🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.91 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.6

Radius: 13.9

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.7 AU - 1.92 AU

Year: 1652 Days

Day: 13.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,239,703 km

• M1: 172,935 km (0.115 R)
• M2: 645,664 km (0.092 R)
• M3: 1,235,230 km (0.072 R)
• M4: 1,972,298 km (0.043 R)
• M5: 2,862,854 km (0.065 R)
• M6: 3,331,395 km (0.043 R)
• M7: 3,800,384 km (0.072 R)
• M8: 5,679,782 km (0.081 R)
• M9: 6,623,296 km (0.033 R)
• M10: 7,290,951 km (0.068 R)
• M11: 8,318,240 km (0.076 R)
• M12: 9,727,602 km (0.107 R)
• M13: 10,557,421 km (0.08 R)
• M14: 11,007,411 km (0.056 R)
• M15: 12,283,032 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.1

Radius: 11.9

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.44 AU - 4.38 AU

Year: 5244 Days

Day: 12.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,239,703 km

• M1: 162,463 km (0.074 R)
• M2: 580,739 km (0.066 R)
• M3: 1,000,062 km (0.116 R)
• M4: 1,433,596 km (0.052 R)
• M5: 1,851,722 km (0.093 R)
• M6: 3,927,094 km (0.025 R)
• M7: 11,795,194 km (0.117 R)
• M8: 13,314,360 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.5

Radius: 13.5

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.09 AU - 5.27 AU

Year: 6867 Days

Day: 10.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,239,703 km

• M1: 168,447 km (0.064 R)
• M2: 681,568 km (0.036 R)
• M3: 1,263,803 km (0.102 R)
• M4: 1,863,092 km (0.079 R)
• M5: 3,269,461 km (0.114 R)
• M6: 4,511,872 km (0.087 R)
• M7: 7,098,569 km (0.089 R)
• M8: 7,667,489 km (0.079 R)
• M9: 8,670,992 km (0.119 R)
• M10: 10,212,448 km (0.072 R)
• M11: 11,158,804 km (0.077 R)
• M12: 12,494,863 km (0.104 R)
• M13: 14,668,520 km (0.072 R)
• M14: 17,024,836 km (0.089 R)
• M15: 17,742,008 km (0.032 R)
• M16: 18,729,653 km (0.086 R)
• M17: 20,213,066 km (0.064 R)
• M18: 20,881,918 km (0.047 R)
• M19: 21,634,545 km (0.112 R)
• M20: 23,927,581 km (0.109 R)
• M21: 25,363,421 km (0.113 R)
• M22: 26,616,453 km (0.047 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352.5

Radius: 4.4

Gravity: 18.21 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.74 AU - 6.38 AU

Year: 10118 Days

Day: 23.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,239,703 km

• M1: 55,202 km (0.12 R)
• M2: 303,534 km (0.062 R)
• M3: 501,003 km (0.1 R)
• M4: 1,151,604 km (0.07 R)
• M5: 1,394,103 km (0.095 R)
• M6: 1,740,721 km (0.119 R)
• M7: 2,330,286 km (0.025 R)
• M8: 2,473,601 km (0.078 R)
• M9: 2,778,032 km (0.094 R)
• M10: 2,959,943 km (0.112 R)
• M11: 3,149,783 km (0.086 R)
• M12: 3,992,019 km (0.097 R)
• M13: 4,383,666 km (0.09 R)
• M14: 4,658,777 km (0.094 R)
• M15: 6,381,845 km (0.047 R)
• M16: 7,101,561 km (0.085 R)
• M17: 14,483,767 km (0.112 R)
• M18: 15,656,614 km (0.076 R)
• M19: 20,599,328 km (0.086 R)
• M20: 22,967,611 km (0.073 R)
• M21: 29,863,924 km (0.087 R)
• M22: 37,906,754 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.6

Radius: 4.4

Gravity: 18.37 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.32 AU - 8.32 AU

Year: 14832 Days

Day: 20.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,239,703 km

• M1: 56,997 km (0.11 R)
• M2: 296,353 km (0.102 R)
• M3: 437,424 km (0.068 R)
• M4: 624,721 km (0.088 R)
• M5: 965,205 km (0.11 R)
• M6: 1,936,245 km (0.094 R)
• M7: 2,237,535 km (0.071 R)
• M8: 2,715,052 km (0.064 R)
• M9: 3,209,922 km (0.117 R)
• M10: 3,580,326 km (0.119 R)
• M11: 3,896,725 km (0.106 R)
• M12: 5,152,001 km (0.048 R)
• M13: 5,384,626 km (0.113 R)
• M14: 5,624,282 km (0.102 R)
• M15: 6,161,787 km (0.11 R)
• M16: 7,296,786 km (0.079 R)
• M17: 7,891,736 km (0.107 R)
• M18: 9,033,617 km (0.046 R)
• M19: 9,921,032 km (0.113 R)
• M20: 12,688,592 km (0.059 R)
• M21: 14,118,598 km (0.117 R)
• M22: 14,772,640 km (0.087 R)
• M23: 16,070,701 km (0.096 R)
• M24: 17,221,108 km (0.044 R)
• M25: 17,816,358 km (0.108 R)
• M26: 22,814,274 km (0.102 R)
• M27: 24,080,021 km (0.112 R)
• M28: 24,543,176 km (0.082 R)
• M29: 32,334,084 km (0.114 R)
• M30: 35,934,755 km (0.074 R)
• M31: 42,693,886 km (0.079 R)
• M32: 43,919,840 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.1

Radius: 4.7

Gravity: 14.4 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 10.64 AU - 10.82 AU

Year: 23839 Days

Day: 15.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 66,239,703 km

• M1: 58,493 km (0.077 R)
• M2: 281,842 km (0.107 R)
• M3: 587,920 km (0.069 R)
• M4: 874,250 km (0.118 R)
• M5: 1,655,899 km (0.105 R)
• M6: 1,973,346 km (0.053 R)
• M7: 2,502,324 km (0.106 R)
• M8: 2,871,681 km (0.106 R)
• M9: 3,172,073 km (0.095 R)
• M10: 3,548,461 km (0.072 R)
• M11: 4,788,628 km (0.074 R)
• M12: 4,996,868 km (0.103 R)
• M13: 5,657,642 km (0.111 R)
• M14: 6,009,197 km (0.074 R)
• M15: 6,669,821 km (0.089 R)
• M16: 7,241,135 km (0.118 R)
• M17: 9,150,902 km (0.105 R)
• M18: 9,855,657 km (0.119 R)
• M19: 11,995,056 km (0.062 R)
• M20: 16,371,542 km (0.113 R)
• M21: 20,231,915 km (0.069 R)
• M22: 27,313,878 km (0.112 R)
• M23: 34,325,830 km (0.045 R)
• M24: 40,989,517 km (0.085 R)
• M25: 41,278,540 km (0.091 R)
• M26: 42,300,444 km (0.086 R)
• M27: 43,189,653 km (0.116 R)
• M28: 47,664,126 km (0.106 R)
• M29: 51,929,759 km (0.11 R)
• M30: 56,086,934 km (0.072 R)
• M31: 56,980,034 km (0.111 R)
• M32: 59,162,068 km (0.077 R)
• M33: 65,448,769 km (0.103 R)
• M34: 66,239,693 km (0.119 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: 461 - 11,126 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit