.081 R)
• M26: 28,457,255 km (0.064 R)
• M27: 30,526,642 km (0.103 R)
• M28: 30,952,099 km (0.059 R)
• M29: 33,139,668 km (0.109 R)
• M30: 33,589,210 km (0.075 R)
• M31: 34,962,369 km (0.073 R)
• M32: 39,431,306 km (0.041 R)
• M33: 42,922,771 km (0.091 R)
• M34: 43,189,354 km (0.114 R)
• M35: 47,321,397 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 876.7

Radius: 6

Gravity: 24.35 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.46 AU - 7.88 AU

Year: 14662 Days

Day: 22.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,167,077 km

• M1: 74,649 km (0.104 R)
• M2: 410,048 km (0.06 R)
• M3: 619,485 km (0.109 R)
• M4: 1,469,949 km (0.081 R)
• M5: 2,191,758 km (0.105 R)
• M6: 3,231,015 km (0.069 R)
• M7: 3,669,636 km (0.085 R)
• M8: 4,631,400 km (0.094 R)
• M9: 5,483,660 km (0.115 R)
• M10: 7,040,375 km (0.065 R)
• M11: 7,265,071 km (0.101 R)
• M12: 8,613,097 km (0.064 R)
• M13: 11,298,080 km (0.031 R)
• M14: 13,165,211 km (0.101 R)
• M15: 13,924,121 km (0.103 R)
• M16: 14,931,962 km (0.115 R)
• M17: 19,451,314 km (0.076 R)
• M18: 21,924,017 km (0.108 R)
• M19: 22,307,286 km (0.107 R)
• M20: 23,986,373 km (0.078 R)
• M21: 26,932,703 km (0.082 R)
• M22: 31,547,498 km (0.037 R)
• M23: 32,529,758 km (0.08 R)
• M24: 33,532,064 km (0.111 R)
• M25: 38,994,480 km (0.045 R)
• M26: 39,275,275 km (0.096 R)
• M27: 41,715,516 km (0.049 R)
• M28: 45,485,233 km (0.093 R)
• M29: 46,896,090 km (0.07 R)
• M30: 47,852,619 km (0.08 R)
• M31: 54,215,166 km (0.051 R)
• M32: 59,619,389 km (0.11 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 153 - 14,134 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit