🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.4

Radius: 8.6

Gravity: 12.07 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.51 AU - 0.77 AU

Year: 360 Days

Day: 7.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,206,492 km

• M1: 107,561 km (0.111 R)
• M2: 416,630 km (0.079 R)
• M3: 745,745 km (0.111 R)
• M4: 1,043,744 km (0.06 R)
• M5: 1,359,246 km (0.072 R)
• M6: 1,666,071 km (0.098 R)
• M7: 2,069,088 km (0.085 R)
• M8: 2,431,713 km (0.12 R)
• M9: 2,754,097 km (0.101 R)
• M10: 3,473,513 km (0.061 R)
• M11: 3,832,548 km (0.106 R)
• M12: 5,281,104 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.7

Radius: 13.6

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.62 AU - 0.66 AU

Year: 360 Days

Day: 8.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 50,206,492 km

• M1: 173,384 km (0.087 R)
• M2: 702,512 km (0.095 R)
• M3: 1,162,974 km (0.091 R)
• M4: 1,593,816 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.5

Radius: 12.3

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.34 AU - 2.02 AU

Year: 1531 Days

Day: 14.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,206,492 km

• M1: 153,039 km (0.089 R)
• M2: 539,600 km (0.059 R)
• M3: 965,953 km (0.066 R)
• M4: 1,431,352 km (0.097 R)
• M5: 1,859,950 km (0.116 R)
• M6: 3,139,311 km (0.119 R)
• M7: 3,710,925 km (0.111 R)
• M8: 4,759,456 km (0.116 R)
• M9: 5,439,229 km (0.041 R)
• M10: 6,016,527 km (0.084 R)
• M11: 7,154,219 km (0.118 R)
• M12: 7,676,764 km (0.095 R)
• M13: 8,301,335 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.4

Radius: 4.8

Gravity: 23.93 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.27 AU - 6.49 AU

Year: 11328 Days

Day: 22.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 50,206,492 km

• M1: 62,831 km (0.114 R)
• M2: 281,094 km (0.092 R)
• M3: 797,805 km (0.084 R)
• M4: 2,224,670 km (0.075 R)
• M5: 3,042,222 km (0.108 R)
• M6: 3,934,125 km (0.068 R)
• M7: 4,770,078 km (0.061 R)
• M8: 5,020,205 km (0.104 R)
• M9: 5,411,553 km (0.052 R)
• M10: 5,683,672 km (0.086 R)
• M11: 6,292,086 km (0.073 R)
• M12: 6,982,630 km (0.107 R)
• M13: 7,264,323 km (0.043 R)
• M14: 7,722,242 km (0.086 R)
• M15: 9,356,000 km (0.066 R)
• M16: 11,481,786 km (0.119 R)
• M17: 11,649,037 km (0.053 R)
• M18: 11,988,175 km (0.098 R)
• M19: 12,686,199 km (0.089 R)
• M20: 15,009,005 km (0.082 R)
• M21: 16,729,679 km (0.061 R)
• M22: 17,674,540 km (0.096 R)
• M23: 18,197,683 km (0.034 R)
• M24: 19,590,290 km (0.112 R)
• M25: 23,828,846 km (0.119 R)
• M26: 24,744,086 km (0.118 R)
• M27: 25,210,532 km (0.03 R)
• M28: 26,839,803 km (0.118 R)
• M29: 31,489,155 km (0.12 R)
• M30: 35,810,738 km (0.084 R)
• M31: 36,647,589 km (0.103 R)
• M32: 37,619,975 km (0.101 R)
• M33: 39,362,940 km (0.096 R)
• M34: 39,998,132 km (0.056 R)
• M35: 40,899,011 km (0.085 R)
• M36: 44,500,430 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.3

Radius: 4.4

Gravity: 27.86 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.9 AU - 7.42 AU

Year: 12081 Days

Day: 18 Hours

Environment

Temp: -239 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 50,206,492 km

• M1: 54,753 km (0.071 R)
• M2: 204,500 km (0.109 R)
• M3: 595,998 km (0.114 R)
• M4: 756,666 km (0.087 R)
• M5: 956,678 km (0.078 R)
• M6: 1,155,644 km (0.107 R)
• M7: 1,463,666 km (0.072 R)
• M8: 1,667,418 km (0.105 R)
• M9: 2,025,854 km (0.047 R)
• M10: 2,204,923 km (0.077 R)
• M11: 2,615,719 km (0.045 R)
• M12: 2,961,589 km (0.086 R)
• M13: 4,268,925 km (0.025 R)
• M14: 5,601,094 km (0.081 R)
• M15: 5,740,968 km (0.089 R)
• M16: 5,883,086 km (0.105 R)
• M17: 6,590,684 km (0.086 R)
• M18: 6,746,565 km (0.096 R)
• M19: 7,395,072 km (0.059 R)
• M20: 9,739,121 km (0.109 R)
• M21: 11,720,395 km (0.118 R)
• M22: 12,595,094 km (0.079 R)
• M23: 12,895,935 km (0.069 R)
• M24: 14,342,546 km (0.078 R)
• M25: 14,870,028 km (0.091 R)
• M26: 15,547,408 km (0.082 R)
• M27: 17,036,505 km (0.109 R)
• M28: 18,080,548 km (0.082 R)
• M29: 18,309,732 km (0.118 R)
• M30: 18,463,519 km (0.116 R)
• M31: 18,851,875 km (0.094 R)
• M32: 19,644,893 km (0.069 R)
• M33: 24,594,189 km (0.063 R)
• M34: 24,969,829 km (0.112 R)
• M35: 25,253,916 km (0.066 R)
• M36: 32,739,344 km (0.069 R)
• M37: 35,053,773 km (0.117 R)
• M38: 37,723,197 km (0.037 R)
• M39: 38,474,029 km (0.063 R)
• M40: 42,917,984 km (0.043 R)
• M41: 46,968,795 km (0.092 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: 244 - 18,596 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit