🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.4

Radius: 12.7

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.12 AU - 1.44 AU

Year: 950 Days

Day: 6.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,565,549 km

• M1: 158,125 km (0.048 R)
• M2: 575,353 km (0.118 R)
• M3: 1,239,867 km (0.113 R)
• M4: 1,844,542 km (0.107 R)
• M5: 2,363,198 km (0.103 R)
• M6: 3,727,979 km (0.101 R)
• M7: 4,365,715 km (0.107 R)
• M8: 4,807,178 km (0.071 R)
• M9: 5,222,462 km (0.047 R)
• M10: 6,506,610 km (0.111 R)
• M11: 6,993,551 km (0.09 R)
• M12: 7,433,668 km (0.08 R)
• M13: 7,867,801 km (0.085 R)
• M14: 8,447,044 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.9

Radius: 11.6

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.04 AU - 1.66 AU

Year: 1029 Days

Day: 7.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,565,549 km

• M1: 146,606 km (0.078 R)
• M2: 508,932 km (0.078 R)
• M3: 905,815 km (0.048 R)
• M4: 1,382,883 km (0.112 R)
• M5: 1,791,883 km (0.115 R)
• M6: 2,282,415 km (0.085 R)
• M7: 2,695,604 km (0.097 R)
• M8: 3,447,034 km (0.036 R)
• M9: 3,896,875 km (0.103 R)
• M10: 4,264,138 km (0.113 R)
• M11: 4,991,632 km (0.104 R)
• M12: 5,549,034 km (0.108 R)
• M13: 6,835,875 km (0.113 R)
• M14: 9,717,279 km (0.079 R)
• M15: 10,208,559 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808

Radius: 11.2

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.46 AU - 3.12 AU

Year: 3057 Days

Day: 6.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,565,549 km

• M1: 140,173 km (0.101 R)
• M2: 559,646 km (0.106 R)
• M3: 1,144,125 km (0.051 R)
• M4: 1,668,166 km (0.058 R)
• M5: 2,348,387 km (0.116 R)
• M6: 3,259,588 km (0.111 R)
• M7: 3,676,816 km (0.052 R)
• M8: 4,325,473 km (0.115 R)
• M9: 5,452,992 km (0.061 R)
• M10: 5,851,371 km (0.084 R)
• M11: 6,857,267 km (0.112 R)
• M12: 7,227,672 km (0.078 R)
• M13: 9,173,042 km (0.113 R)
• M14: 10,487,409 km (0.063 R)
• M15: 11,147,734 km (0.101 R)
• M16: 12,369,799 km (0.072 R)
• M17: 12,920,170 km (0.119 R)
• M18: 13,630,909 km (0.116 R)
• M19: 14,069,680 km (0.113 R)
• M20: 18,336,959 km (0.112 R)
• M21: 19,601,959 km (0.06 R)
• M22: 22,439,681 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238.5

Radius: 4.6

Gravity: 11.27 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.36 AU - 7.9 AU

Year: 12489 Days

Day: 20.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 61,565,549 km

• M1: 57,296 km (0.092 R)
• M2: 255,962 km (0.108 R)
• M3: 502,050 km (0.059 R)
• M4: 980,315 km (0.114 R)
• M5: 1,277,715 km (0.079 R)
• M6: 1,578,557 km (0.088 R)
• M7: 1,804,300 km (0.045 R)
• M8: 2,035,279 km (0.104 R)
• M9: 2,338,215 km (0.082 R)
• M10: 3,205,583 km (0.086 R)
• M11: 4,008,924 km (0.039 R)
• M12: 4,163,458 km (0.051 R)
• M13: 4,764,842 km (0.082 R)
• M14: 5,329,275 km (0.113 R)
• M15: 5,936,941 km (0.108 R)
• M16: 6,104,341 km (0.104 R)
• M17: 6,343,847 km (0.036 R)
• M18: 6,661,144 km (0.078 R)
• M19: 9,185,010 km (0.087 R)
• M20: 11,081,163 km (0.078 R)
• M21: 13,394,245 km (0.082 R)
• M22: 16,074,590 km (0.092 R)
• M23: 16,400,115 km (0.051 R)
• M24: 17,335,102 km (0.096 R)
• M25: 19,237,538 km (0.073 R)
• M26: 19,752,604 km (0.116 R)
• M27: 19,901,454 km (0.077 R)
• M28: 21,825,581 km (0.101 R)
• M29: 26,487,949 km (0.1 R)
• M30: 27,125,236 km (0.102 R)
• M31: 29,387,604 km (0.074 R)
• M32: 30,070,369 km (0.101 R)
• M33: 30,664,123 km (0.099 R)
• M34: 31,164,677 km (0.06 R)
• M35: 36,029,151 km (0.108 R)
• M36: 37,833,152 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145.6

Radius: 7.9

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 9.91 AU - 11.61 AU

Year: 23154 Days

Day: 23 Hours

Environment

Temp: -230 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,565,549 km

• M1: 98,286 km (0.025 R)
• M2: 379,979 km (0.12 R)
• M3: 722,259 km (0.101 R)
• M4: 1,137,393 km (0.072 R)
• M5: 1,735,634 km (0.095 R)
• M6: 2,608,837 km (0.12 R)
• M7: 2,972,061 km (0.082 R)
• M8: 13,820,599 km (0.114 R)
• M9: 23,088,337 km (0.071 R)
• M10: 30,568,530 km (0.082 R)
• M11: 32,550,402 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.4

Radius: 3.1

Gravity: 26.37 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 10.73 AU - 11.28 AU

Year: 23933 Days

Day: 20.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 61,565,549 km

• M1: 38,746 km (0.083 R)
• M2: 180,116 km (0.109 R)
• M3: 428,149 km (0.073 R)
• M4: 568,622 km (0.102 R)
• M5: 676,033 km (0.051 R)
• M6: 806,781 km (0.108 R)
• M7: 1,119,890 km (0.119 R)
• M8: 1,389,166 km (0.067 R)
• M9: 1,853,817 km (0.076 R)
• M10: 1,998,478 km (0.107 R)
• M11: 2,189,963 km (0.112 R)
• M12: 2,543,164 km (0.062 R)
• M13: 3,180,451 km (0.093 R)
• M14: 4,662,367 km (0.094 R)
• M15: 4,896,338 km (0.069 R)
• M16: 5,387,618 km (0.075 R)
• M17: 6,224,767 km (0.057 R)
• M18: 6,632,571 km (0.048 R)
• M19: 6,758,233 km (0.04 R)
• M20: 10,387,179 km (0.066 R)
• M21: 10,901,646 km (0.111 R)
• M22: 14,490,349 km (0.117 R)
• M23: 16,091,944 km (0.064 R)
• M24: 16,319,183 km (0.111 R)
• M25: 16,935,377 km (0.098 R)
• M26: 20,515,553 km (0.056 R)
• M27: 23,291,640 km (0.067 R)
• M28: 24,769,219 km (0.066 R)
• M29: 28,127,691 km (0.085 R)
• M30: 29,687,847 km (0.116 R)
• M31: 32,015,291 km (0.049 R)
• M32: 32,374,625 km (0.097 R)
• M33: 33,345,814 km (0.083 R)
• M34: 43,413,152 km (0.097 R)
• M35: 44,444,630 km (0.111 R)
• M36: 50,816,452 km (0.097 R)
• M37: 53,965,038 km (0.11 R)
• M38: 54,303,728 km (0.067 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 17,169 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit