🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.45 AU - 0.67 AU

Year: 155 Days

Day: 48 Hours

Environment

Temp: 187 °C

Axial Tilt: 41.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.74 AU - 1.02 AU

Year: 305 Days

Day: 19.3 Hours

Environment

Temp: 124 °C

Axial Tilt: 17.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.89 AU - 0.99 AU

Year: 336 Days

Day: 47.2 Hours

Environment

Temp: 47 °C

Axial Tilt: 47.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.1 AU - 1.48 AU

Year: 541 Days

Day: 37.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 24.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 53,718,182 km

• M1: 22,739 km (0.092 R)
• M2: 163,810 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.72 AU - 2.06 AU

Year: 959 Days

Day: 37.2 Hours

Environment

Temp: -70 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.41 AU - 3.09 AU

Year: 1683 Days

Day: 47.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.9

Radius: 13.7

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.86 AU - 10.64 AU

Year: 10380 Days

Day: 5.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,718,182 km

• M1: 170,392 km (0.076 R)
• M2: 929,302 km (0.119 R)
• M3: 2,505,764 km (0.089 R)
• M4: 4,081,180 km (0.067 R)
• M5: 5,148,112 km (0.111 R)
• M6: 6,204,123 km (0.112 R)
• M7: 10,726,616 km (0.075 R)
• M8: 15,917,662 km (0.068 R)
• M9: 19,498,138 km (0.083 R)
• M10: 21,781,450 km (0.06 R)
• M11: 25,483,997 km (0.084 R)
• M12: 28,417,612 km (0.088 R)
• M13: 38,817,655 km (0.075 R)
• M14: 39,467,509 km (0.093 R)
• M15: 42,826,430 km (0.093 R)
• M16: 45,791,609 km (0.115 R)
• M17: 46,956,378 km (0.098 R)
• M18: 48,740,333 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 16,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit