🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.68 AU - 1.08 AU

Year: 313 Days

Day: 34.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 2.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.18 AU - 1.42 AU

Year: 561 Days

Day: 18.5 Hours

Environment

Temp: -32 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.87 AU - 4.47 AU

Year: 2663 Days

Day: 28.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.9

Radius: 12.3

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.92 AU - 4.79 AU

Year: 3436 Days

Day: 7.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,033,066 km

• M1: 153,039 km (0.029 R)
• M2: 633,547 km (0.12 R)
• M3: 1,045,839 km (0.034 R)
• M4: 1,598,752 km (0.117 R)
• M5: 2,638,458 km (0.091 R)
• M6: 3,764,182 km (0.063 R)
• M7: 4,196,220 km (0.08 R)
• M8: 4,709,790 km (0.103 R)
• M9: 5,779,564 km (0.069 R)
• M10: 6,297,771 km (0.12 R)
• M11: 8,146,502 km (0.071 R)
• M12: 9,763,355 km (0.106 R)
• M13: 10,250,596 km (0.111 R)
• M14: 14,543,307 km (0.106 R)
• M15: 15,450,318 km (0.029 R)
• M16: 15,945,487 km (0.107 R)
• M17: 19,650,129 km (0.071 R)
• M18: 22,184,467 km (0.025 R)
• M19: 23,529,950 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.4

Radius: 10

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.56 AU - 7.62 AU

Year: 7150 Days

Day: 12.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,033,066 km

• M1: 125,961 km (0.095 R)
• M2: 473,926 km (0.093 R)
• M3: 1,074,262 km (0.108 R)
• M4: 1,531,882 km (0.114 R)
• M5: 1,883,437 km (0.097 R)
• M6: 2,337,766 km (0.091 R)
• M7: 2,734,499 km (0.11 R)
• M8: 3,176,262 km (0.1 R)
• M9: 3,755,056 km (0.068 R)
• M10: 4,402,815 km (0.078 R)
• M11: 5,095,453 km (0.114 R)
• M12: 5,983,017 km (0.074 R)
• M13: 6,430,913 km (0.11 R)
• M14: 8,933,835 km (0.073 R)
• M15: 9,392,203 km (0.044 R)
• M16: 11,677,011 km (0.088 R)
• M17: 14,879,902 km (0.057 R)
• M18: 15,465,428 km (0.093 R)
• M19: 16,127,099 km (0.113 R)
• M20: 16,620,024 km (0.08 R)
• M21: 19,237,389 km (0.116 R)
• M22: 20,643,908 km (0.075 R)
• M23: 23,818,823 km (0.12 R)
• M24: 24,377,871 km (0.092 R)
• M25: 25,274,111 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.9

Radius: 8.1

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.36 AU - 8.36 AU

Year: 8346 Days

Day: 14.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,033,066 km

• M1: 100,829 km (0.116 R)
• M2: 355,445 km (0.09 R)
• M3: 671,994 km (0.08 R)
• M4: 929,302 km (0.088 R)
• M5: 1,309,879 km (0.062 R)
• M6: 1,863,840 km (0.054 R)
• M7: 2,353,773 km (0.11 R)
• M8: 2,770,702 km (0.104 R)
• M9: 3,279,036 km (0.092 R)
• M10: 3,659,164 km (0.095 R)
• M11: 5,270,782 km (0.076 R)
• M12: 5,857,355 km (0.118 R)
• M13: 9,774,276 km (0.08 R)
• M14: 12,110,396 km (0.035 R)
• M15: 13,185,257 km (0.059 R)
• M16: 14,205,814 km (0.043 R)
• M17: 16,596,238 km (0.046 R)
• M18: 16,855,790 km (0.098 R)
• M19: 20,928,593 km (0.1 R)
• M20: 23,191,709 km (0.094 R)
• M21: 24,844,466 km (0.073 R)
• M22: 28,847,257 km (0.067 R)
• M23: 30,659,336 km (0.116 R)
• M24: 32,042,218 km (0.119 R)
• M25: 33,260,244 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.4

Radius: 9.3

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 7.83 AU - 8.17 AU

Year: 8570 Days

Day: 9.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 67,033,066 km

• M1: 116,387 km (0.077 R)
• M2: 1,020,407 km (0.092 R)
• M3: 1,565,243 km (0.072 R)
• M4: 1,972,598 km (0.072 R)
• M5: 2,277,179 km (0.098 R)
• M6: 2,669,275 km (0.073 R)
• M7: 3,778,393 km (0.1 R)
• M8: 4,174,977 km (0.075 R)
• M9: 4,654,139 km (0.066 R)
• M10: 4,993,577 km (0.091 R)
• M11: 6,247,057 km (0.069 R)
• M12: 6,983,378 km (0.072 R)
• M13: 9,407,163 km (0.087 R)
• M14: 11,204,133 km (0.101 R)
• M15: 11,558,530 km (0.045 R)
• M16: 11,972,617 km (0.068 R)
• M17: 12,775,957 km (0.053 R)
• M18: 13,274,866 km (0.036 R)
• M19: 14,018,517 km (0.093 R)
• M20: 14,609,279 km (0.051 R)
• M21: 18,089,823 km (0.077 R)
• M22: 18,932,209 km (0.1 R)
• M23: 23,458,592 km (0.113 R)
• M24: 29,226,338 km (0.112 R)
• M25: 33,730,879 km (0.11 R)
• M26: 34,470,790 km (0.1 R)
• M27: 35,873,569 km (0.119 R)
• M28: 36,978,350 km (0.094 R)
• M29: 37,991,726 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.2

Radius: 10.6

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.98 AU - 11.08 AU

Year: 10277 Days

Day: 6.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,033,066 km

• M1: 131,796 km (0.077 R)
• M2: 689,048 km (0.084 R)
• M3: 1,503,608 km (0.047 R)
• M4: 2,038,720 km (0.11 R)
• M5: 2,916,710 km (0.049 R)
• M6: 4,114,989 km (0.114 R)
• M7: 4,777,558 km (0.112 R)
• M8: 5,509,839 km (0.094 R)
• M9: 5,976,734 km (0.066 R)
• M10: 6,431,063 km (0.081 R)
• M11: 7,581,171 km (0.103 R)
• M12: 11,162,694 km (0.116 R)
• M13: 11,970,971 km (0.037 R)
• M14: 14,495,734 km (0.11 R)
• M15: 15,527,810 km (0.118 R)
• M16: 15,954,164 km (0.064 R)
• M17: 16,979,358 km (0.043 R)
• M18: 17,892,653 km (0.081 R)
• M19: 18,999,079 km (0.105 R)
• M20: 20,657,970 km (0.119 R)
• M21: 23,232,101 km (0.081 R)
• M22: 25,420,119 km (0.095 R)
• M23: 30,755,527 km (0.119 R)
• M24: 35,921,441 km (0.036 R)
• M25: 36,918,959 km (0.09 R)
• M26: 37,551,758 km (0.085 R)
• M27: 40,422,242 km (0.115 R)
• M28: 41,365,457 km (0.05 R)
• M29: 46,302,935 km (0.098 R)
• M30: 49,293,695 km (0.108 R)
• M31: 49,753,110 km (0.056 R)
• M32: 53,855,533 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.8

Radius: 5

Gravity: 21.75 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 10.31 AU - 13.87 AU

Year: 15922 Days

Day: 15.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,033,066 km

• M1: 113,994 km (0.093 R)
• M2: 353,949 km (0.09 R)
• M3: 1,100,442 km (0.089 R)
• M4: 1,727,257 km (0.118 R)
• M5: 1,951,803 km (0.119 R)
• M6: 3,512,109 km (0.071 R)
• M7: 5,141,978 km (0.089 R)
• M8: 5,461,669 km (0.109 R)
• M9: 5,644,926 km (0.1 R)
• M10: 8,034,453 km (0.091 R)
• M11: 8,611,751 km (0.084 R)
• M12: 10,175,198 km (0.118 R)
• M13: 13,649,609 km (0.1 R)
• M14: 16,359,874 km (0.054 R)
• M15: 17,760,558 km (0.077 R)
• M16: 23,004,861 km (0.09 R)
• M17: 26,287,188 km (0.047 R)
• M18: 30,898,991 km (0.078 R)
• M19: 32,428,779 km (0.1 R)
• M20: 34,379,984 km (0.098 R)
• M21: 34,629,214 km (0.1 R)
• M22: 35,766,009 km (0.1 R)
• M23: 38,918,484 km (0.077 R)
• M24: 46,984,054 km (0.118 R)
• M25: 55,408,209 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.2

Radius: 6.8

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 13.71 AU - 22.17 AU

Year: 28779 Days

Day: 22.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,033,066 km

• M1: 85,121 km (0.101 R)
• M2: 315,053 km (0.034 R)
• M3: 620,083 km (0.116 R)
• M4: 857,345 km (0.094 R)
• M5: 1,344,586 km (0.061 R)
• M6: 1,928,616 km (0.115 R)
• M7: 2,217,190 km (0.091 R)
• M8: 5,333,463 km (0.109 R)
• M9: 7,628,295 km (0.094 R)
• M10: 8,204,546 km (0.076 R)
• M11: 10,862,601 km (0.074 R)
• M12: 11,284,018 km (0.082 R)
• M13: 11,591,591 km (0.096 R)
• M14: 12,095,586 km (0.038 R)
• M15: 12,548,269 km (0.09 R)
• M16: 13,146,960 km (0.066 R)
• M17: 15,733,507 km (0.103 R)
• M18: 17,552,617 km (0.089 R)
• M19: 18,216,832 km (0.072 R)
• M20: 18,470,251 km (0.094 R)
• M21: 21,697,526 km (0.116 R)
• M22: 22,656,448 km (0.1 R)
• M23: 28,555,092 km (0.083 R)
• M24: 30,887,622 km (0.105 R)
• M25: 31,855,071 km (0.119 R)
• M26: 34,878,893 km (0.105 R)
• M27: 51,877,250 km (0.106 R)
• M28: 56,942,485 km (0.085 R)
• M29: 58,946,947 km (0.085 R)
• M30: 62,903,212 km (0.11 R)
• M31: 63,289,025 km (0.044 R)
• M32: 66,832,400 km (0.099 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 13,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit