🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.22 AU - 1.24 AU

Year: 501 Days

Day: 17.8 Hours

Environment

Temp: 5 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.49 AU - 2.13 AU

Year: 894 Days

Day: 40.8 Hours

Environment

Temp: -65 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.29 AU - 4.22 AU

Year: 2666 Days

Day: 41.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.4

Radius: 10.6

Gravity: 8.75 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.5 AU - 6.42 AU

Year: 4683 Days

Day: 11.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 97,771,973 km

• M1: 131,945 km (0.045 R)
• M2: 621,280 km (0.065 R)
• M3: 1,166,415 km (0.048 R)
• M4: 1,609,523 km (0.105 R)
• M5: 3,091,440 km (0.118 R)
• M6: 3,906,300 km (0.079 R)
• M7: 4,265,185 km (0.069 R)
• M8: 4,751,378 km (0.082 R)
• M9: 5,360,541 km (0.052 R)
• M10: 7,649,837 km (0.047 R)
• M11: 8,606,066 km (0.119 R)
• M12: 10,940,990 km (0.044 R)
• M13: 13,399,930 km (0.1 R)
• M14: 14,843,998 km (0.095 R)
• M15: 15,782,875 km (0.071 R)
• M16: 17,074,503 km (0.1 R)
• M17: 25,175,826 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.3

Radius: 9.4

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 6.67 AU - 8.77 AU

Year: 7874 Days

Day: 9.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 97,771,973 km

• M1: 118,332 km (0.092 R)
• M2: 412,741 km (0.066 R)
• M3: 710,590 km (0.093 R)
• M4: 1,268,889 km (0.076 R)
• M5: 1,930,261 km (0.109 R)
• M6: 2,615,719 km (0.104 R)
• M7: 3,043,269 km (0.103 R)
• M8: 3,434,618 km (0.113 R)
• M9: 3,771,811 km (0.116 R)
• M10: 4,295,404 km (0.12 R)
• M11: 4,918,628 km (0.108 R)
• M12: 5,348,423 km (0.076 R)
• M13: 6,470,258 km (0.051 R)
• M14: 7,086,750 km (0.113 R)
• M15: 7,600,769 km (0.112 R)
• M16: 8,029,666 km (0.099 R)
• M17: 8,626,561 km (0.083 R)
• M18: 8,935,930 km (0.037 R)
• M19: 9,909,064 km (0.104 R)
• M20: 10,951,163 km (0.099 R)
• M21: 12,016,748 km (0.1 R)
• M22: 12,403,309 km (0.096 R)
• M23: 13,457,226 km (0.116 R)
• M24: 14,843,550 km (0.106 R)
• M25: 15,571,343 km (0.115 R)
• M26: 21,915,041 km (0.108 R)
• M27: 28,665,346 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.9

Radius: 9.4

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.54 AU - 10.3 AU

Year: 10613 Days

Day: 7 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 97,771,973 km

• M1: 116,836 km (0.094 R)
• M2: 472,430 km (0.093 R)
• M3: 1,393,504 km (0.11 R)
• M4: 1,687,015 km (0.114 R)
• M5: 2,091,378 km (0.101 R)
• M6: 2,661,496 km (0.053 R)
• M7: 3,380,313 km (0.091 R)
• M8: 3,946,093 km (0.096 R)
• M9: 4,725,049 km (0.078 R)
• M10: 6,136,205 km (0.083 R)
• M11: 6,509,901 km (0.076 R)
• M12: 7,469,422 km (0.074 R)
• M13: 7,939,458 km (0.042 R)
• M14: 8,797,851 km (0.074 R)
• M15: 11,296,285 km (0.056 R)
• M16: 13,347,421 km (0.084 R)
• M17: 16,476,261 km (0.114 R)
• M18: 20,555,795 km (0.083 R)
• M19: 24,047,559 km (0.107 R)
• M20: 25,548,773 km (0.029 R)
• M21: 26,912,657 km (0.12 R)
• M22: 28,119,762 km (0.105 R)
• M23: 29,152,885 km (0.096 R)
• M24: 29,678,871 km (0.111 R)
• M25: 31,076,115 km (0.113 R)
• M26: 33,539,843 km (0.113 R)
• M27: 35,890,025 km (0.066 R)
• M28: 39,617,854 km (0.066 R)
• M29: 40,263,220 km (0.114 R)
• M30: 43,050,826 km (0.062 R)
• M31: 44,007,954 km (0.118 R)
• M32: 44,700,293 km (0.116 R)
• M33: 45,119,017 km (0.025 R)
• M34: 46,106,513 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.9

Radius: 9.7

Gravity: 10.05 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 10.25 AU - 11.67 AU

Year: 13320 Days

Day: 14.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 132.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 97,771,973 km

• M1: 120,576 km (0.115 R)
• M2: 628,909 km (0.032 R)
• M3: 1,844,691 km (0.107 R)
• M4: 5,002,104 km (0.119 R)
• M5: 5,577,308 km (0.116 R)
• M6: 6,357,610 km (0.108 R)
• M7: 8,575,848 km (0.106 R)
• M8: 13,099,089 km (0.079 R)
• M9: 15,641,056 km (0.079 R)
• M10: 17,346,920 km (0.101 R)
• M11: 32,161,747 km (0.092 R)
• M12: 32,772,406 km (0.073 R)
• M13: 39,172,651 km (0.055 R)
• M14: 43,032,276 km (0.076 R)
• M15: 44,674,861 km (0.106 R)
• M16: 45,435,117 km (0.075 R)
• M17: 47,295,068 km (0.086 R)
• M18: 53,861,068 km (0.11 R)
• M19: 60,083,442 km (0.099 R)
• M20: 60,638,001 km (0.116 R)
• M21: 61,569,996 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.4

Radius: 12.1

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 12.15 AU - 12.23 AU

Year: 15623 Days

Day: 14.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 97,771,973 km

• M1: 214,972 km (0.102 R)
• M2: 760,256 km (0.105 R)
• M3: 1,442,871 km (0.11 R)
• M4: 2,699,494 km (0.109 R)
• M5: 3,436,263 km (0.072 R)
• M6: 5,437,883 km (0.041 R)
• M7: 7,952,922 km (0.114 R)
• M8: 10,239,376 km (0.083 R)
• M9: 12,587,913 km (0.092 R)
• M10: 15,471,412 km (0.104 R)
• M11: 17,313,560 km (0.102 R)
• M12: 19,681,245 km (0.11 R)
• M13: 37,369,249 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.1

Radius: 6

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 13.41 AU - 14.13 AU

Year: 18757 Days

Day: 15.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 97,771,973 km

• M1: 74,649 km (0.119 R)
• M2: 273,465 km (0.043 R)
• M3: 527,033 km (0.088 R)
• M4: 884,722 km (0.098 R)
• M5: 1,283,999 km (0.086 R)
• M6: 2,025,406 km (0.112 R)
• M7: 2,293,635 km (0.104 R)
• M8: 2,585,500 km (0.088 R)
• M9: 3,346,205 km (0.062 R)
• M10: 3,949,683 km (0.088 R)
• M11: 5,810,381 km (0.112 R)
• M12: 6,155,952 km (0.096 R)
• M13: 7,188,028 km (0.066 R)
• M14: 10,348,134 km (0.093 R)
• M15: 12,733,322 km (0.063 R)
• M16: 15,101,157 km (0.059 R)
• M17: 16,275,351 km (0.107 R)
• M18: 23,452,608 km (0.098 R)
• M19: 23,645,290 km (0.105 R)
• M20: 28,047,806 km (0.11 R)
• M21: 34,188,349 km (0.119 R)
• M22: 40,058,121 km (0.101 R)
• M23: 44,765,816 km (0.095 R)
• M24: 54,077,835 km (0.109 R)
• M25: 55,261,603 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.2

Radius: 3.7

Gravity: 51 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 16.79 AU - 19.91 AU

Year: 28855 Days

Day: 18.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 97,771,973 km

• M1: 46,076 km (0.066 R)
• M2: 325,824 km (0.106 R)
• M3: 1,235,080 km (0.119 R)
• M4: 1,591,422 km (0.034 R)
• M5: 2,529,401 km (0.051 R)
• M6: 3,431,775 km (0.098 R)
• M7: 4,720,411 km (0.069 R)
• M8: 5,932,603 km (0.075 R)
• M9: 6,634,666 km (0.085 R)
• M10: 9,808,534 km (0.091 R)
• M11: 12,631,895 km (0.068 R)
• M12: 15,692,218 km (0.12 R)
• M13: 16,752,718 km (0.062 R)
• M14: 18,527,846 km (0.095 R)
• M15: 19,610,934 km (0.03 R)
• M16: 20,631,491 km (0.099 R)
• M17: 22,119,092 km (0.066 R)
• M18: 24,832,798 km (0.091 R)
• M19: 28,014,296 km (0.116 R)
• M20: 29,045,324 km (0.106 R)
• M21: 31,046,046 km (0.059 R)
• M22: 31,456,991 km (0.04 R)
• M23: 32,711,370 km (0.107 R)
• M24: 35,767,355 km (0.059 R)
• M25: 36,068,047 km (0.025 R)
• M26: 39,646,876 km (0.119 R)
• M27: 41,604,813 km (0.06 R)
• M28: 43,455,339 km (0.115 R)
• M29: 48,595,522 km (0.1 R)
• M30: 53,144,344 km (0.073 R)
• M31: 56,940,390 km (0.118 R)
• M32: 68,476,331 km (0.118 R)
• M33: 74,176,159 km (0.075 R)
• M34: 75,401,964 km (0.114 R)
• M35: 77,642,641 km (0.094 R)
• M36: 90,624,296 km (0.101 R)
• M37: 92,872,153 km (0.112 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 11,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit