🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.48 AU - 0.56 AU

Year: 141 Days

Day: 34.4 Hours

Environment

Temp: 211 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.93 AU - 0.97 AU

Year: 349 Days

Day: 22.7 Hours

Environment

Temp: 37 °C

Axial Tilt: 47.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.21 AU - 1.23 AU

Year: 508 Days

Day: 37 Hours

Environment

Temp: -11 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.4

Radius: 13.3

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.86 AU - 8.26 AU

Year: 8620 Days

Day: 10 Hours

Environment

Temp: -161 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,020,974 km

• M1: 170,691 km (0.081 R)
• M2: 675,285 km (0.052 R)
• M3: 1,379,891 km (0.06 R)
• M4: 1,920,238 km (0.105 R)
• M5: 3,168,184 km (0.113 R)
• M6: 7,370,986 km (0.082 R)
• M7: 8,037,445 km (0.072 R)
• M8: 11,507,667 km (0.111 R)
• M9: 12,658,972 km (0.088 R)
• M10: 14,762,019 km (0.112 R)
• M11: 16,220,598 km (0.104 R)
• M12: 17,140,774 km (0.103 R)
• M13: 17,773,274 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28.8

Radius: 4.4

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 14.03 AU - 15.89 AU

Year: 21798 Days

Day: 24.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,020,974 km

• M1: 252,671 km (0.12 R)
• M2: 446,250 km (0.045 R)
• M3: 688,599 km (0.056 R)
• M4: 871,856 km (0.083 R)
• M5: 2,404,636 km (0.089 R)
• M6: 8,241,945 km (0.085 R)
• M7: 8,465,893 km (0.096 R)
• M8: 12,822,183 km (0.111 R)
• M9: 13,948,206 km (0.045 R)
• M10: 26,456,982 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 12,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit