🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.4

Radius: 12.3

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.6 AU - 1.82 AU

Year: 1444 Days

Day: 10.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 66,031,826 km

• M1: 153,039 km (0.091 R)
• M2: 1,141,731 km (0.112 R)
• M3: 1,875,658 km (0.072 R)
• M4: 2,681,841 km (0.04 R)
• M5: 4,106,910 km (0.06 R)
• M6: 4,702,310 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.5

Radius: 10.1

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.79 AU - 2.07 AU

Year: 1731 Days

Day: 12.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,031,826 km

• M1: 125,662 km (0.062 R)
• M2: 568,622 km (0.083 R)
• M3: 989,440 km (0.112 R)
• M4: 1,312,871 km (0.103 R)
• M5: 2,458,192 km (0.112 R)
• M6: 3,015,444 km (0.117 R)
• M7: 3,345,158 km (0.109 R)
• M8: 4,172,285 km (0.056 R)
• M9: 4,549,421 km (0.073 R)
• M10: 6,124,686 km (0.084 R)
• M11: 6,722,779 km (0.091 R)
• M12: 7,219,593 km (0.079 R)
• M13: 7,862,714 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.4

Radius: 8

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.31 AU - 3.29 AU

Year: 3025 Days

Day: 9.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,031,826 km

• M1: 99,483 km (0.093 R)
• M2: 449,093 km (0.111 R)
• M3: 934,687 km (0.111 R)
• M4: 1,271,133 km (0.114 R)
• M5: 1,638,396 km (0.107 R)
• M6: 1,973,046 km (0.103 R)
• M7: 2,365,741 km (0.111 R)
• M8: 2,838,320 km (0.099 R)
• M9: 3,553,697 km (0.056 R)
• M10: 4,063,078 km (0.043 R)
• M11: 4,403,264 km (0.117 R)
• M12: 4,721,458 km (0.029 R)
• M13: 5,184,015 km (0.116 R)
• M14: 5,607,527 km (0.097 R)
• M15: 6,273,536 km (0.059 R)
• M16: 7,536,442 km (0.099 R)
• M17: 8,168,493 km (0.065 R)
• M18: 9,836,509 km (0.068 R)
• M19: 10,381,793 km (0.119 R)
• M20: 12,254,758 km (0.103 R)
• M21: 12,646,854 km (0.059 R)
• M22: 13,332,611 km (0.115 R)
• M23: 13,957,930 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.3

Radius: 14

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.66 AU - 3.22 AU

Year: 3255 Days

Day: 9.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,031,826 km

• M1: 174,132 km (0.026 R)
• M2: 712,235 km (0.118 R)
• M3: 1,585,139 km (0.107 R)
• M4: 2,349,435 km (0.117 R)
• M5: 2,826,203 km (0.089 R)
• M6: 3,537,990 km (0.119 R)
• M7: 4,148,349 km (0.103 R)
• M8: 5,687,711 km (0.078 R)
• M9: 6,211,304 km (0.109 R)
• M10: 7,419,456 km (0.066 R)
• M11: 8,742,948 km (0.114 R)
• M12: 9,556,312 km (0.104 R)
• M13: 10,020,813 km (0.066 R)
• M14: 10,459,734 km (0.082 R)
• M15: 14,002,062 km (0.112 R)
• M16: 14,501,120 km (0.056 R)
• M17: 16,178,860 km (0.102 R)
• M18: 18,993,993 km (0.088 R)
• M19: 19,544,513 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.1

Radius: 13.5

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.71 AU - 5.25 AU

Year: 6123 Days

Day: 5.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,031,826 km

• M1: 167,849 km (0.114 R)
• M2: 1,107,323 km (0.076 R)
• M3: 1,554,023 km (0.048 R)
• M4: 2,171,563 km (0.104 R)
• M5: 3,858,428 km (0.063 R)
• M6: 5,300,552 km (0.112 R)
• M7: 6,821,813 km (0.04 R)
• M8: 8,284,132 km (0.113 R)
• M9: 9,002,501 km (0.067 R)
• M10: 9,761,859 km (0.105 R)
• M11: 10,228,306 km (0.108 R)
• M12: 11,717,702 km (0.081 R)
• M13: 13,009,779 km (0.035 R)
• M14: 15,185,081 km (0.092 R)
• M15: 15,622,506 km (0.077 R)
• M16: 16,918,622 km (0.109 R)
• M17: 20,320,926 km (0.059 R)
• M18: 22,422,926 km (0.085 R)
• M19: 22,990,799 km (0.081 R)
• M20: 23,902,449 km (0.104 R)
• M21: 24,666,295 km (0.105 R)
• M22: 25,446,149 km (0.117 R)
• M23: 30,872,961 km (0.04 R)
• M24: 33,118,874 km (0.068 R)
• M25: 35,581,106 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.4

Radius: 5.9

Gravity: 22.22 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.7 AU - 8.74 AU

Year: 15217 Days

Day: 17 Hours

Environment

Temp: -218 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 66,031,826 km

• M1: 73,453 km (0.089 R)
• M2: 314,305 km (0.084 R)
• M3: 555,008 km (0.109 R)
• M4: 907,760 km (0.09 R)
• M5: 1,128,866 km (0.075 R)
• M6: 1,552,527 km (0.089 R)
• M7: 2,255,038 km (0.117 R)
• M8: 2,465,373 km (0.074 R)
• M9: 2,877,216 km (0.084 R)
• M10: 3,360,417 km (0.092 R)
• M11: 3,664,101 km (0.115 R)
• M12: 4,455,025 km (0.082 R)
• M13: 5,244,752 km (0.11 R)
• M14: 7,009,109 km (0.086 R)
• M15: 9,135,344 km (0.1 R)
• M16: 9,727,302 km (0.082 R)
• M17: 10,691,909 km (0.116 R)
• M18: 11,349,242 km (0.095 R)
• M19: 11,656,666 km (0.118 R)
• M20: 14,320,406 km (0.116 R)
• M21: 15,044,759 km (0.115 R)
• M22: 16,566,019 km (0.105 R)
• M23: 17,202,409 km (0.112 R)
• M24: 19,036,179 km (0.109 R)
• M25: 24,385,799 km (0.078 R)
• M26: 28,234,803 km (0.096 R)
• M27: 29,141,964 km (0.11 R)
• M28: 35,779,472 km (0.11 R)
• M29: 38,611,360 km (0.04 R)
• M30: 41,589,106 km (0.093 R)
• M31: 43,357,652 km (0.066 R)
• M32: 46,103,371 km (0.056 R)
• M33: 48,639,504 km (0.097 R)
• M34: 53,127,589 km (0.036 R)
• M35: 55,736,277 km (0.071 R)
• M36: 59,530,229 km (0.115 R)
• M37: 59,900,334 km (0.09 R)
• M38: 62,152,979 km (0.063 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: 250 - 18,623 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit