🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.9

Radius: 8

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.78 AU - 1.3 AU

Year: 707 Days

Day: 9.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,682,165 km

• M1: 99,483 km (0.117 R)
• M2: 387,907 km (0.102 R)
• M3: 701,464 km (0.12 R)
• M4: 963,111 km (0.079 R)
• M5: 1,336,507 km (0.117 R)
• M6: 1,587,383 km (0.097 R)
• M7: 2,131,321 km (0.076 R)
• M8: 3,161,452 km (0.115 R)
• M9: 3,652,582 km (0.096 R)
• M10: 5,899,242 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.2

Radius: 14.1

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.09 AU - 1.11 AU

Year: 769 Days

Day: 8.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,682,165 km

• M1: 175,927 km (0.056 R)
• M2: 719,865 km (0.111 R)
• M3: 1,164,769 km (0.04 R)
• M4: 1,663,977 km (0.1 R)
• M5: 2,421,391 km (0.056 R)
• M6: 3,072,142 km (0.104 R)
• M7: 3,912,284 km (0.119 R)
• M8: 5,168,906 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504

Radius: 8.1

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.49 AU - 1.59 AU

Year: 1274 Days

Day: 12.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,682,165 km

• M1: 100,679 km (0.048 R)
• M2: 390,899 km (0.093 R)
• M3: 664,215 km (0.099 R)
• M4: 988,393 km (0.055 R)
• M5: 1,249,741 km (0.115 R)
• M6: 1,662,930 km (0.086 R)
• M7: 2,446,075 km (0.069 R)
• M8: 4,204,299 km (0.088 R)
• M9: 4,663,115 km (0.091 R)
• M10: 5,233,532 km (0.053 R)
• M11: 5,743,810 km (0.091 R)
• M12: 6,131,269 km (0.08 R)
• M13: 6,815,978 km (0.086 R)
• M14: 7,128,039 km (0.066 R)
• M15: 7,858,825 km (0.119 R)
• M16: 8,256,007 km (0.095 R)
• M17: 10,636,109 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.4

Radius: 10.3

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.24 AU - 5.88 AU

Year: 7590 Days

Day: 9.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 59,682,165 km

• M1: 128,056 km (0.104 R)
• M2: 539,001 km (0.119 R)
• M3: 946,955 km (0.11 R)
• M4: 1,835,715 km (0.11 R)
• M5: 2,389,976 km (0.088 R)
• M6: 3,276,343 km (0.11 R)
• M7: 3,833,595 km (0.07 R)
• M8: 4,922,219 km (0.096 R)
• M9: 5,263,900 km (0.106 R)
• M10: 5,789,138 km (0.113 R)
• M11: 6,170,164 km (0.108 R)
• M12: 7,177,407 km (0.106 R)
• M13: 7,699,802 km (0.098 R)
• M14: 9,140,729 km (0.12 R)
• M15: 10,296,073 km (0.034 R)
• M16: 11,171,520 km (0.069 R)
• M17: 12,095,885 km (0.093 R)
• M18: 12,548,120 km (0.084 R)
• M19: 13,728,447 km (0.116 R)
• M20: 14,788,498 km (0.085 R)
• M21: 15,701,793 km (0.113 R)
• M22: 19,425,284 km (0.072 R)
• M23: 21,409,101 km (0.041 R)
• M24: 22,155,295 km (0.091 R)
• M25: 25,222,650 km (0.07 R)
• M26: 28,364,055 km (0.114 R)
• M27: 29,466,592 km (0.097 R)
• M28: 33,055,295 km (0.102 R)
• M29: 36,572,341 km (0.082 R)
• M30: 37,518,847 km (0.107 R)
• M31: 38,969,198 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.3

Radius: 13.9

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.97 AU - 5.37 AU

Year: 7839 Days

Day: 13.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,682,165 km

• M1: 172,935 km (0.096 R)
• M2: 723,754 km (0.087 R)
• M3: 1,499,868 km (0.119 R)
• M4: 1,937,592 km (0.088 R)
• M5: 3,607,403 km (0.055 R)
• M6: 4,439,018 km (0.074 R)
• M7: 5,854,363 km (0.116 R)
• M8: 6,304,653 km (0.089 R)
• M9: 9,990,595 km (0.099 R)
• M10: 11,468,622 km (0.114 R)
• M11: 12,683,805 km (0.071 R)
• M12: 14,167,068 km (0.108 R)
• M13: 16,029,262 km (0.109 R)
• M14: 16,776,653 km (0.051 R)
• M15: 18,635,706 km (0.079 R)
• M16: 19,846,102 km (0.113 R)
• M17: 21,923,718 km (0.11 R)
• M18: 22,675,596 km (0.1 R)
• M19: 28,824,368 km (0.07 R)
• M20: 35,315,420 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.3

Radius: 4.3

Gravity: 21.22 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.75 AU - 7.33 AU

Year: 11153 Days

Day: 23.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,682,165 km

• M1: 53,406 km (0.112 R)
• M2: 206,595 km (0.064 R)
• M3: 416,480 km (0.052 R)
• M4: 895,044 km (0.112 R)
• M5: 1,603,988 km (0.105 R)
• M6: 3,572,846 km (0.051 R)
• M7: 8,055,247 km (0.11 R)
• M8: 12,068,359 km (0.12 R)
• M9: 13,856,353 km (0.086 R)
• M10: 16,961,257 km (0.112 R)
• M11: 20,974,220 km (0.109 R)
• M12: 24,500,840 km (0.118 R)
• M13: 25,758,958 km (0.083 R)
• M14: 30,706,010 km (0.105 R)
• M15: 33,130,393 km (0.032 R)
• M16: 34,778,513 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.7

Radius: 4.6

Gravity: 31.89 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.84 AU - 9.38 AU

Year: 13999 Days

Day: 23.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 59,682,165 km

• M1: 57,446 km (0.051 R)
• M2: 387,907 km (0.105 R)
• M3: 821,143 km (0.114 R)
• M4: 1,338,303 km (0.105 R)
• M5: 1,481,468 km (0.107 R)
• M6: 1,903,184 km (0.114 R)
• M7: 2,047,845 km (0.097 R)
• M8: 2,839,068 km (0.069 R)
• M9: 3,252,108 km (0.076 R)
• M10: 4,196,819 km (0.071 R)
• M11: 5,136,293 km (0.09 R)
• M12: 6,859,511 km (0.102 R)
• M13: 7,332,839 km (0.062 R)
• M14: 7,555,141 km (0.119 R)
• M15: 8,537,999 km (0.086 R)
• M16: 8,734,571 km (0.074 R)
• M17: 10,140,492 km (0.089 R)
• M18: 10,305,498 km (0.118 R)
• M19: 10,584,498 km (0.119 R)
• M20: 11,511,107 km (0.105 R)
• M21: 13,994,282 km (0.117 R)
• M22: 16,356,283 km (0.041 R)
• M23: 16,889,300 km (0.071 R)
• M24: 22,312,074 km (0.102 R)
• M25: 24,023,324 km (0.077 R)
• M26: 27,066,444 km (0.08 R)
• M27: 31,627,084 km (0.11 R)
• M28: 33,173,627 km (0.075 R)
• M29: 38,781,303 km (0.072 R)
• M30: 42,091,006 km (0.059 R)
• M31: 46,184,303 km (0.071 R)
• M32: 50,056,345 km (0.105 R)
• M33: 50,855,946 km (0.048 R)
• M34: 51,016,913 km (0.098 R)
• M35: 58,086,759 km (0.066 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 11,201 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit