🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.63 AU - 0.97 AU

Year: 261 Days

Day: 39.7 Hours

Environment

Temp: 186 °C

Axial Tilt: 17.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,845,563 km

• M1: 128,056 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.72 AU - 1.2 AU

Year: 344 Days

Day: 20.9 Hours

Environment

Temp: 51 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.11 AU - 1.15 AU

Year: 439 Days

Day: 44.5 Hours

Environment

Temp: 19 °C

Axial Tilt: 10.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.25 AU - 2.99 AU

Year: 1549 Days

Day: 32.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,845,563 km

• M1: 50,863 km (0.087 R)
• M2: 412,591 km (0.065 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.12 AU - 3.32 AU

Year: 1638 Days

Day: 30 Hours

Environment

Temp: -89 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.93 AU - 4.67 AU

Year: 2706 Days

Day: 43.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.6

Radius: 15

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.55 AU - 8.39 AU

Year: 7457 Days

Day: 11.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,845,563 km

• M1: 188,344 km (0.035 R)
• M2: 748,588 km (0.06 R)
• M3: 1,300,753 km (0.119 R)
• M4: 1,886,878 km (0.117 R)
• M5: 2,612,278 km (0.106 R)
• M6: 3,231,015 km (0.088 R)
• M7: 4,517,856 km (0.064 R)
• M8: 5,635,202 km (0.087 R)
• M9: 6,501,075 km (0.101 R)
• M10: 7,884,556 km (0.088 R)
• M11: 9,822,447 km (0.081 R)
• M12: 10,341,102 km (0.083 R)
• M13: 11,744,480 km (0.115 R)
• M14: 12,766,981 km (0.044 R)
• M15: 13,906,468 km (0.071 R)
• M16: 16,519,345 km (0.076 R)
• M17: 19,963,537 km (0.053 R)
• M18: 21,029,721 km (0.064 R)
• M19: 33,231,970 km (0.103 R)
• M20: 37,399,168 km (0.114 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 10,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit