🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.72 AU - 0.88 AU

Year: 271 Days

Day: 27.7 Hours

Environment

Temp: 128 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,805,131 km

• M1: 224,846 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.15 AU - 2.25 AU

Year: 1236 Days

Day: 37.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,805,131 km

• M1: 197,020 km (0.091 R)

Asteroid Belt

Center: 4.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.5

Radius: 13

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.54 AU - 6.76 AU

Year: 5776 Days

Day: 13.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 96,805,131 km

• M1: 161,715 km (0.086 R)
• M2: 814,860 km (0.117 R)
• M3: 1,348,774 km (0.065 R)
• M4: 1,915,302 km (0.025 R)
• M5: 2,353,922 km (0.096 R)
• M6: 3,358,173 km (0.086 R)
• M7: 4,730,733 km (0.115 R)
• M8: 6,299,566 km (0.056 R)
• M9: 9,925,220 km (0.09 R)
• M10: 12,667,499 km (0.06 R)
• M11: 13,851,865 km (0.06 R)
• M12: 14,886,783 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.5

Radius: 8.8

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 8.41 AU - 13.83 AU

Year: 14044 Days

Day: 5.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 96,805,131 km

• M1: 115,041 km (0.104 R)
• M2: 456,573 km (0.064 R)
• M3: 3,732,916 km (0.068 R)
• M4: 4,969,641 km (0.076 R)
• M5: 8,371,497 km (0.063 R)
• M6: 8,764,939 km (0.103 R)
• M7: 11,569,600 km (0.079 R)
• M8: 13,808,781 km (0.111 R)
• M9: 20,331,697 km (0.115 R)
• M10: 22,328,230 km (0.048 R)
• M11: 24,751,865 km (0.119 R)
• M12: 25,975,277 km (0.115 R)
• M13: 29,434,279 km (0.062 R)
• M14: 33,066,665 km (0.042 R)
• M15: 40,505,718 km (0.035 R)
• M16: 41,207,033 km (0.082 R)
• M17: 43,068,329 km (0.086 R)
• M18: 44,686,380 km (0.098 R)
• M19: 48,200,135 km (0.065 R)
• M20: 48,671,518 km (0.086 R)
• M21: 53,893,680 km (0.048 R)
• M22: 55,083,881 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.7

Radius: 5.4

Gravity: 24.06 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 12.53 AU - 18.03 AU

Year: 22622 Days

Day: 20.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 96,805,131 km

• M1: 67,169 km (0.095 R)
• M2: 414,386 km (0.111 R)
• M3: 611,257 km (0.066 R)
• M4: 1,741,469 km (0.079 R)
• M5: 2,768,009 km (0.098 R)
• M6: 3,603,962 km (0.104 R)
• M7: 4,560,790 km (0.086 R)
• M8: 5,273,026 km (0.074 R)
• M9: 7,904,303 km (0.025 R)
• M10: 8,378,678 km (0.077 R)
• M11: 13,834,213 km (0.05 R)
• M12: 14,444,871 km (0.051 R)
• M13: 15,153,217 km (0.064 R)
• M14: 17,592,859 km (0.096 R)
• M15: 17,859,293 km (0.117 R)
• M16: 20,282,479 km (0.107 R)
• M17: 22,082,740 km (0.104 R)
• M18: 27,997,690 km (0.059 R)
• M19: 37,315,842 km (0.087 R)
• M20: 46,277,802 km (0.059 R)
• M21: 50,266,231 km (0.075 R)
• M22: 50,623,620 km (0.099 R)
• M23: 50,982,506 km (0.115 R)
• M24: 53,543,023 km (0.098 R)
• M25: 53,915,671 km (0.118 R)
• M26: 58,918,822 km (0.057 R)
• M27: 60,316,814 km (0.103 R)
• M28: 65,065,799 km (0.103 R)
• M29: 66,990,076 km (0.117 R)
• M30: 67,422,713 km (0.095 R)
• M31: 67,857,295 km (0.082 R)
• M32: 70,280,780 km (0.093 R)
• M33: 70,727,480 km (0.057 R)
• M34: 72,533,425 km (0.053 R)
• M35: 73,447,767 km (0.104 R)
• M36: 77,419,890 km (0.117 R)
• M37: 78,135,267 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.1

Radius: 4

Gravity: 48.57 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 13.74 AU - 20.6 AU

Year: 26947 Days

Day: 18.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 96,805,131 km

• M1: 54,304 km (0.09 R)
• M2: 453,581 km (0.061 R)
• M3: 595,400 km (0.078 R)
• M4: 1,305,391 km (0.036 R)
• M5: 1,635,254 km (0.103 R)
• M6: 2,313,232 km (0.064 R)
• M7: 2,768,009 km (0.082 R)
• M8: 4,092,399 km (0.111 R)
• M9: 4,489,133 km (0.111 R)
• M10: 5,152,151 km (0.056 R)
• M11: 5,833,419 km (0.092 R)
• M12: 6,335,470 km (0.029 R)
• M13: 6,718,291 km (0.089 R)
• M14: 7,218,097 km (0.112 R)
• M15: 8,179,862 km (0.098 R)
• M16: 11,432,868 km (0.05 R)
• M17: 11,572,891 km (0.086 R)
• M18: 13,112,253 km (0.105 R)
• M19: 13,654,396 km (0.088 R)
• M20: 15,712,414 km (0.11 R)
• M21: 19,420,347 km (0.098 R)
• M22: 22,446,263 km (0.106 R)
• M23: 23,558,523 km (0.067 R)
• M24: 25,058,541 km (0.09 R)
• M25: 29,150,192 km (0.065 R)
• M26: 53,008,210 km (0.104 R)
• M27: 61,163,239 km (0.048 R)
• M28: 63,325,078 km (0.071 R)
• M29: 70,349,595 km (0.111 R)
• M30: 73,443,579 km (0.065 R)
• M31: 91,673,874 km (0.056 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 14,414 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit