🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.01 AU - 1.03 AU

Year: 453 Days

Day: 41.1 Hours

Environment

Temp: -64 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.38 AU - 2.04 AU

Year: 983 Days

Day: 33.3 Hours

Environment

Temp: -101 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.63 AU - 1.83 AU

Year: 1001 Days

Day: 47.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,048,418 km

• M1: 25,731 km (0.051 R)
• M2: 901,626 km (0.082 R)

Asteroid Belt

Center: 2.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.7

Radius: 15

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.58 AU - 4.28 AU

Year: 2793 Days

Day: 5.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,048,418 km

• M1: 186,549 km (0.077 R)
• M2: 671,545 km (0.116 R)
• M3: 1,315,713 km (0.098 R)
• M4: 2,107,236 km (0.114 R)
• M5: 2,613,624 km (0.09 R)
• M6: 3,412,327 km (0.042 R)
• M7: 5,062,093 km (0.037 R)
• M8: 5,962,223 km (0.086 R)
• M9: 6,966,623 km (0.062 R)
• M10: 11,039,126 km (0.096 R)
• M11: 12,070,304 km (0.072 R)
• M12: 13,087,271 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.9

Radius: 14.5

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.87 AU - 3.97 AU

Year: 3413 Days

Day: 10.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,048,418 km

• M1: 182,809 km (0.118 R)
• M2: 882,627 km (0.079 R)
• M3: 1,399,787 km (0.095 R)
• M4: 2,083,749 km (0.079 R)
• M5: 3,394,376 km (0.088 R)
• M6: 4,048,567 km (0.097 R)
• M7: 5,691,301 km (0.081 R)
• M8: 6,185,423 km (0.114 R)
• M9: 7,710,723 km (0.077 R)
• M10: 8,491,474 km (0.089 R)
• M11: 9,138,784 km (0.096 R)
• M12: 9,780,260 km (0.119 R)
• M13: 10,492,047 km (0.104 R)
• M14: 14,131,912 km (0.109 R)
• M15: 16,757,953 km (0.061 R)
• M16: 17,433,687 km (0.074 R)
• M17: 20,257,347 km (0.108 R)
• M18: 20,766,578 km (0.087 R)
• M19: 22,077,504 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.9

Radius: 10.7

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.07 AU - 4.51 AU

Year: 3907 Days

Day: 8.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,048,418 km

• M1: 133,292 km (0.104 R)
• M2: 515,514 km (0.114 R)
• M3: 916,885 km (0.094 R)
• M4: 1,332,618 km (0.101 R)
• M5: 1,990,998 km (0.092 R)
• M6: 2,387,881 km (0.111 R)
• M7: 3,011,704 km (0.073 R)
• M8: 3,558,485 km (0.103 R)
• M9: 4,704,404 km (0.099 R)
• M10: 5,127,916 km (0.117 R)
• M11: 5,686,365 km (0.041 R)
• M12: 6,403,686 km (0.092 R)
• M13: 7,811,402 km (0.114 R)
• M14: 8,158,320 km (0.119 R)
• M15: 8,624,616 km (0.036 R)
• M16: 11,011,750 km (0.087 R)
• M17: 13,758,815 km (0.091 R)
• M18: 14,214,640 km (0.111 R)
• M19: 15,210,064 km (0.117 R)
• M20: 21,095,394 km (0.107 R)
• M21: 22,043,994 km (0.078 R)
• M22: 23,519,927 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.7

Radius: 13.1

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.45 AU - 5.75 AU

Year: 5064 Days

Day: 8.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,048,418 km

• M1: 173,085 km (0.119 R)
• M2: 633,996 km (0.105 R)
• M3: 1,156,691 km (0.059 R)
• M4: 1,654,403 km (0.105 R)
• M5: 2,210,309 km (0.08 R)
• M6: 2,906,687 km (0.088 R)
• M7: 4,058,889 km (0.068 R)
• M8: 4,481,503 km (0.087 R)
• M9: 5,032,622 km (0.102 R)
• M10: 5,548,435 km (0.082 R)
• M11: 6,014,582 km (0.103 R)
• M12: 6,566,449 km (0.086 R)
• M13: 7,441,447 km (0.064 R)
• M14: 8,251,819 km (0.098 R)
• M15: 9,195,482 km (0.059 R)
• M16: 10,372,219 km (0.114 R)
• M17: 15,989,020 km (0.11 R)
• M18: 17,280,798 km (0.061 R)
• M19: 18,279,364 km (0.062 R)
• M20: 19,503,074 km (0.071 R)
• M21: 20,199,004 km (0.074 R)
• M22: 21,977,423 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.6

Radius: 10.3

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.59 AU - 9.83 AU

Year: 10344 Days

Day: 14 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,048,418 km

• M1: 137,630 km (0.102 R)
• M2: 492,327 km (0.11 R)
• M3: 1,213,688 km (0.105 R)
• M4: 2,287,501 km (0.102 R)
• M5: 3,106,998 km (0.088 R)
• M6: 3,705,838 km (0.11 R)
• M7: 4,111,398 km (0.102 R)
• M8: 4,688,696 km (0.107 R)
• M9: 5,072,714 km (0.091 R)
• M10: 6,567,347 km (0.114 R)
• M11: 11,634,226 km (0.089 R)
• M12: 11,956,909 km (0.094 R)
• M13: 12,732,873 km (0.092 R)
• M14: 19,358,413 km (0.112 R)
• M15: 19,888,289 km (0.104 R)
• M16: 27,782,569 km (0.072 R)
• M17: 29,638,629 km (0.109 R)
• M18: 31,058,164 km (0.09 R)
• M19: 32,522,577 km (0.087 R)
• M20: 32,949,230 km (0.072 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.9

Radius: 13

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.32 AU - 9.86 AU

Year: 11070 Days

Day: 12.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,048,418 km

• M1: 161,715 km (0.107 R)
• M2: 601,533 km (0.043 R)
• M3: 1,763,609 km (0.1 R)
• M4: 2,658,055 km (0.056 R)
• M5: 3,128,989 km (0.074 R)
• M6: 3,835,540 km (0.114 R)
• M7: 4,528,028 km (0.072 R)
• M8: 4,951,241 km (0.111 R)
• M9: 5,913,155 km (0.09 R)
• M10: 6,383,192 km (0.114 R)
• M11: 6,956,600 km (0.086 R)
• M12: 10,049,536 km (0.119 R)
• M13: 11,756,448 km (0.049 R)
• M14: 16,361,519 km (0.083 R)
• M15: 16,858,034 km (0.095 R)
• M16: 17,364,722 km (0.097 R)
• M17: 18,181,377 km (0.104 R)
• M18: 19,572,937 km (0.057 R)
• M19: 20,457,509 km (0.085 R)
• M20: 21,117,535 km (0.07 R)
• M21: 21,876,893 km (0.063 R)
• M22: 23,991,160 km (0.067 R)
• M23: 24,540,334 km (0.101 R)
• M24: 25,004,387 km (0.106 R)
• M25: 27,912,868 km (0.09 R)
• M26: 32,021,873 km (0.114 R)
• M27: 34,509,237 km (0.027 R)
• M28: 35,444,971 km (0.046 R)
• M29: 36,758,890 km (0.114 R)
• M30: 40,507,663 km (0.05 R)
• M31: 41,548,714 km (0.04 R)
• M32: 42,075,897 km (0.084 R)
• M33: 49,048,355 km (0.041 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 16,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit