🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.52 AU - 0.82 AU

Year: 354 Days

Day: 38.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 59.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.2

Radius: 11.1

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.66 AU - 0.98 AU

Year: 479 Days

Day: 8.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,240,019 km

• M1: 140,772 km (0.098 R)
• M2: 587,620 km (0.103 R)
• M3: 1,018,313 km (0.092 R)
• M4: 1,407,716 km (0.096 R)
• M5: 1,969,306 km (0.049 R)
• M6: 2,813,786 km (0.086 R)
• M7: 3,194,962 km (0.099 R)
• M8: 3,700,603 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.6

Radius: 14.4

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.68 AU - 1.1 AU

Year: 542 Days

Day: 11.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,240,019 km

• M1: 179,069 km (0.108 R)
• M2: 749,336 km (0.112 R)
• M3: 1,437,785 km (0.077 R)
• M4: 2,006,407 km (0.062 R)
• M5: 2,612,278 km (0.115 R)
• M6: 3,387,345 km (0.105 R)
• M7: 4,142,066 km (0.096 R)
• M8: 4,634,991 km (0.109 R)
• M9: 5,167,260 km (0.105 R)
• M10: 5,619,046 km (0.101 R)
• M11: 6,079,059 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.5

Radius: 13.8

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.15 AU - 1.49 AU

Year: 979 Days

Day: 11.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,240,019 km

• M1: 171,738 km (0.09 R)
• M2: 615,146 km (0.102 R)
• M3: 1,077,853 km (0.109 R)
• M4: 1,688,212 km (0.102 R)
• M5: 2,126,983 km (0.115 R)
• M6: 2,698,147 km (0.119 R)
• M7: 4,138,625 km (0.097 R)
• M8: 5,020,205 km (0.096 R)
• M9: 5,662,728 km (0.108 R)
• M10: 6,481,178 km (0.059 R)
• M11: 7,222,286 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.8

Radius: 12.4

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.4 AU - 2.88 AU

Year: 2770 Days

Day: 8.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,240,019 km

• M1: 158,125 km (0.045 R)
• M2: 816,056 km (0.065 R)
• M3: 1,361,640 km (0.102 R)
• M4: 2,189,814 km (0.058 R)
• M5: 2,775,639 km (0.039 R)
• M6: 3,633,882 km (0.06 R)
• M7: 5,005,246 km (0.103 R)
• M8: 5,765,652 km (0.114 R)
• M9: 8,181,508 km (0.113 R)
• M10: 9,001,453 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.2

Radius: 14

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.61 AU - 4.05 AU

Year: 3924 Days

Day: 11.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,240,019 km

• M1: 174,132 km (0.092 R)
• M2: 849,716 km (0.113 R)
• M3: 1,526,497 km (0.099 R)
• M4: 2,331,782 km (0.106 R)
• M5: 3,967,934 km (0.111 R)
• M6: 5,360,241 km (0.11 R)
• M7: 7,057,280 km (0.066 R)
• M8: 9,206,103 km (0.081 R)
• M9: 10,731,403 km (0.108 R)
• M10: 11,171,221 km (0.085 R)
• M11: 11,993,411 km (0.088 R)
• M12: 12,708,938 km (0.115 R)
• M13: 14,173,351 km (0.094 R)
• M14: 15,302,067 km (0.107 R)
• M15: 17,556,208 km (0.104 R)
• M16: 18,106,429 km (0.103 R)
• M17: 21,862,382 km (0.093 R)
• M18: 22,786,748 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.7

Radius: 7.2

Gravity: 17.39 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.76 AU - 7.7 AU

Year: 11273 Days

Day: 19 Hours

Environment

Temp: -230 °C

Axial Tilt: 168.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 34,240,019 km

• M1: 95,443 km (0.12 R)
• M2: 449,242 km (0.102 R)
• M3: 799,002 km (0.053 R)
• M4: 1,170,903 km (0.065 R)
• M5: 1,548,039 km (0.077 R)
• M6: 2,206,269 km (0.081 R)
• M7: 2,852,083 km (0.09 R)
• M8: 3,433,720 km (0.074 R)
• M9: 3,891,489 km (0.118 R)
• M10: 5,129,561 km (0.081 R)
• M11: 6,691,812 km (0.069 R)
• M12: 7,233,655 km (0.096 R)
• M13: 9,285,989 km (0.094 R)
• M14: 12,607,809 km (0.099 R)
• M15: 13,111,805 km (0.098 R)
• M16: 14,842,951 km (0.073 R)
• M17: 15,476,199 km (0.094 R)
• M18: 15,763,427 km (0.093 R)
• M19: 18,833,774 km (0.102 R)
• M20: 27,257,181 km (0.086 R)
• M21: 30,281,152 km (0.077 R)
• M22: 31,298,867 km (0.084 R)
• M23: 31,873,921 km (0.085 R)
• M24: 36,858,372 km (0.093 R)
• M25: 40,004,565 km (0.084 R)
• M26: 42,618,937 km (0.054 R)
• M27: 43,610,173 km (0.058 R)
• M28: 44,472,006 km (0.091 R)
• M29: 45,785,775 km (0.097 R)
• M30: 50,983,104 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 533.4

Radius: 3.8

Gravity: 36.94 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.67 AU - 9.35 AU

Year: 16029 Days

Day: 15.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 34,240,019 km

• M1: 47,273 km (0.092 R)
• M2: 280,795 km (0.102 R)
• M3: 411,095 km (0.103 R)
• M4: 945,758 km (0.049 R)
• M5: 1,222,065 km (0.074 R)
• M6: 1,612,366 km (0.097 R)
• M7: 1,827,787 km (0.039 R)
• M8: 2,440,240 km (0.108 R)
• M9: 2,701,887 km (0.102 R)
• M10: 3,599,774 km (0.081 R)
• M11: 4,423,459 km (0.037 R)
• M12: 5,437,583 km (0.078 R)
• M13: 5,921,682 km (0.081 R)
• M14: 6,193,950 km (0.111 R)
• M15: 9,656,393 km (0.08 R)
• M16: 10,033,529 km (0.072 R)
• M17: 12,254,010 km (0.105 R)
• M18: 17,162,466 km (0.1 R)
• M19: 22,386,125 km (0.111 R)
• M20: 30,143,073 km (0.098 R)
• M21: 30,600,843 km (0.108 R)
• M22: 32,597,974 km (0.094 R)
• M23: 34,058,947 km (0.113 R)
• M24: 36,979,846 km (0.088 R)
• M25: 39,107,576 km (0.098 R)
• M26: 40,339,515 km (0.11 R)
• M27: 40,895,271 km (0.105 R)
• M28: 41,034,995 km (0.117 R)
• M29: 45,977,559 km (0.106 R)
• M30: 46,431,888 km (0.105 R)
• M31: 46,583,879 km (0.117 R)
• M32: 48,123,092 km (0.052 R)
• M33: 56,849,584 km (0.04 R)
• M34: 57,372,728 km (0.106 R)
• M35: 58,606,163 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 89.4

Radius: 6.4

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.14 AU - 10.36 AU

Year: 16712 Days

Day: 23.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,240,019 km

• M1: 79,885 km (0.049 R)
• M2: 1,340,995 km (0.104 R)
• M3: 1,607,878 km (0.102 R)
• M4: 5,310,575 km (0.105 R)
• M5: 6,953,758 km (0.099 R)
• M6: 9,855,957 km (0.048 R)
• M7: 10,080,204 km (0.074 R)
• M8: 14,204,767 km (0.076 R)
• M9: 17,243,847 km (0.072 R)
• M10: 18,301,205 km (0.081 R)
• M11: 19,753,651 km (0.049 R)
• M12: 21,355,994 km (0.108 R)
• M13: 22,651,960 km (0.11 R)
• M14: 27,823,558 km (0.118 R)
• M15: 28,816,439 km (0.091 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 18,108 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit