🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.54 AU - 0.74 AU

Year: 336 Days

Day: 38.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.3

Radius: 9.9

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.64 AU - 0.78 AU

Year: 392 Days

Day: 7.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 102 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 75,141,131 km

• M1: 123,418 km (0.115 R)
• M2: 496,815 km (0.117 R)
• M3: 850,763 km (0.09 R)
• M4: 1,384,229 km (0.071 R)
• M5: 1,835,267 km (0.09 R)
• M6: 2,465,523 km (0.106 R)
• M7: 2,785,961 km (0.089 R)
• M8: 3,324,962 km (0.064 R)
• M9: 4,427,798 km (0.116 R)
• M10: 4,859,836 km (0.085 R)
• M11: 5,335,707 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.8

Radius: 10.6

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.91 AU - 1.19 AU

Year: 706 Days

Day: 5.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,141,131 km

• M1: 131,796 km (0.099 R)
• M2: 463,005 km (0.098 R)
• M3: 798,404 km (0.078 R)
• M4: 1,200,074 km (0.097 R)
• M5: 1,678,488 km (0.102 R)
• M6: 2,043,657 km (0.098 R)
• M7: 2,757,089 km (0.071 R)
• M8: 3,114,029 km (0.107 R)
• M9: 3,460,348 km (0.095 R)
• M10: 3,922,157 km (0.07 R)
• M11: 6,509,602 km (0.05 R)
• M12: 7,948,135 km (0.105 R)
• M13: 8,446,445 km (0.079 R)
• M14: 8,833,754 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.9

Radius: 14.1

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.23 AU - 1.33 AU

Year: 950 Days

Day: 9.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,141,131 km

• M1: 182,061 km (0.065 R)
• M2: 792,270 km (0.112 R)
• M3: 1,381,985 km (0.08 R)
• M4: 2,170,815 km (0.052 R)
• M5: 2,897,412 km (0.107 R)
• M6: 4,167,647 km (0.09 R)
• M7: 5,221,564 km (0.06 R)
• M8: 6,254,537 km (0.107 R)
• M9: 8,256,456 km (0.111 R)
• M10: 9,182,916 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.8

Radius: 13.7

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.37 AU - 5.83 AU

Year: 7556 Days

Day: 8.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,141,131 km

• M1: 170,392 km (0.108 R)
• M2: 1,197,232 km (0.076 R)
• M3: 1,842,597 km (0.119 R)
• M4: 2,429,918 km (0.084 R)
• M5: 3,100,117 km (0.075 R)
• M6: 4,361,227 km (0.111 R)
• M7: 9,132,052 km (0.09 R)
• M8: 10,104,139 km (0.084 R)
• M9: 11,192,913 km (0.095 R)
• M10: 13,052,265 km (0.111 R)
• M11: 14,517,725 km (0.093 R)
• M12: 17,243,847 km (0.084 R)
• M13: 20,961,055 km (0.115 R)
• M14: 23,366,589 km (0.111 R)
• M15: 24,262,830 km (0.116 R)
• M16: 25,778,705 km (0.063 R)
• M17: 29,091,700 km (0.091 R)
• M18: 29,749,033 km (0.076 R)
• M19: 31,288,544 km (0.087 R)
• M20: 33,491,373 km (0.101 R)
• M21: 35,688,816 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426.7

Radius: 7

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.45 AU - 7.87 AU

Year: 11275 Days

Day: 15.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,141,131 km

• M1: 87,066 km (0.041 R)
• M2: 625,618 km (0.062 R)
• M3: 910,752 km (0.11 R)
• M4: 2,515,638 km (0.117 R)
• M5: 3,508,668 km (0.111 R)
• M6: 4,367,061 km (0.051 R)
• M7: 5,012,426 km (0.119 R)
• M8: 5,586,284 km (0.049 R)
• M9: 6,167,771 km (0.092 R)
• M10: 7,653,427 km (0.12 R)
• M11: 9,316,357 km (0.095 R)
• M12: 9,888,120 km (0.093 R)
• M13: 10,282,011 km (0.111 R)
• M14: 11,526,965 km (0.086 R)
• M15: 12,074,194 km (0.055 R)
• M16: 12,297,992 km (0.091 R)
• M17: 13,398,584 km (0.11 R)
• M18: 15,073,631 km (0.061 R)
• M19: 15,861,114 km (0.038 R)
• M20: 16,129,642 km (0.098 R)
• M21: 17,304,734 km (0.032 R)
• M22: 17,732,733 km (0.112 R)
• M23: 18,314,370 km (0.087 R)
• M24: 19,746,769 km (0.085 R)
• M25: 20,689,086 km (0.092 R)
• M26: 26,226,152 km (0.099 R)
• M27: 29,635,787 km (0.115 R)
• M28: 29,941,116 km (0.115 R)
• M29: 35,002,760 km (0.119 R)
• M30: 36,965,634 km (0.066 R)
• M31: 40,231,954 km (0.106 R)
• M32: 40,983,085 km (0.074 R)
• M33: 43,423,475 km (0.046 R)
• M34: 44,081,406 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.9

Radius: 5.2

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.81 AU - 8.75 AU

Year: 12886 Days

Day: 18.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,141,131 km

• M1: 64,626 km (0.112 R)
• M2: 403,765 km (0.108 R)
• M3: 1,094,159 km (0.087 R)
• M4: 2,230,055 km (0.086 R)
• M5: 2,510,701 km (0.119 R)
• M6: 3,285,169 km (0.104 R)
• M7: 3,716,011 km (0.072 R)
• M8: 5,464,810 km (0.11 R)
• M9: 6,616,265 km (0.081 R)
• M10: 7,196,106 km (0.025 R)
• M11: 9,987,303 km (0.061 R)
• M12: 13,372,404 km (0.082 R)
• M13: 14,408,220 km (0.094 R)
• M14: 14,974,448 km (0.079 R)
• M15: 15,614,128 km (0.049 R)
• M16: 17,387,910 km (0.063 R)
• M17: 17,642,526 km (0.1 R)
• M18: 25,011,717 km (0.108 R)
• M19: 26,327,280 km (0.097 R)
• M20: 28,035,838 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.3

Radius: 5.4

Gravity: 26.66 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.74 AU - 10.74 AU

Year: 18425 Days

Day: 19.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,141,131 km

• M1: 75,996 km (0.113 R)
• M2: 398,230 km (0.107 R)
• M3: 623,823 km (0.116 R)
• M4: 980,614 km (0.117 R)
• M5: 1,184,815 km (0.081 R)
• M6: 1,561,353 km (0.069 R)
• M7: 1,974,991 km (0.068 R)
• M8: 2,260,723 km (0.109 R)
• M9: 3,044,017 km (0.115 R)
• M10: 3,258,391 km (0.119 R)
• M11: 3,687,887 km (0.097 R)
• M12: 4,486,291 km (0.079 R)
• M13: 5,749,345 km (0.117 R)
• M14: 6,375,412 km (0.069 R)
• M15: 7,327,005 km (0.067 R)
• M16: 8,011,714 km (0.086 R)
• M17: 12,832,057 km (0.1 R)
• M18: 13,535,915 km (0.106 R)
• M19: 14,265,055 km (0.059 R)
• M20: 19,839,670 km (0.12 R)
• M21: 21,946,307 km (0.095 R)
• M22: 23,258,729 km (0.088 R)
• M23: 24,944,697 km (0.064 R)
• M24: 31,234,988 km (0.111 R)
• M25: 32,376,719 km (0.077 R)
• M26: 36,801,076 km (0.074 R)
• M27: 38,361,083 km (0.097 R)
• M28: 42,838,547 km (0.097 R)
• M29: 47,155,194 km (0.112 R)
• M30: 50,360,926 km (0.099 R)
• M31: 51,752,935 km (0.074 R)
• M32: 59,677,583 km (0.119 R)
• M33: 60,648,473 km (0.09 R)
• M34: 60,843,848 km (0.091 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 10,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit