🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.54 AU - 0.78 AU

Year: 205 Days

Day: 39.3 Hours

Environment

Temp: 139 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 109,280,903 km

• M1: 33,959 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.7 AU - 0.86 AU

Year: 264 Days

Day: 24.3 Hours

Environment

Temp: 118 °C

Axial Tilt: 13 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.1

Radius: 9.3

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.28 AU - 4.4 AU

Year: 3462 Days

Day: 6.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 109,280,903 km

• M1: 115,639 km (0.05 R)
• M2: 432,787 km (0.117 R)
• M3: 823,387 km (0.108 R)
• M4: 1,307,485 km (0.107 R)
• M5: 1,701,975 km (0.091 R)
• M6: 2,621,403 km (0.112 R)
• M7: 3,292,200 km (0.104 R)
• M8: 3,841,225 km (0.062 R)
• M9: 4,519,052 km (0.083 R)
• M10: 4,997,317 km (0.112 R)
• M11: 5,669,161 km (0.084 R)
• M12: 6,027,149 km (0.085 R)
• M13: 7,546,614 km (0.079 R)
• M14: 8,014,407 km (0.07 R)
• M15: 8,501,497 km (0.03 R)
• M16: 8,934,434 km (0.079 R)
• M17: 9,268,934 km (0.11 R)
• M18: 12,207,785 km (0.04 R)
• M19: 15,502,977 km (0.111 R)
• M20: 19,846,252 km (0.1 R)
• M21: 20,352,641 km (0.119 R)
• M22: 22,601,695 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.5

Radius: 10.9

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.91 AU - 9.99 AU

Year: 9405 Days

Day: 13.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 109,280,903 km

• M1: 172,337 km (0.115 R)
• M2: 529,576 km (0.108 R)
• M3: 1,191,098 km (0.087 R)
• M4: 1,592,170 km (0.098 R)
• M5: 1,944,324 km (0.118 R)
• M6: 2,544,809 km (0.097 R)
• M7: 3,200,497 km (0.074 R)
• M8: 3,650,637 km (0.09 R)
• M9: 5,537,664 km (0.084 R)
• M10: 6,325,447 km (0.061 R)
• M11: 7,842,220 km (0.09 R)
• M12: 8,205,294 km (0.093 R)
• M13: 8,664,260 km (0.091 R)
• M14: 9,008,784 km (0.089 R)
• M15: 11,580,072 km (0.106 R)
• M16: 12,051,904 km (0.037 R)
• M17: 13,202,461 km (0.113 R)
• M18: 14,009,392 km (0.111 R)
• M19: 14,365,136 km (0.072 R)
• M20: 18,332,621 km (0.088 R)
• M21: 22,894,608 km (0.087 R)
• M22: 24,655,375 km (0.083 R)
• M23: 26,145,369 km (0.092 R)
• M24: 29,015,853 km (0.114 R)
• M25: 29,400,918 km (0.118 R)
• M26: 36,480,638 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272

Radius: 8.4

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 8.67 AU - 14.27 AU

Year: 14874 Days

Day: 9.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 109,280,903 km

• M1: 104,569 km (0.11 R)
• M2: 482,004 km (0.095 R)
• M3: 1,268,440 km (0.06 R)
• M4: 1,563,447 km (0.102 R)
• M5: 2,368,433 km (0.114 R)
• M6: 2,637,560 km (0.06 R)
• M7: 3,102,211 km (0.114 R)
• M8: 3,522,132 km (0.103 R)
• M9: 4,679,870 km (0.084 R)
• M10: 5,525,996 km (0.097 R)
• M11: 7,976,858 km (0.098 R)
• M12: 8,497,608 km (0.12 R)
• M13: 8,857,241 km (0.106 R)
• M14: 10,247,005 km (0.036 R)
• M15: 12,857,638 km (0.107 R)
• M16: 14,065,790 km (0.057 R)
• M17: 14,890,523 km (0.048 R)
• M18: 20,369,396 km (0.037 R)
• M19: 21,589,815 km (0.108 R)
• M20: 23,554,783 km (0.055 R)
• M21: 25,543,238 km (0.028 R)
• M22: 27,154,407 km (0.093 R)
• M23: 30,161,025 km (0.061 R)
• M24: 30,893,157 km (0.116 R)
• M25: 36,002,672 km (0.039 R)
• M26: 41,391,337 km (0.112 R)
• M27: 42,295,357 km (0.055 R)
• M28: 43,875,709 km (0.056 R)
• M29: 45,222,389 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.2

Radius: 9.3

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 11.27 AU - 11.83 AU

Year: 15029 Days

Day: 12.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 109,280,903 km

• M1: 116,088 km (0.09 R)
• M2: 481,855 km (0.096 R)
• M3: 835,803 km (0.065 R)
• M4: 1,324,240 km (0.052 R)
• M5: 3,567,760 km (0.104 R)
• M6: 3,938,314 km (0.05 R)
• M7: 5,572,521 km (0.1 R)
• M8: 6,232,846 km (0.108 R)
• M9: 7,031,698 km (0.085 R)
• M10: 7,992,266 km (0.048 R)
• M11: 9,783,850 km (0.094 R)
• M12: 12,984,048 km (0.1 R)
• M13: 24,153,324 km (0.079 R)
• M14: 33,615,539 km (0.091 R)
• M15: 37,114,185 km (0.076 R)
• M16: 38,332,210 km (0.08 R)
• M17: 43,027,190 km (0.106 R)
• M18: 49,864,561 km (0.118 R)
• M19: 53,711,171 km (0.078 R)
• M20: 56,678,295 km (0.116 R)
• M21: 57,751,211 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 445.9

Radius: 6.1

Gravity: 11.98 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 14.2 AU - 19.68 AU

Year: 26696 Days

Day: 19 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 109,280,903 km

• M1: 75,846 km (0.056 R)
• M2: 390,899 km (0.033 R)
• M3: 614,997 km (0.103 R)
• M4: 1,166,115 km (0.088 R)
• M5: 1,810,433 km (0.051 R)
• M6: 2,232,299 km (0.116 R)
• M7: 2,620,057 km (0.113 R)
• M8: 3,078,425 km (0.072 R)
• M9: 3,559,233 km (0.098 R)
• M10: 5,111,011 km (0.087 R)
• M11: 5,950,854 km (0.07 R)
• M12: 6,741,030 km (0.12 R)
• M13: 8,157,871 km (0.085 R)
• M14: 9,300,500 km (0.093 R)
• M15: 9,703,965 km (0.092 R)
• M16: 10,670,218 km (0.116 R)
• M17: 11,966,034 km (0.069 R)
• M18: 12,237,405 km (0.081 R)
• M19: 13,075,751 km (0.029 R)
• M20: 14,711,455 km (0.064 R)
• M21: 17,674,240 km (0.111 R)
• M22: 19,574,433 km (0.097 R)
• M23: 21,506,788 km (0.042 R)
• M24: 23,669,076 km (0.095 R)
• M25: 24,529,413 km (0.105 R)
• M26: 24,747,826 km (0.05 R)
• M27: 25,299,244 km (0.119 R)
• M28: 27,003,014 km (0.082 R)
• M29: 27,705,526 km (0.071 R)
• M30: 28,540,282 km (0.052 R)
• M31: 30,511,084 km (0.118 R)
• M32: 36,822,319 km (0.098 R)
• M33: 41,894,285 km (0.094 R)
• M34: 46,239,355 km (0.11 R)
• M35: 53,031,548 km (0.084 R)
• M36: 67,904,568 km (0.1 R)
• M37: 73,873,074 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.5

Radius: 5.9

Gravity: 28.11 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 17.64 AU - 18 AU

Year: 28803 Days

Day: 17.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 122 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 109,280,903 km

• M1: 79,436 km (0.066 R)
• M2: 366,664 km (0.106 R)
• M3: 629,059 km (0.066 R)
• M4: 1,236,277 km (0.106 R)
• M5: 1,640,341 km (0.115 R)
• M6: 1,927,120 km (0.071 R)
• M7: 2,128,778 km (0.047 R)
• M8: 2,876,917 km (0.1 R)
• M9: 3,927,094 km (0.094 R)
• M10: 4,596,993 km (0.12 R)
• M11: 6,403,088 km (0.099 R)
• M12: 12,302,480 km (0.099 R)
• M13: 14,474,791 km (0.047 R)
• M14: 14,990,155 km (0.115 R)
• M15: 22,049,230 km (0.073 R)
• M16: 24,497,549 km (0.053 R)
• M17: 25,724,551 km (0.059 R)
• M18: 32,189,123 km (0.096 R)
• M19: 36,261,925 km (0.1 R)
• M20: 39,325,391 km (0.085 R)
• M21: 43,082,840 km (0.045 R)
• M22: 45,230,019 km (0.04 R)
• M23: 47,823,896 km (0.062 R)
• M24: 54,121,667 km (0.053 R)
• M25: 75,003,884 km (0.097 R)
• M26: 87,915,228 km (0.114 R)
• M27: 93,115,100 km (0.047 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 19,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit