🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.77 AU - 0.79 AU

Year: 261 Days

Day: 25.9 Hours

Environment

Temp: 76 °C

Axial Tilt: 26.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.81 AU - 1.13 AU

Year: 362 Days

Day: 38.7 Hours

Environment

Temp: 9 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.88 AU - 1.4 AU

Year: 461 Days

Day: 35.1 Hours

Environment

Temp: -11 °C

Axial Tilt: 47.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.37 AU - 1.89 AU

Year: 788 Days

Day: 21.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,185,281 km

• M1: 51,910 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.38 AU - 3.58 AU

Year: 2459 Days

Day: 23.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.8

Radius: 14.2

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.79 AU - 8.09 AU

Year: 8474 Days

Day: 8.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,185,281 km

• M1: 177,573 km (0.111 R)
• M2: 757,564 km (0.093 R)
• M3: 1,463,516 km (0.041 R)
• M4: 2,054,876 km (0.106 R)
• M5: 2,994,052 km (0.099 R)
• M6: 3,914,976 km (0.101 R)
• M7: 5,101,437 km (0.046 R)
• M8: 6,187,817 km (0.083 R)
• M9: 6,820,616 km (0.044 R)
• M10: 7,607,201 km (0.106 R)
• M11: 8,453,327 km (0.049 R)
• M12: 9,490,339 km (0.074 R)
• M13: 10,610,379 km (0.096 R)
• M14: 11,372,430 km (0.076 R)
• M15: 13,113,001 km (0.083 R)
• M16: 13,990,991 km (0.081 R)
• M17: 14,791,041 km (0.113 R)
• M18: 15,261,825 km (0.09 R)
• M19: 17,966,106 km (0.102 R)
• M20: 18,843,198 km (0.098 R)
• M21: 19,607,344 km (0.057 R)
• M22: 21,796,859 km (0.107 R)
• M23: 25,716,472 km (0.114 R)
• M24: 26,398,339 km (0.097 R)
• M25: 27,531,843 km (0.101 R)
• M26: 29,338,985 km (0.029 R)
• M27: 30,083,533 km (0.111 R)
• M28: 32,294,440 km (0.081 R)
• M29: 33,288,668 km (0.102 R)
• M30: 33,793,411 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 497.2

Radius: 6.8

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 17.15 AU - 18.33 AU

Year: 28300 Days

Day: 19.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 86,185,281 km

• M1: 90,507 km (0.112 R)
• M2: 485,595 km (0.058 R)
• M3: 881,879 km (0.07 R)
• M4: 1,512,285 km (0.109 R)
• M5: 2,272,541 km (0.098 R)
• M6: 2,724,776 km (0.109 R)
• M7: 4,135,184 km (0.115 R)
• M8: 4,698,121 km (0.106 R)
• M9: 5,846,734 km (0.113 R)
• M10: 7,569,951 km (0.045 R)
• M11: 8,088,458 km (0.062 R)
• M12: 9,023,744 km (0.108 R)
• M13: 9,907,269 km (0.025 R)
• M14: 10,276,327 km (0.105 R)
• M15: 16,883,915 km (0.08 R)
• M16: 17,322,087 km (0.033 R)
• M17: 19,917,610 km (0.102 R)
• M18: 21,004,439 km (0.082 R)
• M19: 21,511,426 km (0.094 R)
• M20: 22,026,491 km (0.056 R)
• M21: 25,177,322 km (0.118 R)
• M22: 31,954,404 km (0.114 R)
• M23: 32,895,674 km (0.034 R)
• M24: 38,631,556 km (0.097 R)
• M25: 44,333,628 km (0.046 R)
• M26: 52,403,237 km (0.09 R)
• M27: 53,335,231 km (0.096 R)
• M28: 55,617,197 km (0.064 R)
• M29: 57,765,273 km (0.028 R)
• M30: 69,340,259 km (0.106 R)
• M31: 71,142,913 km (0.052 R)
• M32: 78,181,343 km (0.113 R)
• M33: 83,881,471 km (0.069 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 13,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit