🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.54 AU - 0.6 AU

Year: 162 Days

Day: 32.6 Hours

Environment

Temp: 147 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.85 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.92 AU - 1.32 AU

Year: 447 Days

Day: 32.5 Hours

Environment

Temp: -14 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830

Radius: 8.1

Gravity: 12.65 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.34 AU - 4.88 AU

Year: 3729 Days

Day: 10.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,888,444 km

• M1: 100,829 km (0.12 R)
• M2: 502,948 km (0.093 R)
• M3: 925,113 km (0.087 R)
• M4: 1,212,192 km (0.055 R)
• M5: 1,480,421 km (0.071 R)
• M6: 2,096,764 km (0.104 R)
• M7: 3,260,785 km (0.058 R)
• M8: 3,960,753 km (0.055 R)
• M9: 4,633,644 km (0.038 R)
• M10: 5,036,362 km (0.088 R)
• M11: 5,600,196 km (0.101 R)
• M12: 5,911,958 km (0.096 R)
• M13: 6,570,338 km (0.118 R)
• M14: 7,310,100 km (0.099 R)
• M15: 7,717,305 km (0.08 R)
• M16: 8,032,807 km (0.117 R)
• M17: 9,107,967 km (0.093 R)
• M18: 9,539,856 km (0.104 R)
• M19: 12,376,980 km (0.099 R)
• M20: 12,907,155 km (0.103 R)
• M21: 14,012,833 km (0.109 R)
• M22: 18,073,218 km (0.086 R)
• M23: 18,944,626 km (0.115 R)
• M24: 19,262,671 km (0.12 R)
• M25: 19,584,156 km (0.102 R)
• M26: 19,843,858 km (0.053 R)
• M27: 20,171,777 km (0.07 R)
• M28: 21,727,296 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.4

Radius: 9.1

Gravity: 11.01 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 8.83 AU - 13.75 AU

Year: 14291 Days

Day: 7.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,888,444 km

• M1: 142,417 km (0.095 R)
• M2: 631,453 km (0.081 R)
• M3: 957,875 km (0.069 R)
• M4: 1,327,980 km (0.073 R)
• M5: 2,714,603 km (0.077 R)
• M6: 4,322,930 km (0.1 R)
• M7: 7,224,530 km (0.089 R)
• M8: 7,590,746 km (0.109 R)
• M9: 9,234,078 km (0.115 R)
• M10: 10,396,005 km (0.114 R)
• M11: 14,608,830 km (0.106 R)
• M12: 15,645,693 km (0.097 R)
• M13: 19,223,626 km (0.078 R)
• M14: 20,286,818 km (0.106 R)
• M15: 22,240,715 km (0.109 R)
• M16: 22,821,305 km (0.042 R)
• M17: 24,113,830 km (0.063 R)
• M18: 24,726,583 km (0.108 R)
• M19: 25,454,676 km (0.097 R)
• M20: 33,035,997 km (0.036 R)
• M21: 34,430,548 km (0.101 R)
• M22: 42,437,924 km (0.081 R)
• M23: 42,882,978 km (0.075 R)
• M24: 43,181,425 km (0.068 R)
• M25: 44,388,830 km (0.114 R)
• M26: 45,000,984 km (0.043 R)
• M27: 45,618,674 km (0.085 R)
• M28: 51,435,039 km (0.044 R)
• M29: 54,345,765 km (0.116 R)
• M30: 62,195,016 km (0.114 R)
• M31: 62,769,322 km (0.069 R)
• M32: 64,123,033 km (0.051 R)
• M33: 65,298,573 km (0.06 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 147 - 20,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit