🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.52 AU - 0.52 AU

Year: 138 Days

Day: 29.8 Hours

Environment

Temp: 195 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.99 AU - 1.07 AU

Year: 386 Days

Day: 29.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 69,912,200 km

• M1: 553,961 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.02 AU - 1.6 AU

Year: 553 Days

Day: 24.6 Hours

Environment

Temp: -19 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.82 AU - 2.16 AU

Year: 1036 Days

Day: 18.3 Hours

Environment

Temp: -75 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.24 AU - 3.56 AU

Year: 1822 Days

Day: 42.9 Hours

Environment

Temp: -104 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.57 AU - 4.51 AU

Year: 2996 Days

Day: 34.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.21 AU - 4.53 AU

Year: 3371 Days

Day: 12.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,912,200 km

• M1: 70,161 km (0.107 R)

Asteroid Belt

Center: 6.98 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.7

Radius: 9.3

Gravity: 10.8 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 9.24 AU - 9.94 AU

Year: 10957 Days

Day: 7.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,912,200 km

• M1: 115,639 km (0.067 R)
• M2: 422,913 km (0.055 R)
• M3: 1,188,555 km (0.117 R)
• M4: 1,533,528 km (0.096 R)
• M5: 1,980,227 km (0.092 R)
• M6: 2,410,321 km (0.099 R)
• M7: 2,856,721 km (0.085 R)
• M8: 4,660,273 km (0.118 R)
• M9: 5,252,381 km (0.115 R)
• M10: 8,844,825 km (0.064 R)
• M11: 11,459,047 km (0.102 R)
• M12: 11,811,051 km (0.079 R)
• M13: 13,944,167 km (0.089 R)
• M14: 19,533,742 km (0.083 R)
• M15: 21,331,609 km (0.055 R)
• M16: 24,472,267 km (0.119 R)
• M17: 28,226,425 km (0.102 R)
• M18: 34,490,387 km (0.058 R)
• M19: 38,661,775 km (0.074 R)
• M20: 41,346,907 km (0.099 R)
• M21: 45,311,549 km (0.101 R)
• M22: 49,367,896 km (0.097 R)
• M23: 50,772,021 km (0.09 R)
• M24: 53,496,647 km (0.089 R)
• M25: 54,316,144 km (0.113 R)
• M26: 54,811,912 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262

Radius: 4.5

Gravity: 12.94 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 16.14 AU - 20.12 AU

Year: 28482 Days

Day: 16.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,912,200 km

• M1: 55,950 km (0.066 R)
• M2: 213,027 km (0.028 R)
• M3: 470,186 km (0.096 R)
• M4: 731,085 km (0.1 R)
• M5: 917,035 km (0.105 R)
• M6: 1,556,865 km (0.096 R)
• M7: 4,104,816 km (0.083 R)
• M8: 4,393,989 km (0.078 R)
• M9: 5,048,779 km (0.088 R)
• M10: 5,418,584 km (0.116 R)
• M11: 5,687,861 km (0.118 R)
• M12: 5,966,113 km (0.054 R)
• M13: 6,379,302 km (0.044 R)
• M14: 6,944,632 km (0.104 R)
• M15: 7,927,191 km (0.104 R)
• M16: 8,324,972 km (0.039 R)
• M17: 12,455,818 km (0.091 R)
• M18: 15,911,978 km (0.053 R)
• M19: 16,464,143 km (0.064 R)
• M20: 22,410,958 km (0.073 R)
• M21: 24,119,515 km (0.061 R)
• M22: 24,638,021 km (0.076 R)
• M23: 30,239,564 km (0.111 R)
• M24: 31,453,252 km (0.027 R)
• M25: 33,462,052 km (0.118 R)
• M26: 37,043,126 km (0.111 R)
• M27: 38,854,905 km (0.084 R)
• M28: 39,710,755 km (0.083 R)
• M29: 40,725,028 km (0.101 R)
• M30: 47,175,838 km (0.112 R)
• M31: 54,452,129 km (0.103 R)
• M32: 57,523,672 km (0.08 R)
• M33: 58,077,484 km (0.101 R)
• M34: 58,634,736 km (0.113 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 19,515 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit