🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.59 AU - 0.73 AU

Year: 203 Days

Day: 31.6 Hours

Environment

Temp: 140 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 25,084,020 km

• M1: 21,991 km (0.063 R)
• M2: 50,863 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.83 AU - 0.91 AU

Year: 307 Days

Day: 21.5 Hours

Environment

Temp: 29 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.1

Radius: 12.9

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.87 AU - 6.39 AU

Year: 5748 Days

Day: 13.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,084,020 km

• M1: 160,369 km (0.11 R)
• M2: 743,501 km (0.06 R)
• M3: 1,166,115 km (0.109 R)
• M4: 2,033,484 km (0.052 R)
• M5: 3,685,194 km (0.047 R)
• M6: 7,132,228 km (0.059 R)
• M7: 7,723,888 km (0.11 R)
• M8: 9,270,580 km (0.117 R)
• M9: 11,852,041 km (0.101 R)
• M10: 12,778,351 km (0.106 R)
• M11: 21,596,846 km (0.098 R)
• M12: 24,490,667 km (0.049 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 15,500 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit