🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.44 AU - 0.68 AU

Year: 152 Days

Day: 37.6 Hours

Environment

Temp: 243 °C

Axial Tilt: 8.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.51 AU - 0.69 AU

Year: 169 Days

Day: 25 Hours

Environment

Temp: 175 °C

Axial Tilt: 45.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,882,174 km

• M1: 31,565 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.6 AU - 0.96 AU

Year: 250 Days

Day: 12.8 Hours

Environment

Temp: 99 °C

Axial Tilt: 49.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,882,174 km

• M1: 166,951 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.23 AU - 1.25 AU

Year: 502 Days

Day: 36.4 Hours

Environment

Temp: -0 °C

Axial Tilt: 29.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 43,882,174 km

• M1: 90,208 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.38 AU - 1.94 AU

Year: 777 Days

Day: 45.5 Hours

Environment

Temp: -48 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,882,174 km

• M1: 1,096,852 km (0.096 R)

Asteroid Belt

Center: 1.99 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.01 AU - 2.61 AU

Year: 1276 Days

Day: 47.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.47 AU - 3.85 AU

Year: 2042 Days

Day: 22.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845

Radius: 13.6

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 7.06 AU - 8.5 AU

Year: 7887 Days

Day: 5.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,882,174 km

• M1: 170,093 km (0.117 R)
• M2: 641,027 km (0.114 R)
• M3: 1,279,959 km (0.071 R)
• M4: 1,711,699 km (0.097 R)
• M5: 2,802,267 km (0.11 R)
• M6: 3,407,690 km (0.08 R)
• M7: 4,205,795 km (0.068 R)
• M8: 5,866,032 km (0.119 R)
• M9: 9,192,640 km (0.032 R)
• M10: 9,705,910 km (0.11 R)
• M11: 14,717,439 km (0.118 R)
• M12: 16,621,221 km (0.102 R)
• M13: 21,234,071 km (0.057 R)
• M14: 34,207,947 km (0.091 R)
• M15: 34,765,947 km (0.097 R)
• M16: 35,216,685 km (0.114 R)
• M17: 41,060,128 km (0.069 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 10,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit