🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.71 AU - 0.89 AU

Year: 258 Days

Day: 41.2 Hours

Environment

Temp: 147 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.28 AU - 1.3 AU

Year: 527 Days

Day: 26.2 Hours

Environment

Temp: 10 °C

Axial Tilt: 44.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,761,356 km

• M1: 34,707 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.56 AU - 3.4 AU

Year: 1851 Days

Day: 27.6 Hours

Environment

Temp: -104 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.25 AU - 4.33 AU

Year: 2655 Days

Day: 16.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,761,356 km

• M1: 33,959 km (0.095 R)

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508

Radius: 13.4

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.9 AU - 6.8 AU

Year: 5092 Days

Day: 6.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,761,356 km

• M1: 166,802 km (0.073 R)
• M2: 666,907 km (0.05 R)
• M3: 1,128,267 km (0.034 R)
• M4: 2,262,817 km (0.053 R)
• M5: 2,826,053 km (0.083 R)
• M6: 3,246,124 km (0.102 R)
• M7: 3,793,204 km (0.095 R)
• M8: 4,237,659 km (0.042 R)
• M9: 5,340,345 km (0.039 R)
• M10: 6,256,482 km (0.104 R)
• M11: 6,945,231 km (0.078 R)
• M12: 8,327,066 km (0.081 R)
• M13: 8,813,559 km (0.061 R)
• M14: 9,478,521 km (0.106 R)
• M15: 10,733,348 km (0.075 R)
• M16: 12,918,075 km (0.099 R)
• M17: 15,384,944 km (0.064 R)
• M18: 16,641,417 km (0.089 R)
• M19: 17,354,999 km (0.096 R)
• M20: 18,971,254 km (0.074 R)
• M21: 23,081,007 km (0.111 R)
• M22: 23,819,272 km (0.086 R)
• M23: 25,655,586 km (0.087 R)
• M24: 26,608,375 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.3

Radius: 10.4

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 9.45 AU - 12.83 AU

Year: 13381 Days

Day: 5.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,761,356 km

• M1: 129,402 km (0.115 R)
• M2: 516,561 km (0.081 R)
• M3: 923,468 km (0.094 R)
• M4: 1,814,772 km (0.094 R)
• M5: 2,489,458 km (0.113 R)
• M6: 3,275,296 km (0.081 R)
• M7: 4,022,388 km (0.066 R)
• M8: 4,942,564 km (0.111 R)
• M9: 5,301,001 km (0.09 R)
• M10: 5,711,796 km (0.066 R)
• M11: 6,180,786 km (0.1 R)
• M12: 8,594,098 km (0.108 R)
• M13: 9,308,428 km (0.079 R)
• M14: 10,113,414 km (0.095 R)
• M15: 11,747,173 km (0.083 R)
• M16: 13,676,387 km (0.049 R)
• M17: 21,742,405 km (0.045 R)
• M18: 24,351,392 km (0.038 R)
• M19: 24,821,428 km (0.101 R)
• M20: 31,829,490 km (0.046 R)
• M21: 32,618,170 km (0.109 R)
• M22: 33,419,865 km (0.084 R)
• M23: 33,883,768 km (0.045 R)
• M24: 41,770,269 km (0.036 R)
• M25: 42,308,671 km (0.082 R)
• M26: 51,104,428 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.4

Radius: 4.6

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 16.04 AU - 23.96 AU

Year: 32190 Days

Day: 17 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,761,356 km

• M1: 57,296 km (0.101 R)
• M2: 501,003 km (0.076 R)
• M3: 979,268 km (0.108 R)
• M4: 1,159,234 km (0.102 R)
• M5: 1,463,366 km (0.088 R)
• M6: 1,784,254 km (0.106 R)
• M7: 2,035,877 km (0.085 R)
• M8: 2,500,080 km (0.063 R)
• M9: 3,131,532 km (0.087 R)
• M10: 3,776,748 km (0.086 R)
• M11: 4,769,479 km (0.11 R)
• M12: 6,819,868 km (0.094 R)
• M13: 9,027,334 km (0.083 R)
• M14: 10,892,969 km (0.05 R)
• M15: 11,187,527 km (0.084 R)
• M16: 12,739,904 km (0.08 R)
• M17: 17,039,945 km (0.116 R)
• M18: 17,758,614 km (0.056 R)
• M19: 23,559,121 km (0.076 R)
• M20: 25,056,596 km (0.093 R)
• M21: 25,260,947 km (0.113 R)
• M22: 30,389,461 km (0.034 R)
• M23: 32,041,470 km (0.081 R)
• M24: 44,560,419 km (0.108 R)
• M25: 46,688,897 km (0.109 R)
• M26: 48,725,074 km (0.109 R)
• M27: 54,158,468 km (0.055 R)
• M28: 55,187,851 km (0.042 R)
• M29: 56,055,519 km (0.077 R)
• M30: 61,453,758 km (0.097 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 17,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit