🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.02 AU - 1.08 AU

Year: 460 Days

Day: 16.8 Hours

Environment

Temp: -60 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.1 AU - 1.16 AU

Year: 514 Days

Day: 40.5 Hours

Environment

Temp: -74 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.25 AU - 3.09 AU

Year: 1865 Days

Day: 43 Hours

Environment

Temp: -124 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52

Radius: 12.9

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.66 AU - 3.96 AU

Year: 2574 Days

Day: 11.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 53,501,101 km

• M1: 160,519 km (0.072 R)
• M2: 985,850 km (0.078 R)
• M3: 1,559,558 km (0.12 R)
• M4: 2,444,130 km (0.112 R)
• M5: 5,914,352 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.6

Radius: 10.3

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.54 AU - 4.38 AU

Year: 3369 Days

Day: 5.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,501,101 km

• M1: 128,205 km (0.095 R)
• M2: 567,724 km (0.093 R)
• M3: 1,123,630 km (0.117 R)
• M4: 1,770,192 km (0.091 R)
• M5: 2,545,707 km (0.109 R)
• M6: 2,978,793 km (0.087 R)
• M7: 3,460,498 km (0.1 R)
• M8: 4,013,860 km (0.058 R)
• M9: 4,429,144 km (0.098 R)
• M10: 5,798,413 km (0.057 R)
• M11: 7,249,363 km (0.109 R)
• M12: 7,772,507 km (0.078 R)
• M13: 8,859,934 km (0.119 R)
• M14: 9,602,837 km (0.077 R)
• M15: 14,001,613 km (0.049 R)
• M16: 15,911,080 km (0.067 R)
• M17: 18,210,848 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.5

Radius: 10.4

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.29 AU - 5.57 AU

Year: 4679 Days

Day: 7.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 53,501,101 km

• M1: 131,197 km (0.112 R)
• M2: 781,798 km (0.113 R)
• M3: 1,500,766 km (0.109 R)
• M4: 1,903,334 km (0.06 R)
• M5: 3,456,608 km (0.047 R)
• M6: 3,969,879 km (0.113 R)
• M7: 5,293,670 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.8

Radius: 15

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.89 AU - 5.77 AU

Year: 5260 Days

Day: 12.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,501,101 km

• M1: 186,848 km (0.111 R)
• M2: 707,897 km (0.069 R)
• M3: 1,303,297 km (0.12 R)
• M4: 1,946,119 km (0.074 R)
• M5: 2,815,731 km (0.108 R)
• M6: 3,392,431 km (0.094 R)
• M7: 3,910,189 km (0.119 R)
• M8: 4,606,717 km (0.114 R)
• M9: 5,107,122 km (0.1 R)
• M10: 6,765,564 km (0.092 R)
• M11: 7,521,482 km (0.106 R)
• M12: 8,720,808 km (0.105 R)
• M13: 9,914,898 km (0.095 R)
• M14: 11,309,001 km (0.111 R)
• M15: 17,133,594 km (0.119 R)
• M16: 19,541,820 km (0.092 R)
• M17: 24,464,189 km (0.09 R)
• M18: 30,248,390 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.7

Radius: 10.9

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.59 AU - 7.01 AU

Year: 5971 Days

Day: 13.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,501,101 km

• M1: 136,134 km (0.092 R)
• M2: 537,804 km (0.102 R)
• M3: 1,235,529 km (0.064 R)
• M4: 1,751,342 km (0.104 R)
• M5: 3,569,555 km (0.116 R)
• M6: 3,922,456 km (0.102 R)
• M7: 5,602,440 km (0.043 R)
• M8: 6,286,103 km (0.083 R)
• M9: 6,866,243 km (0.072 R)
• M10: 8,419,219 km (0.075 R)
• M11: 9,472,238 km (0.084 R)
• M12: 11,082,509 km (0.081 R)
• M13: 17,647,612 km (0.099 R)
• M14: 18,371,367 km (0.036 R)
• M15: 19,114,718 km (0.061 R)
• M16: 19,685,285 km (0.09 R)
• M17: 25,571,811 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 195.5

Radius: 4.5

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 9.05 AU - 12.33 AU

Year: 14942 Days

Day: 24.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,501,101 km

• M1: 57,296 km (0.041 R)
• M2: 227,838 km (0.069 R)
• M3: 390,450 km (0.118 R)
• M4: 699,520 km (0.112 R)
• M5: 1,604,587 km (0.111 R)
• M6: 2,176,350 km (0.09 R)
• M7: 4,813,461 km (0.093 R)
• M8: 4,991,483 km (0.104 R)
• M9: 6,506,011 km (0.089 R)
• M10: 6,687,174 km (0.073 R)
• M11: 7,328,351 km (0.054 R)
• M12: 7,644,002 km (0.061 R)
• M13: 12,555,749 km (0.111 R)
• M14: 13,764,500 km (0.114 R)
• M15: 15,817,581 km (0.034 R)
• M16: 25,620,580 km (0.099 R)
• M17: 28,510,362 km (0.078 R)
• M18: 30,993,388 km (0.103 R)
• M19: 34,267,786 km (0.082 R)
• M20: 35,371,369 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.6

Radius: 3.6

Gravity: 30.22 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 8.51 AU - 13.49 AU

Year: 15596 Days

Day: 20.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,501,101 km

• M1: 45,627 km (0.08 R)
• M2: 204,351 km (0.054 R)
• M3: 435,031 km (0.086 R)
• M4: 703,708 km (0.105 R)
• M5: 1,829,432 km (0.109 R)
• M6: 2,109,031 km (0.115 R)
• M7: 2,278,226 km (0.063 R)
• M8: 2,863,752 km (0.093 R)
• M9: 3,314,341 km (0.099 R)
• M10: 3,491,764 km (0.117 R)
• M11: 5,180,425 km (0.063 R)
• M12: 7,177,556 km (0.085 R)
• M13: 7,346,452 km (0.106 R)
• M14: 8,462,153 km (0.109 R)
• M15: 9,036,011 km (0.089 R)
• M16: 12,846,717 km (0.099 R)
• M17: 13,667,561 km (0.064 R)
• M18: 14,256,079 km (0.1 R)
• M19: 15,066,600 km (0.102 R)
• M20: 15,907,490 km (0.117 R)
• M21: 18,380,342 km (0.075 R)
• M22: 20,415,771 km (0.058 R)
• M23: 23,883,300 km (0.059 R)
• M24: 28,453,665 km (0.095 R)
• M25: 29,303,680 km (0.098 R)
• M26: 30,942,973 km (0.118 R)
• M27: 31,728,512 km (0.085 R)
• M28: 44,161,890 km (0.101 R)
• M29: 47,339,498 km (0.087 R)
• M30: 48,381,597 km (0.089 R)
• M31: 49,135,271 km (0.071 R)
• M32: 50,976,073 km (0.099 R)
• M33: 51,131,505 km (0.091 R)
• M34: 52,386,332 km (0.108 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 19,963 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit