🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.55 AU - 0.65 AU

Year: 300 Days

Day: 22.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.9

Radius: 13.4

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.82 AU - 1.12 AU

Year: 617 Days

Day: 6.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,310,440 km

• M1: 166,652 km (0.064 R)
• M2: 600,486 km (0.108 R)
• M3: 1,019,061 km (0.086 R)
• M4: 1,511,088 km (0.088 R)
• M5: 2,501,725 km (0.111 R)
• M6: 3,123,903 km (0.093 R)
• M7: 4,336,992 km (0.092 R)
• M8: 4,867,765 km (0.076 R)
• M9: 5,390,909 km (0.102 R)
• M10: 5,897,298 km (0.112 R)
• M11: 6,378,255 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.2

Radius: 14.3

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.29 AU - 1.83 AU

Year: 1258 Days

Day: 14.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,310,440 km

• M1: 178,171 km (0.106 R)
• M2: 642,672 km (0.088 R)
• M3: 1,310,477 km (0.038 R)
• M4: 2,068,939 km (0.093 R)
• M5: 2,525,212 km (0.098 R)
• M6: 3,035,341 km (0.107 R)
• M7: 3,566,114 km (0.085 R)
• M8: 5,435,489 km (0.118 R)
• M9: 6,633,918 km (0.114 R)
• M10: 7,562,322 km (0.083 R)
• M11: 9,023,893 km (0.074 R)
• M12: 10,131,067 km (0.091 R)
• M13: 12,014,504 km (0.101 R)
• M14: 12,806,775 km (0.097 R)
• M15: 13,393,797 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.8

Radius: 11.8

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.72 AU - 2.5 AU

Year: 1979 Days

Day: 7.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,310,440 km

• M1: 172,337 km (0.057 R)
• M2: 885,769 km (0.077 R)
• M3: 1,472,193 km (0.097 R)
• M4: 3,772,110 km (0.034 R)
• M5: 4,545,531 km (0.118 R)
• M6: 5,628,919 km (0.113 R)
• M7: 6,575,425 km (0.076 R)
• M8: 7,210,617 km (0.117 R)
• M9: 7,886,201 km (0.053 R)
• M10: 8,376,434 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.7

Radius: 8.6

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.87 AU - 3.09 AU

Year: 2522 Days

Day: 6.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,310,440 km

• M1: 106,962 km (0.093 R)
• M2: 445,652 km (0.067 R)
• M3: 744,698 km (0.027 R)
• M4: 1,338,751 km (0.093 R)
• M5: 2,092,126 km (0.112 R)
• M6: 2,421,690 km (0.084 R)
• M7: 3,053,891 km (0.097 R)
• M8: 3,661,258 km (0.093 R)
• M9: 4,388,454 km (0.082 R)
• M10: 5,520,012 km (0.09 R)
• M11: 6,075,170 km (0.094 R)
• M12: 6,474,745 km (0.094 R)
• M13: 7,718,053 km (0.069 R)
• M14: 8,123,464 km (0.086 R)
• M15: 8,542,936 km (0.091 R)
• M16: 12,144,355 km (0.098 R)
• M17: 14,023,454 km (0.051 R)
• M18: 14,769,648 km (0.058 R)
• M19: 15,689,974 km (0.071 R)
• M20: 17,484,251 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.5

Radius: 13

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.4 AU - 3.92 AU

Year: 3627 Days

Day: 6.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,310,440 km

• M1: 161,715 km (0.113 R)
• M2: 641,476 km (0.076 R)
• M3: 1,176,886 km (0.059 R)
• M4: 1,611,019 km (0.082 R)
• M5: 2,369,780 km (0.088 R)
• M6: 2,832,636 km (0.064 R)
• M7: 3,255,998 km (0.089 R)
• M8: 4,536,406 km (0.096 R)
• M9: 5,053,117 km (0.077 R)
• M10: 8,505,237 km (0.039 R)
• M11: 9,226,449 km (0.077 R)
• M12: 10,568,342 km (0.072 R)
• M13: 11,363,604 km (0.063 R)
• M14: 12,527,026 km (0.116 R)
• M15: 13,202,162 km (0.098 R)
• M16: 14,260,267 km (0.03 R)
• M17: 15,806,361 km (0.037 R)
• M18: 16,544,926 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.1

Radius: 8.3

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.5 AU - 3.58 AU

Year: 4301 Days

Day: 12.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,310,440 km

• M1: 103,223 km (0.039 R)
• M2: 433,086 km (0.109 R)
• M3: 872,754 km (0.111 R)
• M4: 1,216,530 km (0.064 R)
• M5: 2,002,517 km (0.026 R)
• M6: 2,270,148 km (0.077 R)
• M7: 2,610,184 km (0.098 R)
• M8: 3,258,990 km (0.114 R)
• M9: 3,989,326 km (0.08 R)
• M10: 4,255,611 km (0.046 R)
• M11: 4,899,031 km (0.047 R)
• M12: 11,426,585 km (0.096 R)
• M13: 12,760,100 km (0.101 R)
• M14: 13,439,723 km (0.114 R)
• M15: 15,678,455 km (0.109 R)
• M16: 17,675,437 km (0.047 R)
• M17: 20,029,210 km (0.113 R)
• M18: 23,722,482 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.7

Radius: 14.2

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.23 AU - 5.37 AU

Year: 5757 Days

Day: 11.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,310,440 km

• M1: 187,147 km (0.103 R)
• M2: 723,007 km (0.064 R)
• M3: 1,392,906 km (0.106 R)
• M4: 2,041,712 km (0.115 R)
• M5: 3,464,687 km (0.111 R)
• M6: 4,025,978 km (0.077 R)
• M7: 8,129,298 km (0.102 R)
• M8: 17,332,858 km (0.099 R)
• M9: 18,209,202 km (0.093 R)
• M10: 19,780,279 km (0.085 R)
• M11: 20,255,103 km (0.055 R)
• M12: 21,868,965 km (0.075 R)
• M13: 23,416,106 km (0.097 R)
• M14: 23,947,777 km (0.1 R)
• M15: 24,799,437 km (0.102 R)
• M16: 28,067,553 km (0.091 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.4

Radius: 9.4

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.77 AU - 6.09 AU

Year: 9324 Days

Day: 14.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,310,440 km

• M1: 116,836 km (0.058 R)
• M2: 611,556 km (0.047 R)
• M3: 1,070,522 km (0.09 R)
• M4: 1,651,710 km (0.109 R)
• M5: 2,674,960 km (0.091 R)
• M6: 3,346,654 km (0.082 R)
• M7: 3,673,974 km (0.047 R)
• M8: 4,022,836 km (0.075 R)
• M9: 4,339,385 km (0.056 R)
• M10: 4,845,625 km (0.076 R)
• M11: 7,507,270 km (0.112 R)
• M12: 8,491,474 km (0.114 R)
• M13: 9,193,836 km (0.062 R)
• M14: 10,417,248 km (0.106 R)
• M15: 11,273,696 km (0.045 R)
• M16: 15,237,441 km (0.069 R)
• M17: 17,426,058 km (0.103 R)
• M18: 17,774,920 km (0.082 R)
• M19: 19,069,989 km (0.099 R)
• M20: 19,665,388 km (0.11 R)
• M21: 31,261,617 km (0.106 R)
• M22: 32,613,981 km (0.074 R)
• M23: 34,440,871 km (0.094 R)
• M24: 34,990,942 km (0.072 R)
• M25: 35,658,747 km (0.055 R)
• M26: 40,086,993 km (0.11 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: 169 - 18,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit