🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723

Radius: 12.7

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.68 AU - 0.94 AU

Year: 471 Days

Day: 14.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,352,169 km

• M1: 158,574 km (0.06 R)
• M2: 563,984 km (0.066 R)
• M3: 1,151,305 km (0.102 R)
• M4: 1,587,084 km (0.113 R)
• M5: 2,313,531 km (0.087 R)
• M6: 4,008,625 km (0.088 R)
• M7: 4,429,443 km (0.068 R)
• M8: 6,177,943 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.7

Radius: 10

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.92 AU - 0.96 AU

Year: 588 Days

Day: 8.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,352,169 km

• M1: 124,316 km (0.087 R)
• M2: 447,447 km (0.075 R)
• M3: 1,220,719 km (0.108 R)
• M4: 1,666,071 km (0.07 R)
• M5: 2,027,201 km (0.108 R)
• M6: 2,845,651 km (0.088 R)
• M7: 3,587,357 km (0.095 R)
• M8: 4,395,036 km (0.091 R)
• M9: 4,857,592 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181

Radius: 12.1

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.02 AU - 1.1 AU

Year: 705 Days

Day: 7.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,352,169 km

• M1: 151,393 km (0.114 R)
• M2: 578,794 km (0.098 R)
• M3: 1,099,395 km (0.117 R)
• M4: 1,690,306 km (0.106 R)
• M5: 3,671,431 km (0.115 R)
• M6: 4,067,865 km (0.12 R)
• M7: 4,451,883 km (0.07 R)
• M8: 4,860,136 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.3

Radius: 11.7

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.54 AU - 2.46 AU

Year: 1826 Days

Day: 7.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,352,169 km

• M1: 145,559 km (0.087 R)
• M2: 542,741 km (0.045 R)
• M3: 1,040,004 km (0.113 R)
• M4: 1,439,132 km (0.076 R)
• M5: 2,049,790 km (0.065 R)
• M6: 2,548,549 km (0.113 R)
• M7: 3,039,679 km (0.086 R)
• M8: 3,609,797 km (0.114 R)
• M9: 4,016,852 km (0.038 R)
• M10: 4,473,724 km (0.053 R)
• M11: 5,150,655 km (0.118 R)
• M12: 6,080,106 km (0.108 R)
• M13: 7,706,834 km (0.051 R)
• M14: 9,197,576 km (0.083 R)
• M15: 10,193,001 km (0.114 R)
• M16: 10,562,956 km (0.047 R)
• M17: 12,208,832 km (0.081 R)
• M18: 13,410,402 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.8

Radius: 3.9

Gravity: 42.39 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.34 AU - 7.92 AU

Year: 11023 Days

Day: 15.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,352,169 km

• M1: 51,910 km (0.079 R)
• M2: 217,515 km (0.062 R)
• M3: 414,087 km (0.106 R)
• M4: 1,848,132 km (0.105 R)
• M5: 2,861,957 km (0.083 R)
• M6: 5,797,067 km (0.097 R)
• M7: 10,438,491 km (0.06 R)
• M8: 11,640,360 km (0.097 R)
• M9: 17,151,845 km (0.116 R)
• M10: 17,820,996 km (0.047 R)
• M11: 20,177,312 km (0.117 R)
• M12: 26,760,815 km (0.105 R)
• M13: 27,058,365 km (0.101 R)
• M14: 34,642,828 km (0.111 R)
• M15: 36,921,802 km (0.115 R)
• M16: 39,811,733 km (0.08 R)
• M17: 47,615,805 km (0.041 R)
• M18: 47,761,215 km (0.048 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.7

Radius: 4.9

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.52 AU - 9.92 AU

Year: 15217 Days

Day: 23.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,352,169 km

• M1: 61,036 km (0.106 R)
• M2: 373,247 km (0.073 R)
• M3: 696,079 km (0.087 R)
• M4: 4,863,427 km (0.115 R)
• M5: 5,397,790 km (0.119 R)
• M6: 7,314,887 km (0.094 R)
• M7: 7,557,086 km (0.098 R)
• M8: 8,143,210 km (0.113 R)
• M9: 8,579,887 km (0.081 R)
• M10: 9,264,147 km (0.069 R)
• M11: 10,844,350 km (0.059 R)
• M12: 12,943,956 km (0.032 R)
• M13: 14,338,208 km (0.108 R)
• M14: 22,407,218 km (0.046 R)
• M15: 23,963,634 km (0.092 R)
• M16: 24,768,321 km (0.116 R)
• M17: 26,149,109 km (0.112 R)
• M18: 29,875,443 km (0.106 R)
• M19: 31,332,975 km (0.091 R)
• M20: 44,469,912 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516

Radius: 6

Gravity: 14.33 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 8.75 AU - 12.15 AU

Year: 21812 Days

Day: 22.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,352,169 km

• M1: 224,696 km (0.026 R)
• M2: 652,097 km (0.061 R)
• M3: 954,584 km (0.078 R)
• M4: 1,615,208 km (0.103 R)
• M5: 1,861,746 km (0.095 R)
• M6: 2,072,978 km (0.039 R)
• M7: 2,829,494 km (0.113 R)
• M8: 3,696,863 km (0.082 R)
• M9: 4,590,710 km (0.03 R)
• M10: 6,106,286 km (0.116 R)
• M11: 7,489,917 km (0.106 R)
• M12: 9,455,932 km (0.111 R)
• M13: 10,318,663 km (0.098 R)
• M14: 11,549,255 km (0.098 R)
• M15: 12,874,542 km (0.094 R)
• M16: 13,221,011 km (0.102 R)
• M17: 15,200,939 km (0.069 R)
• M18: 20,855,589 km (0.12 R)
• M19: 23,217,290 km (0.075 R)
• M20: 23,524,415 km (0.102 R)
• M21: 24,568,010 km (0.069 R)
• M22: 25,970,340 km (0.112 R)
• M23: 26,412,402 km (0.117 R)
• M24: 26,635,302 km (0.105 R)
• M25: 26,859,400 km (0.095 R)
• M26: 28,347,151 km (0.082 R)
• M27: 30,988,601 km (0.119 R)
• M28: 31,361,099 km (0.086 R)
• M29: 33,920,719 km (0.037 R)
• M30: 37,172,229 km (0.035 R)
• M31: 40,035,681 km (0.089 R)
• M32: 53,672,275 km (0.094 R)
• M33: 61,327,049 km (0.112 R)
• M34: 65,108,733 km (0.055 R)
• M35: 70,317,432 km (0.056 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 15,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit