🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.55 AU - 0.79 AU

Year: 193 Days

Day: 17.3 Hours

Environment

Temp: 200 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.63 AU - 1.03 AU

Year: 266 Days

Day: 31.5 Hours

Environment

Temp: 134 °C

Axial Tilt: 25.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.95 AU - 0.99 AU

Year: 336 Days

Day: 39.9 Hours

Environment

Temp: 103 °C

Axial Tilt: 132 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.75 AU - 1.23 AU

Year: 346 Days

Day: 19.9 Hours

Environment

Temp: 114 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.57 AU - 1.61 AU

Year: 705 Days

Day: 19.8 Hours

Environment

Temp: -23 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,284,105 km

• M1: 530,773 km (0.112 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.93 AU - 2.33 AU

Year: 1093 Days

Day: 21.9 Hours

Environment

Temp: -69 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.45 AU - 3.43 AU

Year: 1772 Days

Day: 35 Hours

Environment

Temp: -94 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 17.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.2

Radius: 4.2

Gravity: 10.22 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 16.05 AU - 19.93 AU

Year: 26818 Days

Day: 22.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,284,105 km

• M1: 427,252 km (0.118 R)
• M2: 840,740 km (0.11 R)
• M3: 1,105,379 km (0.086 R)
• M4: 1,467,106 km (0.066 R)
• M5: 1,603,988 km (0.069 R)
• M6: 2,527,007 km (0.109 R)
• M7: 4,194,575 km (0.097 R)
• M8: 4,961,413 km (0.054 R)
• M9: 5,449,701 km (0.073 R)
• M10: 12,093,941 km (0.053 R)
• M11: 18,026,992 km (0.084 R)
• M12: 22,999,925 km (0.05 R)
• M13: 23,189,316 km (0.114 R)
• M14: 32,591,392 km (0.099 R)
• M15: 36,814,540 km (0.084 R)
• M16: 40,005,612 km (0.062 R)
• M17: 47,389,015 km (0.118 R)
• M18: 49,406,492 km (0.058 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 13,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit