🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.46 AU - 0.76 AU

Year: 173 Days

Day: 36.8 Hours

Environment

Temp: 235 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.87 AU - 0.97 AU

Year: 321 Days

Day: 43 Hours

Environment

Temp: 120 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.88 AU - 1.04 AU

Year: 342 Days

Day: 42 Hours

Environment

Temp: 71 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,808,938 km

• M1: 65,075 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.9 AU - 1.44 AU

Year: 460 Days

Day: 17.4 Hours

Environment

Temp: 25 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 34,808,938 km

• M1: 268,079 km (0.042 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1 AU - 1.56 AU

Year: 526 Days

Day: 33.7 Hours

Environment

Temp: -14 °C

Axial Tilt: 18.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.38 AU - 1.5 AU

Year: 628 Days

Day: 43.9 Hours

Environment

Temp: -21 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,808,938 km

• M1: 37,998 km (0.073 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.86 AU - 3.7 AU

Year: 2159 Days

Day: 41.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.7

Radius: 13.7

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.39 AU - 7.83 AU

Year: 6176 Days

Day: 9.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,808,938 km

• M1: 170,691 km (0.062 R)
• M2: 938,876 km (0.088 R)
• M3: 1,681,181 km (0.096 R)
• M4: 3,498,197 km (0.055 R)
• M5: 4,422,711 km (0.03 R)
• M6: 8,266,928 km (0.117 R)
• M7: 12,359,477 km (0.076 R)
• M8: 15,617,270 km (0.082 R)
• M9: 17,971,940 km (0.1 R)
• M10: 21,820,345 km (0.058 R)
• M11: 24,261,783 km (0.095 R)
• M12: 27,319,264 km (0.045 R)
• M13: 30,529,933 km (0.077 R)
• M14: 31,881,999 km (0.109 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 19,069 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit