🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.54 AU - 0.88 AU

Year: 228 Days

Day: 18.6 Hours

Environment

Temp: 116 °C

Axial Tilt: 137.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,636,588 km

• M1: 43,832 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.86 AU - 0.98 AU

Year: 336 Days

Day: 13.3 Hours

Environment

Temp: 8 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.39 AU - 1.81 AU

Year: 771 Days

Day: 18 Hours

Environment

Temp: -66 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,636,588 km

• M1: 186,100 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.34 AU - 2.23 AU

Year: 904 Days

Day: 30.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 146.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.74 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.4 AU - 4 AU

Year: 2710 Days

Day: 18.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.1

Radius: 8.9

Gravity: 8.69 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.08 AU - 4.3 AU

Year: 3266 Days

Day: 5.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,636,588 km

• M1: 110,702 km (0.05 R)
• M2: 468,989 km (0.05 R)
• M3: 805,435 km (0.104 R)
• M4: 1,423,873 km (0.107 R)
• M5: 2,447,870 km (0.091 R)
• M6: 2,993,902 km (0.044 R)
• M7: 3,638,669 km (0.029 R)
• M8: 3,962,848 km (0.108 R)
• M9: 4,284,333 km (0.098 R)
• M10: 5,004,348 km (0.027 R)
• M11: 6,022,062 km (0.107 R)
• M12: 6,924,736 km (0.082 R)
• M13: 9,033,318 km (0.087 R)
• M14: 10,174,301 km (0.046 R)
• M15: 13,253,324 km (0.116 R)
• M16: 13,635,098 km (0.07 R)
• M17: 14,470,901 km (0.045 R)
• M18: 17,352,904 km (0.049 R)
• M19: 20,660,513 km (0.094 R)
• M20: 21,894,546 km (0.109 R)
• M21: 22,766,702 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.9

Radius: 13.8

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 9.19 AU - 9.73 AU

Year: 11080 Days

Day: 13.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 71,636,588 km

• M1: 171,589 km (0.114 R)
• M2: 1,068,129 km (0.07 R)
• M3: 1,612,067 km (0.099 R)
• M4: 2,265,959 km (0.102 R)
• M5: 2,825,455 km (0.051 R)
• M6: 5,832,372 km (0.043 R)
• M7: 6,309,889 km (0.088 R)
• M8: 7,096,025 km (0.094 R)
• M9: 8,035,051 km (0.072 R)
• M10: 8,674,881 km (0.074 R)
• M11: 17,223,053 km (0.111 R)
• M12: 19,722,235 km (0.116 R)
• M13: 20,973,322 km (0.106 R)
• M14: 25,527,231 km (0.067 R)
• M15: 26,213,287 km (0.117 R)
• M16: 26,811,230 km (0.069 R)
• M17: 27,520,174 km (0.117 R)
• M18: 33,884,666 km (0.07 R)
• M19: 37,407,097 km (0.108 R)
• M20: 38,933,743 km (0.082 R)
• M21: 40,105,693 km (0.053 R)
• M22: 40,633,923 km (0.104 R)
• M23: 44,182,086 km (0.12 R)
• M24: 48,976,697 km (0.089 R)
• M25: 51,266,442 km (0.1 R)
• M26: 51,888,919 km (0.1 R)

Asteroid Belt

Center: 11.09 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.7

Radius: 6.2

Gravity: 20.52 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 11.03 AU - 14.39 AU

Year: 17255 Days

Day: 16.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 71,636,588 km

• M1: 77,043 km (0.069 R)
• M2: 279,449 km (0.084 R)
• M3: 825,032 km (0.047 R)
• M4: 1,390,512 km (0.109 R)
• M5: 1,930,561 km (0.118 R)
• M6: 2,248,755 km (0.079 R)
• M7: 2,487,513 km (0.119 R)
• M8: 3,307,160 km (0.05 R)
• M9: 4,697,672 km (0.073 R)
• M10: 4,980,562 km (0.117 R)
• M11: 6,311,385 km (0.064 R)
• M12: 7,383,104 km (0.115 R)
• M13: 8,415,927 km (0.12 R)
• M14: 8,993,824 km (0.091 R)
• M15: 11,382,453 km (0.039 R)
• M16: 12,553,356 km (0.116 R)
• M17: 15,361,906 km (0.108 R)
• M18: 15,985,729 km (0.04 R)
• M19: 16,707,389 km (0.063 R)
• M20: 21,022,839 km (0.082 R)
• M21: 21,404,763 km (0.118 R)
• M22: 21,694,234 km (0.074 R)
• M23: 23,282,665 km (0.118 R)
• M24: 32,146,787 km (0.109 R)
• M25: 36,080,164 km (0.103 R)
• M26: 37,180,905 km (0.062 R)
• M27: 37,739,504 km (0.106 R)
• M28: 41,060,726 km (0.117 R)
• M29: 42,109,108 km (0.114 R)
• M30: 44,102,948 km (0.115 R)
• M31: 44,415,159 km (0.064 R)
• M32: 44,728,866 km (0.114 R)
• M33: 50,631,549 km (0.059 R)
• M34: 51,490,241 km (0.08 R)
• M35: 53,590,894 km (0.074 R)
• M36: 54,662,314 km (0.097 R)
• M37: 61,004,964 km (0.12 R)
• M38: 64,152,354 km (0.031 R)
• M39: 64,955,844 km (0.061 R)
• M40: 72,274,322 km (0.055 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.2

Radius: 3.3

Gravity: 48.6 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 14.22 AU - 14.56 AU

Year: 20787 Days

Day: 20.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,636,588 km

• M1: 42,336 km (0.101 R)
• M2: 418,276 km (0.119 R)
• M3: 622,477 km (0.119 R)
• M4: 762,500 km (0.046 R)
• M5: 1,450,202 km (0.049 R)
• M6: 1,612,665 km (0.092 R)
• M7: 1,916,648 km (0.083 R)
• M8: 2,052,483 km (0.073 R)
• M9: 2,173,956 km (0.1 R)
• M10: 2,278,824 km (0.116 R)
• M11: 3,846,909 km (0.116 R)
• M12: 4,903,669 km (0.115 R)
• M13: 6,098,357 km (0.052 R)
• M14: 6,265,458 km (0.062 R)
• M15: 7,762,634 km (0.082 R)
• M16: 9,426,910 km (0.104 R)
• M17: 10,882,048 km (0.043 R)
• M18: 11,127,838 km (0.079 R)
• M19: 12,280,639 km (0.095 R)
• M20: 14,155,250 km (0.095 R)
• M21: 14,745,264 km (0.069 R)
• M22: 15,198,396 km (0.076 R)
• M23: 15,816,983 km (0.081 R)
• M24: 17,520,454 km (0.063 R)
• M25: 18,028,638 km (0.103 R)
• M26: 18,897,502 km (0.053 R)
• M27: 19,163,487 km (0.056 R)
• M28: 19,522,073 km (0.116 R)
• M29: 20,345,011 km (0.1 R)
• M30: 24,493,211 km (0.077 R)
• M31: 31,345,840 km (0.113 R)
• M32: 37,250,618 km (0.043 R)
• M33: 42,173,585 km (0.078 R)
• M34: 46,218,262 km (0.099 R)
• M35: 47,840,202 km (0.093 R)
• M36: 58,563,228 km (0.034 R)
• M37: 65,789,404 km (0.099 R)
• M38: 66,196,011 km (0.099 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 12,720 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit