🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.72 AU - 1.04 AU

Year: 291 Days

Day: 34.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,102,328 km

• M1: 42,785 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.89 AU - 0.99 AU

Year: 322 Days

Day: 16.7 Hours

Environment

Temp: 171 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 41,102,328 km

• M1: 167,400 km (0.034 R)
• M2: 345,421 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.87 AU - 1.35 AU

Year: 413 Days

Day: 41.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.45 AU - 1.53 AU

Year: 642 Days

Day: 34 Hours

Environment

Temp: 4 °C

Axial Tilt: 49 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 41,102,328 km

• M1: 50,714 km (0.04 R)
• M2: 107,561 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.59 AU - 3.77 AU

Year: 2002 Days

Day: 41.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,102,328 km

• M1: 57,296 km (0.059 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.53 AU - 4.97 AU

Year: 3094 Days

Day: 37.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.2

Radius: 14.4

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.11 AU - 6.09 AU

Year: 4679 Days

Day: 13.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,102,328 km

• M1: 179,368 km (0.108 R)
• M2: 776,563 km (0.079 R)
• M3: 1,310,477 km (0.108 R)
• M4: 1,877,752 km (0.049 R)
• M5: 2,742,727 km (0.056 R)
• M6: 3,615,182 km (0.039 R)
• M7: 4,097,186 km (0.045 R)
• M8: 4,912,794 km (0.116 R)
• M9: 6,585,298 km (0.108 R)
• M10: 7,130,882 km (0.101 R)
• M11: 8,378,827 km (0.112 R)
• M12: 9,055,159 km (0.118 R)
• M13: 10,025,900 km (0.072 R)
• M14: 10,867,388 km (0.082 R)
• M15: 11,590,394 km (0.084 R)
• M16: 13,132,748 km (0.079 R)
• M17: 14,567,392 km (0.102 R)
• M18: 15,298,028 km (0.053 R)
• M19: 17,098,139 km (0.067 R)
• M20: 19,732,707 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.6

Radius: 14.1

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 6.71 AU - 7.83 AU

Year: 6921 Days

Day: 11.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,102,328 km

• M1: 186,549 km (0.095 R)
• M2: 640,877 km (0.057 R)
• M3: 1,515,426 km (0.114 R)
• M4: 2,166,925 km (0.11 R)
• M5: 2,629,931 km (0.116 R)
• M6: 5,222,761 km (0.088 R)
• M7: 6,292,386 km (0.06 R)
• M8: 8,660,370 km (0.106 R)
• M9: 9,977,729 km (0.085 R)
• M10: 10,568,491 km (0.056 R)
• M11: 12,690,537 km (0.108 R)
• M12: 15,380,007 km (0.069 R)
• M13: 17,242,501 km (0.107 R)
• M14: 25,531,420 km (0.089 R)
• M15: 27,688,920 km (0.086 R)
• M16: 33,258,299 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394

Radius: 11.5

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 7.26 AU - 11.9 AU

Year: 10470 Days

Day: 5.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,102,328 km

• M1: 143,016 km (0.09 R)
• M2: 647,908 km (0.086 R)
• M3: 1,121,386 km (0.073 R)
• M4: 1,810,433 km (0.12 R)
• M5: 2,498,733 km (0.046 R)
• M6: 3,445,239 km (0.112 R)
• M7: 4,672,839 km (0.064 R)
• M8: 5,141,080 km (0.108 R)
• M9: 5,640,438 km (0.078 R)
• M10: 7,069,696 km (0.078 R)
• M11: 7,889,193 km (0.109 R)
• M12: 8,641,072 km (0.075 R)
• M13: 13,365,822 km (0.101 R)
• M14: 15,367,441 km (0.068 R)
• M15: 16,875,687 km (0.104 R)
• M16: 18,915,304 km (0.098 R)
• M17: 20,879,076 km (0.093 R)
• M18: 22,072,119 km (0.1 R)
• M19: 27,771,199 km (0.078 R)
• M20: 29,311,010 km (0.118 R)
• M21: 36,155,113 km (0.076 R)
• M22: 39,406,024 km (0.066 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 18,283 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit