🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.75 AU - 1.05 AU

Year: 327 Days

Day: 34.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.15 AU - 1.31 AU

Year: 522 Days

Day: 44.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,374,477 km

• M1: 41,738 km (0.11 R)
• M2: 119,379 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.21 AU - 1.67 AU

Year: 662 Days

Day: 19.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,374,477 km

• M1: 37,998 km (0.038 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.07 AU - 3.43 AU

Year: 2243 Days

Day: 43.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,374,477 km

• M1: 167,699 km (0.104 R)

Asteroid Belt

Center: 5.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.9

Radius: 14.8

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.89 AU - 8.55 AU

Year: 7428 Days

Day: 11.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,374,477 km

• M1: 184,005 km (0.051 R)
• M2: 690,245 km (0.118 R)
• M3: 1,418,038 km (0.112 R)
• M4: 2,877,665 km (0.115 R)
• M5: 4,010,121 km (0.106 R)
• M6: 4,518,604 km (0.092 R)
• M7: 5,127,766 km (0.109 R)
• M8: 8,133,187 km (0.078 R)
• M9: 8,618,932 km (0.047 R)
• M10: 10,147,822 km (0.085 R)
• M11: 10,855,869 km (0.11 R)
• M12: 12,318,337 km (0.047 R)
• M13: 15,203,781 km (0.09 R)
• M14: 18,513,784 km (0.055 R)
• M15: 20,300,281 km (0.114 R)
• M16: 21,810,322 km (0.117 R)
• M17: 23,801,769 km (0.117 R)
• M18: 25,998,614 km (0.101 R)
• M19: 32,784,373 km (0.096 R)
• M20: 33,501,097 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.5

Radius: 14

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 8.91 AU - 10.27 AU

Year: 11371 Days

Day: 10.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,374,477 km

• M1: 194,028 km (0.047 R)
• M2: 3,084,858 km (0.109 R)
• M3: 3,708,531 km (0.084 R)
• M4: 5,312,370 km (0.08 R)
• M5: 6,212,949 km (0.1 R)
• M6: 7,511,758 km (0.112 R)
• M7: 8,042,980 km (0.1 R)
• M8: 9,131,753 km (0.09 R)
• M9: 10,103,541 km (0.081 R)
• M10: 11,835,735 km (0.037 R)
• M11: 13,053,761 km (0.096 R)
• M12: 13,758,516 km (0.119 R)
• M13: 14,353,766 km (0.111 R)
• M14: 14,828,739 km (0.046 R)
• M15: 15,314,035 km (0.101 R)
• M16: 20,942,206 km (0.095 R)
• M17: 22,539,163 km (0.079 R)
• M18: 25,477,565 km (0.099 R)
• M19: 34,224,552 km (0.103 R)
• M20: 36,814,241 km (0.11 R)
• M21: 38,742,408 km (0.119 R)
• M22: 40,467,122 km (0.109 R)
• M23: 43,079,100 km (0.097 R)
• M24: 46,833,109 km (0.053 R)
• M25: 54,491,024 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.9

Radius: 11.1

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 9.48 AU - 12.48 AU

Year: 13931 Days

Day: 5 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,374,477 km

• M1: 138,378 km (0.079 R)
• M2: 587,770 km (0.076 R)
• M3: 1,041,351 km (0.116 R)
• M4: 1,436,738 km (0.112 R)
• M5: 1,897,948 km (0.116 R)
• M6: 2,353,324 km (0.09 R)
• M7: 3,199,300 km (0.12 R)
• M8: 5,376,996 km (0.034 R)
• M9: 5,748,448 km (0.039 R)
• M10: 7,823,669 km (0.069 R)
• M11: 8,399,771 km (0.116 R)
• M12: 8,748,783 km (0.116 R)
• M13: 9,107,518 km (0.083 R)
• M14: 10,933,360 km (0.115 R)
• M15: 14,785,805 km (0.096 R)
• M16: 15,222,182 km (0.092 R)
• M17: 19,030,345 km (0.041 R)
• M18: 20,429,235 km (0.111 R)
• M19: 20,971,078 km (0.038 R)
• M20: 28,578,280 km (0.086 R)
• M21: 30,177,032 km (0.108 R)
• M22: 35,589,333 km (0.101 R)
• M23: 46,093,198 km (0.088 R)
• M24: 47,654,402 km (0.059 R)
• M25: 49,250,611 km (0.066 R)
• M26: 54,944,306 km (0.12 R)
• M27: 55,292,271 km (0.089 R)
• M28: 57,590,094 km (0.11 R)
• M29: 59,035,359 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.9

Radius: 4.3

Gravity: 21.41 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 13.91 AU - 14.43 AU

Year: 20423 Days

Day: 18.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,374,477 km

• M1: 53,406 km (0.113 R)
• M2: 204,500 km (0.112 R)
• M3: 363,373 km (0.037 R)
• M4: 1,374,505 km (0.074 R)
• M5: 2,257,881 km (0.034 R)
• M6: 4,610,158 km (0.041 R)
• M7: 4,913,841 km (0.037 R)
• M8: 6,345,044 km (0.052 R)
• M9: 10,221,723 km (0.104 R)
• M10: 11,031,646 km (0.051 R)
• M11: 11,635,872 km (0.084 R)
• M12: 14,845,793 km (0.056 R)
• M13: 18,515,728 km (0.108 R)
• M14: 24,323,417 km (0.081 R)
• M15: 25,241,050 km (0.115 R)
• M16: 28,916,371 km (0.06 R)
• M17: 33,056,342 km (0.106 R)
• M18: 35,460,978 km (0.103 R)
• M19: 37,171,780 km (0.076 R)
• M20: 37,844,222 km (0.098 R)
• M21: 40,473,405 km (0.082 R)
• M22: 42,340,835 km (0.108 R)
• M23: 46,401,370 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.8

Radius: 6.2

Gravity: 25.7 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 13.09 AU - 15.77 AU

Year: 20988 Days

Day: 23.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 57,374,477 km

• M1: 85,720 km (0.104 R)
• M2: 358,885 km (0.082 R)
• M3: 830,119 km (0.103 R)
• M4: 1,381,387 km (0.085 R)
• M5: 1,962,275 km (0.118 R)
• M6: 2,195,798 km (0.111 R)
• M7: 2,593,578 km (0.073 R)
• M8: 4,606,268 km (0.09 R)
• M9: 6,056,769 km (0.079 R)
• M10: 7,128,937 km (0.112 R)
• M11: 7,327,603 km (0.069 R)
• M12: 8,052,105 km (0.086 R)
• M13: 8,322,130 km (0.083 R)
• M14: 9,344,481 km (0.071 R)
• M15: 9,824,840 km (0.118 R)
• M16: 10,704,775 km (0.082 R)
• M17: 11,230,462 km (0.072 R)
• M18: 12,051,305 km (0.09 R)
• M19: 12,548,269 km (0.104 R)
• M20: 15,404,242 km (0.074 R)
• M21: 19,044,108 km (0.077 R)
• M22: 22,254,778 km (0.096 R)
• M23: 22,573,122 km (0.106 R)
• M24: 22,894,458 km (0.086 R)
• M25: 29,468,088 km (0.078 R)
• M26: 30,109,713 km (0.105 R)
• M27: 32,633,280 km (0.109 R)
• M28: 38,248,286 km (0.094 R)
• M29: 43,475,535 km (0.114 R)
• M30: 45,488,524 km (0.086 R)
• M31: 46,345,271 km (0.089 R)
• M32: 49,880,268 km (0.071 R)
• M33: 63,663,468 km (0.114 R)
• M34: 73,275,879 km (0.12 R)
• M35: 74,689,430 km (0.085 R)
• M36: 75,881,426 km (0.103 R)
• M37: 86,136,958 km (0.107 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.1

Radius: 4.3

Gravity: 11.09 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 15.31 AU - 16.19 AU

Year: 23933 Days

Day: 23.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 57,374,477 km

• M1: 53,406 km (0.088 R)
• M2: 221,106 km (0.114 R)
• M3: 382,223 km (0.113 R)
• M4: 518,955 km (0.076 R)
• M5: 769,232 km (0.078 R)
• M6: 906,862 km (0.096 R)
• M7: 1,181,674 km (0.1 R)
• M8: 1,967,212 km (0.106 R)
• M9: 2,132,218 km (0.075 R)
• M10: 2,286,603 km (0.058 R)
• M11: 2,448,468 km (0.116 R)
• M12: 3,004,224 km (0.119 R)
• M13: 3,149,334 km (0.08 R)
• M14: 4,062,181 km (0.051 R)
• M15: 4,903,070 km (0.116 R)
• M16: 6,633,469 km (0.114 R)
• M17: 7,568,007 km (0.112 R)
• M18: 7,974,614 km (0.106 R)
• M19: 10,724,821 km (0.077 R)
• M20: 11,179,748 km (0.088 R)
• M21: 11,647,391 km (0.118 R)
• M22: 11,946,138 km (0.101 R)
• M23: 14,250,394 km (0.107 R)
• M24: 15,578,225 km (0.085 R)
• M25: 17,448,348 km (0.101 R)
• M26: 18,639,446 km (0.105 R)
• M27: 19,630,382 km (0.08 R)
• M28: 24,235,753 km (0.099 R)
• M29: 25,715,874 km (0.113 R)
• M30: 27,570,289 km (0.083 R)
• M31: 29,622,473 km (0.095 R)
• M32: 33,785,782 km (0.083 R)
• M33: 48,120,698 km (0.053 R)
• M34: 48,273,737 km (0.107 R)
• M35: 50,926,107 km (0.115 R)
• M36: 55,000,555 km (0.062 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: 337 - 13,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit