🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.72 AU - 1.06 AU

Year: 294 Days

Day: 25.4 Hours

Environment

Temp: 184 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,307,007 km

• M1: 447,597 km (0.095 R)

Asteroid Belt

Center: 1.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.53 AU - 2.25 AU

Year: 909 Days

Day: 13.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Ice Giant

Semi-Major Axis: 16.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 103.7

Radius: 3.4

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 12.65 AU - 20.51 AU

Year: 23619 Days

Day: 18.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,307,007 km

• M1: 43,683 km (0.107 R)
• M2: 158,723 km (0.058 R)
• M3: 467,493 km (0.071 R)
• M4: 593,006 km (0.111 R)
• M5: 1,713,793 km (0.056 R)
• M6: 2,353,773 km (0.112 R)
• M7: 7,614,382 km (0.113 R)
• M8: 8,425,053 km (0.092 R)
• M9: 10,882,348 km (0.109 R)
• M10: 13,353,704 km (0.109 R)
• M11: 28,732,814 km (0.1 R)
• M12: 32,060,170 km (0.109 R)

Kuiper Belt

Range: 31.4 - 48.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 19,166 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit