🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.1

Radius: 13.8

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.5 AU - 0.54 AU

Year: 254 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 71,210,318 km

• M1: 171,589 km (0.107 R)
• M2: 606,619 km (0.05 R)
• M3: 1,129,165 km (0.113 R)
• M4: 1,673,851 km (0.098 R)
• M5: 2,199,687 km (0.091 R)
• M6: 3,130,335 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.3

Radius: 9.7

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.49 AU - 0.57 AU

Year: 262 Days

Day: 11.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,210,318 km

• M1: 120,576 km (0.118 R)
• M2: 435,180 km (0.105 R)
• M3: 789,278 km (0.114 R)
• M4: 1,157,289 km (0.083 R)
• M5: 1,583,344 km (0.113 R)
• M6: 1,890,618 km (0.102 R)
• M7: 2,222,127 km (0.093 R)
• M8: 2,719,240 km (0.111 R)
• M9: 3,164,893 km (0.118 R)
• M10: 3,481,292 km (0.112 R)
• M11: 3,960,155 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.8

Radius: 13.5

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.01 AU - 1.39 AU

Year: 892 Days

Day: 12.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,210,318 km

• M1: 167,849 km (0.085 R)
• M2: 673,041 km (0.099 R)
• M3: 1,095,954 km (0.103 R)
• M4: 1,788,143 km (0.07 R)
• M5: 2,464,326 km (0.04 R)
• M6: 3,091,590 km (0.085 R)
• M7: 3,969,131 km (0.03 R)
• M8: 4,604,024 km (0.099 R)
• M9: 5,216,627 km (0.105 R)
• M10: 5,787,343 km (0.09 R)
• M11: 6,358,657 km (0.052 R)
• M12: 7,777,294 km (0.033 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.3

Radius: 14.9

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.43 AU - 3.13 AU

Year: 3144 Days

Day: 11.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,210,318 km

• M1: 185,352 km (0.097 R)
• M2: 859,589 km (0.04 R)
• M3: 1,346,530 km (0.116 R)
• M4: 2,475,994 km (0.05 R)
• M5: 4,148,050 km (0.093 R)
• M6: 5,687,262 km (0.117 R)
• M7: 6,482,973 km (0.107 R)
• M8: 7,547,811 km (0.09 R)
• M9: 8,088,009 km (0.106 R)
• M10: 8,581,831 km (0.117 R)
• M11: 10,595,419 km (0.077 R)
• M12: 11,668,634 km (0.047 R)
• M13: 12,671,837 km (0.108 R)
• M14: 17,153,490 km (0.116 R)
• M15: 19,061,312 km (0.063 R)
• M16: 21,843,234 km (0.098 R)
• M17: 23,295,829 km (0.102 R)
• M18: 24,591,496 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.6

Radius: 10.4

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.27 AU - 4.37 AU

Year: 5064 Days

Day: 14.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,210,318 km

• M1: 129,402 km (0.112 R)
• M2: 485,445 km (0.06 R)
• M3: 1,369,868 km (0.066 R)
• M4: 2,816,928 km (0.079 R)
• M5: 3,403,202 km (0.1 R)
• M6: 3,885,805 km (0.116 R)
• M7: 4,472,827 km (0.088 R)
• M8: 4,988,640 km (0.098 R)
• M9: 5,497,871 km (0.062 R)
• M10: 6,016,976 km (0.079 R)
• M11: 6,963,930 km (0.115 R)
• M12: 9,054,860 km (0.05 R)
• M13: 9,847,729 km (0.075 R)
• M14: 10,296,223 km (0.066 R)
• M15: 11,458,449 km (0.098 R)
• M16: 12,545,427 km (0.117 R)
• M17: 13,279,504 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.9

Radius: 4.8

Gravity: 35.5 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 7.68 AU - 9.16 AU

Year: 16571 Days

Day: 20.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 71,210,318 km

• M1: 60,737 km (0.078 R)
• M2: 290,369 km (0.035 R)
• M3: 467,793 km (0.064 R)
• M4: 637,437 km (0.046 R)
• M5: 983,008 km (0.045 R)
• M6: 1,999,974 km (0.105 R)
• M7: 2,807,204 km (0.107 R)
• M8: 4,215,668 km (0.095 R)
• M9: 4,647,557 km (0.094 R)
• M10: 5,293,521 km (0.099 R)
• M11: 8,176,870 km (0.068 R)
• M12: 8,794,410 km (0.117 R)
• M13: 9,609,419 km (0.094 R)
• M14: 10,006,452 km (0.083 R)
• M15: 10,179,986 km (0.085 R)
• M16: 13,515,719 km (0.097 R)
• M17: 14,524,457 km (0.116 R)
• M18: 19,509,358 km (0.064 R)
• M19: 20,608,303 km (0.048 R)
• M20: 22,629,670 km (0.068 R)
• M21: 23,945,084 km (0.116 R)
• M22: 25,203,800 km (0.068 R)
• M23: 28,081,166 km (0.04 R)
• M24: 29,956,525 km (0.07 R)
• M25: 30,196,629 km (0.074 R)
• M26: 33,954,378 km (0.1 R)
• M27: 35,006,650 km (0.106 R)
• M28: 36,900,110 km (0.106 R)
• M29: 38,152,843 km (0.083 R)
• M30: 42,230,881 km (0.117 R)
• M31: 42,988,444 km (0.061 R)
• M32: 57,475,053 km (0.075 R)
• M33: 59,534,268 km (0.116 R)
• M34: 60,677,944 km (0.103 R)
• M35: 70,359,918 km (0.076 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 13,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit