🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.3

Radius: 9.2

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.18 AU - 1.68 AU

Year: 1104 Days

Day: 6.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,897,667 km

• M1: 114,442 km (0.076 R)
• M2: 402,119 km (0.1 R)
• M3: 768,634 km (0.065 R)
• M4: 1,064,838 km (0.11 R)
• M5: 1,374,505 km (0.045 R)
• M6: 1,821,653 km (0.074 R)
• M7: 2,343,002 km (0.102 R)
• M8: 2,888,735 km (0.095 R)
• M9: 3,475,907 km (0.097 R)
• M10: 4,186,945 km (0.088 R)
• M11: 4,734,922 km (0.078 R)
• M12: 5,626,974 km (0.098 R)
• M13: 6,927,279 km (0.1 R)
• M14: 7,882,910 km (0.08 R)
• M15: 8,171,484 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.4

Radius: 14.6

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.71 AU - 1.83 AU

Year: 1520 Days

Day: 5.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,897,667 km

• M1: 181,612 km (0.114 R)
• M2: 642,373 km (0.104 R)
• M3: 1,349,971 km (0.112 R)
• M4: 2,053,380 km (0.084 R)
• M5: 2,687,675 km (0.117 R)
• M6: 3,278,288 km (0.12 R)
• M7: 4,864,923 km (0.112 R)
• M8: 5,590,772 km (0.103 R)
• M9: 6,461,880 km (0.113 R)
• M10: 6,917,555 km (0.074 R)
• M11: 8,239,252 km (0.09 R)
• M12: 9,528,786 km (0.112 R)
• M13: 10,121,044 km (0.09 R)
• M14: 12,198,510 km (0.112 R)
• M15: 13,582,290 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.5

Radius: 10.8

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2 AU - 2.58 AU

Year: 2238 Days

Day: 10.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,897,667 km

• M1: 135,087 km (0.056 R)
• M2: 500,405 km (0.105 R)
• M3: 850,913 km (0.068 R)
• M4: 1,189,602 km (0.093 R)
• M5: 1,674,150 km (0.12 R)
• M6: 2,301,414 km (0.091 R)
• M7: 2,807,503 km (0.092 R)
• M8: 3,790,660 km (0.118 R)
• M9: 4,989,388 km (0.035 R)
• M10: 5,663,626 km (0.112 R)
• M11: 6,289,094 km (0.029 R)
• M12: 6,759,430 km (0.112 R)
• M13: 7,164,392 km (0.056 R)
• M14: 7,646,994 km (0.029 R)
• M15: 8,313,303 km (0.106 R)
• M16: 9,226,149 km (0.107 R)
• M17: 10,584,199 km (0.091 R)
• M18: 18,180,629 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.4

Radius: 13.3

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.28 AU - 2.4 AU

Year: 2311 Days

Day: 7.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,897,667 km

• M1: 165,605 km (0.101 R)
• M2: 781,649 km (0.086 R)
• M3: 1,355,806 km (0.102 R)
• M4: 2,245,464 km (0.109 R)
• M5: 2,686,927 km (0.083 R)
• M6: 3,899,268 km (0.103 R)
• M7: 4,586,372 km (0.078 R)
• M8: 5,692,797 km (0.066 R)
• M9: 7,084,357 km (0.108 R)
• M10: 8,078,584 km (0.111 R)
• M11: 12,030,511 km (0.091 R)
• M12: 13,578,101 km (0.077 R)
• M13: 14,307,092 km (0.109 R)
• M14: 14,775,782 km (0.07 R)
• M15: 18,405,026 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.1

Radius: 14.6

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.45 AU - 2.81 AU

Year: 2754 Days

Day: 11.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,897,667 km

• M1: 181,911 km (0.075 R)
• M2: 764,296 km (0.101 R)
• M3: 1,227,451 km (0.076 R)
• M4: 1,817,315 km (0.101 R)
• M5: 4,267,429 km (0.04 R)
• M6: 4,890,354 km (0.051 R)
• M7: 5,992,442 km (0.115 R)
• M8: 6,488,658 km (0.037 R)
• M9: 7,072,239 km (0.111 R)
• M10: 7,564,267 km (0.118 R)
• M11: 8,755,664 km (0.064 R)
• M12: 9,766,347 km (0.115 R)
• M13: 11,468,023 km (0.073 R)
• M14: 11,976,506 km (0.063 R)
• M15: 12,993,323 km (0.101 R)
• M16: 13,686,859 km (0.058 R)
• M17: 15,503,875 km (0.048 R)
• M18: 16,284,626 km (0.104 R)
• M19: 17,036,804 km (0.085 R)
• M20: 19,853,433 km (0.084 R)
• M21: 20,774,507 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 533.5

Radius: 4.5

Gravity: 26.35 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.02 AU - 8.04 AU

Year: 12035 Days

Day: 23.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 49,897,667 km

• M1: 55,950 km (0.117 R)
• M2: 230,979 km (0.049 R)
• M3: 436,975 km (0.112 R)
• M4: 586,723 km (0.105 R)
• M5: 736,470 km (0.079 R)
• M6: 1,259,016 km (0.096 R)
• M7: 2,323,704 km (0.113 R)
• M8: 3,342,465 km (0.085 R)
• M9: 3,696,115 km (0.051 R)
• M10: 3,991,122 km (0.116 R)
• M11: 4,750,929 km (0.049 R)
• M12: 5,397,641 km (0.025 R)
• M13: 5,568,033 km (0.028 R)
• M14: 6,903,643 km (0.083 R)
• M15: 7,268,213 km (0.108 R)
• M16: 9,093,307 km (0.057 R)
• M17: 10,240,423 km (0.112 R)
• M18: 11,480,739 km (0.078 R)
• M19: 12,999,606 km (0.094 R)
• M20: 14,713,399 km (0.084 R)
• M21: 16,932,833 km (0.1 R)
• M22: 17,446,403 km (0.106 R)
• M23: 18,121,987 km (0.095 R)
• M24: 20,665,151 km (0.107 R)
• M25: 22,457,632 km (0.118 R)
• M26: 23,166,876 km (0.058 R)
• M27: 26,153,448 km (0.107 R)
• M28: 28,761,387 km (0.082 R)
• M29: 30,449,450 km (0.035 R)
• M30: 30,881,638 km (0.113 R)
• M31: 32,651,082 km (0.038 R)
• M32: 33,103,765 km (0.051 R)
• M33: 34,603,932 km (0.066 R)
• M34: 36,269,555 km (0.094 R)
• M35: 41,453,720 km (0.047 R)
• M36: 42,251,525 km (0.042 R)
• M37: 43,740,622 km (0.105 R)
• M38: 47,110,314 km (0.053 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: 399 - 12,734 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit