🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.42 AU - 0.62 AU

Year: 246 Days

Day: 20 Hours

Environment

Temp: -115 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,396,864 km

• M1: 57,745 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.63 AU - 0.65 AU

Year: 336 Days

Day: 25.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.3

Radius: 10.5

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.11 AU - 1.67 AU

Year: 1075 Days

Day: 6.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,396,864 km

• M1: 131,347 km (0.109 R)
• M2: 495,767 km (0.105 R)
• M3: 895,194 km (0.076 R)
• M4: 1,590,973 km (0.063 R)
• M5: 2,042,759 km (0.115 R)
• M6: 3,474,111 km (0.094 R)
• M7: 3,820,281 km (0.025 R)
• M8: 4,845,625 km (0.09 R)
• M9: 5,505,950 km (0.11 R)
• M10: 5,868,874 km (0.087 R)
• M11: 6,247,805 km (0.11 R)
• M12: 7,154,518 km (0.09 R)
• M13: 7,984,188 km (0.085 R)
• M14: 8,818,944 km (0.116 R)
• M15: 9,649,661 km (0.076 R)
• M16: 10,434,601 km (0.068 R)
• M17: 10,892,520 km (0.086 R)
• M18: 11,569,899 km (0.028 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.9

Radius: 11.5

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.96 AU - 2.24 AU

Year: 1996 Days

Day: 8 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 23,396,864 km

• M1: 240,553 km (0.107 R)
• M2: 603,627 km (0.098 R)
• M3: 1,107,772 km (0.103 R)
• M4: 1,550,582 km (0.098 R)
• M5: 1,933,552 km (0.081 R)
• M6: 2,434,257 km (0.098 R)
• M7: 2,911,324 km (0.041 R)
• M8: 3,433,271 km (0.084 R)
• M9: 4,172,883 km (0.113 R)
• M10: 5,038,307 km (0.112 R)
• M11: 5,818,609 km (0.086 R)
• M12: 6,382,294 km (0.112 R)
• M13: 6,898,257 km (0.118 R)
• M14: 7,860,471 km (0.099 R)
• M15: 8,647,355 km (0.082 R)
• M16: 9,382,629 km (0.109 R)
• M17: 10,415,004 km (0.066 R)
• M18: 11,131,278 km (0.069 R)
• M19: 12,082,870 km (0.093 R)
• M20: 14,057,263 km (0.052 R)
• M21: 15,892,380 km (0.087 R)
• M22: 16,387,699 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.4

Radius: 11.8

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.66 AU - 4.18 AU

Year: 4149 Days

Day: 12.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,396,864 km

• M1: 147,504 km (0.099 R)
• M2: 1,004,699 km (0.106 R)
• M3: 1,939,536 km (0.085 R)
• M4: 2,423,934 km (0.108 R)
• M5: 2,928,378 km (0.063 R)
• M6: 3,798,739 km (0.074 R)
• M7: 5,685,467 km (0.071 R)
• M8: 7,064,460 km (0.103 R)
• M9: 7,513,104 km (0.095 R)
• M10: 7,980,747 km (0.117 R)
• M11: 9,071,615 km (0.074 R)
• M12: 9,568,579 km (0.104 R)
• M13: 13,444,660 km (0.108 R)
• M14: 13,960,473 km (0.085 R)
• M15: 14,940,489 km (0.076 R)
• M16: 16,013,405 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.3

Radius: 8.7

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.17 AU - 4.41 AU

Year: 4840 Days

Day: 13.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 23,396,864 km

• M1: 111,899 km (0.064 R)
• M2: 445,951 km (0.093 R)
• M3: 723,306 km (0.03 R)
• M4: 1,040,154 km (0.055 R)
• M5: 1,542,653 km (0.037 R)
• M6: 2,109,928 km (0.071 R)
• M7: 2,634,568 km (0.088 R)
• M8: 3,550,257 km (0.1 R)
• M9: 3,921,110 km (0.069 R)
• M10: 4,198,315 km (0.033 R)
• M11: 4,538,351 km (0.065 R)
• M12: 6,396,207 km (0.082 R)
• M13: 7,081,066 km (0.095 R)
• M14: 7,389,088 km (0.093 R)
• M15: 7,670,481 km (0.087 R)
• M16: 8,142,911 km (0.119 R)
• M17: 9,146,264 km (0.115 R)
• M18: 9,512,031 km (0.105 R)
• M19: 10,229,652 km (0.12 R)
• M20: 12,352,595 km (0.104 R)
• M21: 13,569,424 km (0.077 R)
• M22: 14,864,344 km (0.064 R)
• M23: 16,536,549 km (0.092 R)
• M24: 17,449,096 km (0.117 R)
• M25: 19,307,849 km (0.116 R)
• M26: 21,579,194 km (0.077 R)
• M27: 24,564,270 km (0.061 R)
• M28: 25,431,040 km (0.103 R)
• M29: 26,399,686 km (0.106 R)
• M30: 26,810,482 km (0.083 R)
• M31: 28,928,787 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28.5

Radius: 5

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.19 AU - 8.97 AU

Year: 16487 Days

Day: 18.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,396,864 km

• M1: 63,130 km (0.118 R)
• M2: 784,790 km (0.097 R)
• M3: 1,044,941 km (0.066 R)
• M4: 2,254,141 km (0.07 R)
• M5: 2,524,165 km (0.075 R)
• M6: 5,870,220 km (0.054 R)
• M7: 7,363,207 km (0.044 R)
• M8: 7,689,630 km (0.089 R)
• M9: 7,856,431 km (0.1 R)
• M10: 8,583,477 km (0.104 R)
• M11: 9,659,834 km (0.113 R)
• M12: 11,460,094 km (0.096 R)
• M13: 12,032,157 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.6

Radius: 6.2

Gravity: 15.81 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 8.48 AU - 11.94 AU

Year: 21402 Days

Day: 22.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,396,864 km

• M1: 89,160 km (0.101 R)
• M2: 361,578 km (0.099 R)
• M3: 1,200,822 km (0.038 R)
• M4: 2,099,157 km (0.101 R)
• M5: 3,001,382 km (0.082 R)
• M6: 3,731,868 km (0.118 R)
• M7: 4,010,420 km (0.119 R)
• M8: 5,498,769 km (0.114 R)
• M9: 6,541,466 km (0.1 R)
• M10: 10,093,817 km (0.055 R)
• M11: 11,070,392 km (0.094 R)
• M12: 14,301,856 km (0.091 R)
• M13: 15,849,595 km (0.079 R)
• M14: 16,498,700 km (0.1 R)
• M15: 17,591,363 km (0.106 R)
• M16: 21,254,865 km (0.108 R)
• M17: 26,736,730 km (0.069 R)
• M18: 35,781,567 km (0.111 R)
• M19: 36,897,118 km (0.108 R)
• M20: 49,529,162 km (0.098 R)
• M21: 50,218,360 km (0.102 R)
• M22: 57,466,077 km (0.062 R)
• M23: 60,354,214 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.6

Radius: 3.7

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.99 AU - 11.75 AU

Year: 21907 Days

Day: 19.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,396,864 km

• M1: 46,076 km (0.09 R)
• M2: 211,232 km (0.067 R)
• M3: 402,119 km (0.071 R)
• M4: 825,631 km (0.104 R)
• M5: 955,781 km (0.1 R)
• M6: 1,181,524 km (0.069 R)
• M7: 3,216,953 km (0.118 R)
• M8: 3,621,764 km (0.059 R)
• M9: 5,692,349 km (0.118 R)
• M10: 7,259,386 km (0.083 R)
• M11: 7,717,006 km (0.119 R)
• M12: 9,092,559 km (0.092 R)
• M13: 14,386,378 km (0.07 R)
• M14: 14,950,362 km (0.104 R)
• M15: 18,647,225 km (0.106 R)
• M16: 19,877,368 km (0.064 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 18,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit