🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.2

Radius: 12.8

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.45 AU - 0.59 AU

Year: 259 Days

Day: 7.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 79,090,044 km

• M1: 171,888 km (0.054 R)
• M2: 664,364 km (0.115 R)
• M3: 1,133,204 km (0.037 R)
• M4: 1,531,583 km (0.042 R)
• M5: 2,068,789 km (0.116 R)
• M6: 3,021,727 km (0.07 R)
• M7: 3,582,719 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.6

Radius: 13.6

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.03 AU - 2.75 AU

Year: 2550 Days

Day: 7.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 139.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,090,044 km

• M1: 169,644 km (0.052 R)
• M2: 596,447 km (0.097 R)
• M3: 1,034,768 km (0.109 R)
• M4: 1,833,920 km (0.089 R)
• M5: 2,555,880 km (0.109 R)
• M6: 3,233,408 km (0.025 R)
• M7: 4,635,739 km (0.041 R)
• M8: 5,303,394 km (0.114 R)
• M9: 5,826,538 km (0.042 R)
• M10: 6,549,544 km (0.043 R)
• M11: 7,241,883 km (0.111 R)
• M12: 7,950,678 km (0.09 R)
• M13: 9,328,923 km (0.089 R)
• M14: 10,704,476 km (0.063 R)
• M15: 12,084,067 km (0.078 R)
• M16: 13,082,483 km (0.057 R)
• M17: 16,670,439 km (0.097 R)
• M18: 17,416,334 km (0.111 R)

Asteroid Belt

Center: 2.86 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.8

Radius: 8.2

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.89 AU - 3.75 AU

Year: 4176 Days

Day: 9.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,090,044 km

• M1: 102,475 km (0.078 R)
• M2: 673,938 km (0.11 R)
• M3: 1,840,203 km (0.089 R)
• M4: 2,556,179 km (0.083 R)
• M5: 4,405,358 km (0.063 R)
• M6: 4,908,306 km (0.1 R)
• M7: 5,590,024 km (0.11 R)
• M8: 5,939,035 km (0.075 R)
• M9: 6,908,280 km (0.081 R)
• M10: 9,519,810 km (0.061 R)
• M11: 11,112,728 km (0.08 R)
• M12: 12,627,257 km (0.103 R)
• M13: 15,205,876 km (0.059 R)
• M14: 17,865,726 km (0.032 R)
• M15: 22,160,830 km (0.106 R)
• M16: 23,184,379 km (0.097 R)
• M17: 25,483,249 km (0.085 R)
• M18: 27,015,431 km (0.025 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.5

Radius: 5.9

Gravity: 15.53 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.99 AU - 7.35 AU

Year: 10579 Days

Day: 16.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,090,044 km

• M1: 73,303 km (0.046 R)
• M2: 302,936 km (0.103 R)
• M3: 517,010 km (0.101 R)
• M4: 889,659 km (0.112 R)
• M5: 1,081,293 km (0.116 R)
• M6: 1,535,921 km (0.107 R)
• M7: 1,893,909 km (0.09 R)
• M8: 2,162,437 km (0.115 R)
• M9: 2,673,164 km (0.047 R)
• M10: 5,182,818 km (0.036 R)
• M11: 6,454,849 km (0.064 R)
• M12: 7,343,161 km (0.117 R)
• M13: 9,124,573 km (0.113 R)
• M14: 9,407,313 km (0.115 R)
• M15: 9,891,710 km (0.104 R)
• M16: 10,290,987 km (0.095 R)
• M17: 11,228,816 km (0.051 R)
• M18: 11,499,140 km (0.102 R)
• M19: 12,336,289 km (0.092 R)
• M20: 12,740,503 km (0.119 R)
• M21: 14,382,788 km (0.119 R)
• M22: 18,303,748 km (0.066 R)
• M23: 19,832,788 km (0.069 R)
• M24: 27,188,964 km (0.105 R)
• M25: 27,383,441 km (0.087 R)
• M26: 30,099,092 km (0.119 R)
• M27: 31,361,698 km (0.087 R)
• M28: 32,222,783 km (0.071 R)
• M29: 34,217,671 km (0.055 R)
• M30: 35,708,713 km (0.076 R)
• M31: 39,562,354 km (0.071 R)
• M32: 43,817,516 km (0.071 R)
• M33: 45,028,809 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.8

Radius: 6.4

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 8.51 AU - 10.59 AU

Year: 20371 Days

Day: 23.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,090,044 km

• M1: 80,035 km (0.03 R)
• M2: 795,711 km (0.073 R)
• M3: 1,401,283 km (0.035 R)
• M4: 1,828,385 km (0.096 R)
• M5: 2,683,636 km (0.085 R)
• M6: 3,238,196 km (0.076 R)
• M7: 3,751,615 km (0.111 R)
• M8: 4,444,104 km (0.106 R)
• M9: 5,289,930 km (0.082 R)
• M10: 6,359,705 km (0.056 R)
• M11: 7,521,033 km (0.076 R)
• M12: 7,843,865 km (0.119 R)
• M13: 8,223,993 km (0.119 R)
• M14: 9,072,812 km (0.045 R)
• M15: 9,385,920 km (0.107 R)
• M16: 11,238,390 km (0.109 R)
• M17: 12,794,807 km (0.077 R)
• M18: 14,560,361 km (0.101 R)
• M19: 15,649,583 km (0.065 R)
• M20: 16,100,172 km (0.115 R)
• M21: 18,235,382 km (0.045 R)
• M22: 18,483,715 km (0.05 R)
• M23: 19,071,933 km (0.112 R)
• M24: 22,107,723 km (0.073 R)
• M25: 27,675,905 km (0.08 R)
• M26: 42,050,166 km (0.115 R)
• M27: 43,951,106 km (0.115 R)
• M28: 44,997,992 km (0.078 R)
• M29: 49,512,557 km (0.062 R)
• M30: 49,996,057 km (0.096 R)
• M31: 50,972,632 km (0.091 R)
• M32: 51,465,707 km (0.094 R)
• M33: 55,351,960 km (0.114 R)
• M34: 55,698,728 km (0.11 R)
• M35: 60,158,241 km (0.114 R)
• M36: 62,568,412 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651.7

Radius: 3.5

Gravity: 53.2 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.04 AU - 10.9 AU

Year: 21730 Days

Day: 22.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,090,044 km

• M1: 43,982 km (0.093 R)
• M2: 166,951 km (0.116 R)
• M3: 361,279 km (0.081 R)
• M4: 544,087 km (0.088 R)
• M5: 920,177 km (0.115 R)
• M6: 1,056,311 km (0.115 R)
• M7: 1,531,284 km (0.055 R)
• M8: 2,031,838 km (0.041 R)
• M9: 3,015,295 km (0.059 R)
• M10: 3,580,027 km (0.063 R)
• M11: 4,952,288 km (0.083 R)
• M12: 5,612,015 km (0.092 R)
• M13: 6,197,690 km (0.064 R)
• M14: 8,785,434 km (0.096 R)
• M15: 11,481,786 km (0.104 R)
• M16: 17,117,587 km (0.058 R)
• M17: 20,862,321 km (0.119 R)
• M18: 21,057,845 km (0.109 R)
• M19: 22,358,449 km (0.102 R)
• M20: 34,606,326 km (0.105 R)
• M21: 36,554,389 km (0.058 R)
• M22: 36,981,042 km (0.092 R)
• M23: 37,989,631 km (0.057 R)
• M24: 39,164,723 km (0.088 R)
• M25: 47,905,876 km (0.056 R)
• M26: 52,275,630 km (0.085 R)
• M27: 52,998,486 km (0.1 R)
• M28: 54,095,338 km (0.103 R)
• M29: 54,834,950 km (0.092 R)
• M30: 57,476,549 km (0.071 R)
• M31: 63,215,871 km (0.116 R)
• M32: 64,242,412 km (0.05 R)
• M33: 71,519,900 km (0.114 R)
• M34: 73,760,277 km (0.082 R)
• M35: 79,090,001 km (0.106 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 15,938 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit