🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.53 AU - 0.61 AU

Year: 160 Days

Day: 24.1 Hours

Environment

Temp: 196 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,492,026 km

• M1: 18,700 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.82 AU - 0.84 AU

Year: 280 Days

Day: 44.4 Hours

Environment

Temp: 138 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.54 AU - 1.56 AU

Year: 716 Days

Day: 37.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.02 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 12.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154.1

Radius: 6.4

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 12.14 AU - 12.84 AU

Year: 16370 Days

Day: 17.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,492,026 km

• M1: 79,586 km (0.057 R)
• M2: 374,593 km (0.114 R)
• M3: 631,303 km (0.056 R)
• M4: 2,784,166 km (0.113 R)
• M5: 2,988,965 km (0.034 R)
• M6: 6,693,757 km (0.1 R)
• M7: 7,802,576 km (0.091 R)
• M8: 9,117,841 km (0.08 R)
• M9: 11,332,188 km (0.099 R)
• M10: 20,156,219 km (0.091 R)
• M11: 26,967,559 km (0.058 R)
• M12: 27,713,454 km (0.105 R)
• M13: 28,761,537 km (0.092 R)
• M14: 31,548,246 km (0.105 R)
• M15: 33,325,170 km (0.096 R)
• M16: 37,191,527 km (0.087 R)
• M17: 40,129,330 km (0.063 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 13,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit