🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.54 AU - 0.74 AU

Year: 191 Days

Day: 15.5 Hours

Environment

Temp: 206 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 20,918,367 km

• M1: 41,588 km (0.042 R)
• M2: 444,006 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.54 AU - 0.9 AU

Year: 228 Days

Day: 26.9 Hours

Environment

Temp: 144 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.6 AU - 0.9 AU

Year: 242 Days

Day: 37.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 25.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.95 AU - 0.99 AU

Year: 356 Days

Day: 38.1 Hours

Environment

Temp: 26 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 20,918,367 km

• M1: 36,352 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.25 AU - 1.93 AU

Year: 747 Days

Day: 19.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,918,367 km

• M1: 1,290,132 km (0.075 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.78 AU - 2.26 AU

Year: 1070 Days

Day: 35.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.8

Radius: 12.9

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.38 AU - 5.64 AU

Year: 4180 Days

Day: 6.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 20,918,367 km

• M1: 160,519 km (0.085 R)
• M2: 815,458 km (0.106 R)
• M3: 1,439,730 km (0.076 R)
• M4: 2,090,032 km (0.066 R)
• M5: 2,528,653 km (0.057 R)
• M6: 3,045,663 km (0.032 R)
• M7: 3,632,835 km (0.102 R)
• M8: 4,127,405 km (0.067 R)
• M9: 4,734,473 km (0.084 R)
• M10: 5,155,591 km (0.108 R)
• M11: 8,103,567 km (0.103 R)
• M12: 11,069,943 km (0.049 R)
• M13: 11,605,653 km (0.044 R)
• M14: 12,684,703 km (0.108 R)
• M15: 15,242,527 km (0.082 R)
• M16: 16,377,077 km (0.031 R)
• M17: 18,354,013 km (0.107 R)
• M18: 20,546,968 km (0.1 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 15,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit