🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.9

Radius: 8.1

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.47 AU - 0.71 AU

Year: 319 Days

Day: 10.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,359,165 km

• M1: 100,679 km (0.098 R)
• M2: 386,262 km (0.084 R)
• M3: 905,815 km (0.085 R)
• M4: 1,236,576 km (0.119 R)
• M5: 1,702,274 km (0.062 R)
• M6: 2,221,528 km (0.092 R)
• M7: 2,592,531 km (0.098 R)
• M8: 2,942,889 km (0.113 R)
• M9: 4,174,828 km (0.11 R)
• M10: 4,588,615 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.2

Radius: 9.7

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.64 AU - 2.44 AU

Year: 2048 Days

Day: 13.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,359,165 km

• M1: 120,576 km (0.117 R)
• M2: 710,291 km (0.114 R)
• M3: 1,319,004 km (0.093 R)
• M4: 1,862,194 km (0.1 R)
• M5: 2,258,479 km (0.046 R)
• M6: 2,966,077 km (0.098 R)
• M7: 3,332,143 km (0.08 R)
• M8: 4,362,573 km (0.05 R)
• M9: 5,216,777 km (0.092 R)
• M10: 5,822,349 km (0.095 R)
• M11: 6,130,222 km (0.098 R)
• M12: 6,473,997 km (0.075 R)
• M13: 7,751,862 km (0.114 R)
• M14: 8,877,138 km (0.082 R)
• M15: 9,254,124 km (0.038 R)
• M16: 9,641,732 km (0.119 R)
• M17: 11,338,771 km (0.109 R)
• M18: 12,200,305 km (0.099 R)
• M19: 13,024,589 km (0.094 R)
• M20: 14,053,673 km (0.118 R)
• M21: 14,437,092 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.9

Radius: 11.8

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.15 AU - 4.17 AU

Year: 4922 Days

Day: 10.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,359,165 km

• M1: 146,756 km (0.073 R)
• M2: 516,711 km (0.066 R)
• M3: 999,015 km (0.082 R)
• M4: 1,390,063 km (0.084 R)
• M5: 2,250,102 km (0.099 R)
• M6: 4,284,184 km (0.092 R)
• M7: 4,770,526 km (0.075 R)
• M8: 5,185,810 km (0.104 R)
• M9: 5,767,896 km (0.08 R)
• M10: 6,209,808 km (0.116 R)
• M11: 6,770,201 km (0.096 R)
• M12: 9,118,589 km (0.089 R)
• M13: 9,884,829 km (0.07 R)
• M14: 12,686,647 km (0.084 R)
• M15: 13,487,894 km (0.042 R)
• M16: 14,536,425 km (0.027 R)
• M17: 16,677,619 km (0.115 R)
• M18: 17,823,390 km (0.106 R)
• M19: 18,700,931 km (0.116 R)
• M20: 20,137,519 km (0.114 R)
• M21: 20,951,631 km (0.086 R)
• M22: 24,657,768 km (0.098 R)
• M23: 26,464,013 km (0.062 R)
• M24: 27,358,309 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.7

Radius: 6.1

Gravity: 20.36 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.49 AU - 8.19 AU

Year: 12575 Days

Day: 22.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,359,165 km

• M1: 75,846 km (0.109 R)
• M2: 349,311 km (0.059 R)
• M3: 681,717 km (0.094 R)
• M4: 966,253 km (0.059 R)
• M5: 1,712,297 km (0.115 R)
• M6: 2,074,025 km (0.063 R)
• M7: 2,973,706 km (0.097 R)
• M8: 3,190,923 km (0.086 R)
• M9: 3,550,107 km (0.09 R)
• M10: 4,758,110 km (0.102 R)
• M11: 5,227,099 km (0.066 R)
• M12: 7,726,580 km (0.076 R)
• M13: 8,957,322 km (0.106 R)
• M14: 10,150,515 km (0.081 R)
• M15: 11,155,364 km (0.043 R)
• M16: 11,563,467 km (0.087 R)
• M17: 14,224,514 km (0.097 R)
• M18: 17,578,348 km (0.098 R)
• M19: 20,544,724 km (0.091 R)
• M20: 27,445,973 km (0.107 R)
• M21: 28,620,317 km (0.101 R)
• M22: 30,051,071 km (0.096 R)
• M23: 31,298,268 km (0.114 R)
• M24: 31,876,464 km (0.086 R)
• M25: 36,378,313 km (0.106 R)
• M26: 41,981,501 km (0.047 R)
• M27: 43,825,893 km (0.078 R)
• M28: 44,258,979 km (0.101 R)
• M29: 45,133,827 km (0.101 R)
• M30: 46,617,539 km (0.102 R)
• M31: 46,918,081 km (0.077 R)
• M32: 52,714,998 km (0.08 R)
• M33: 56,719,584 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696.8

Radius: 7.3

Gravity: 13.08 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 8.24 AU - 10.36 AU

Year: 19936 Days

Day: 18.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 76,359,165 km

• M1: 90,806 km (0.099 R)
• M2: 421,118 km (0.027 R)
• M3: 728,841 km (0.069 R)
• M4: 1,325,886 km (0.08 R)
• M5: 2,028,996 km (0.066 R)
• M6: 2,362,898 km (0.032 R)
• M7: 3,922,755 km (0.112 R)
• M8: 4,755,567 km (0.067 R)
• M9: 5,308,929 km (0.076 R)
• M10: 6,112,419 km (0.102 R)
• M11: 6,543,411 km (0.1 R)
• M12: 8,578,241 km (0.117 R)
• M13: 10,148,420 km (0.1 R)
• M14: 10,876,663 km (0.102 R)
• M15: 11,901,259 km (0.107 R)
• M16: 12,988,686 km (0.045 R)
• M17: 21,918,182 km (0.071 R)
• M18: 22,318,058 km (0.093 R)
• M19: 26,138,937 km (0.111 R)
• M20: 27,619,357 km (0.077 R)
• M21: 27,851,982 km (0.092 R)
• M22: 30,250,933 km (0.039 R)
• M23: 32,009,756 km (0.086 R)
• M24: 34,909,860 km (0.084 R)
• M25: 43,072,518 km (0.087 R)
• M26: 52,420,739 km (0.112 R)
• M27: 53,315,784 km (0.079 R)
• M28: 53,857,627 km (0.033 R)
• M29: 56,997,836 km (0.102 R)
• M30: 59,286,534 km (0.081 R)
• M31: 59,673,992 km (0.058 R)
• M32: 62,033,450 km (0.089 R)
• M33: 64,454,392 km (0.051 R)
• M34: 66,519,292 km (0.035 R)
• M35: 69,914,415 km (0.053 R)
• M36: 72,756,476 km (0.112 R)
• M37: 74,543,273 km (0.101 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 12,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit