🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.75 AU - 0.87 AU

Year: 268 Days

Day: 30.6 Hours

Environment

Temp: 100 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.82 AU - 0.9 AU

Year: 293 Days

Day: 32.5 Hours

Environment

Temp: 95 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.8 AU - 1.08 AU

Year: 335 Days

Day: 32 Hours

Environment

Temp: 35 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.24 AU - 1.88 AU

Year: 715 Days

Day: 23.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,951,301 km

• M1: 652,097 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.88 AU - 1.96 AU

Year: 977 Days

Day: 46.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 31,951,301 km

• M1: 36,053 km (0.099 R)
• M2: 541,245 km (0.035 R)

Asteroid Belt

Center: 2.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.04 AU - 3.18 AU

Year: 1548 Days

Day: 34.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.24 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.2

Radius: 12.1

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.7 AU - 7.02 AU

Year: 5207 Days

Day: 10.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 31,951,301 km

• M1: 150,495 km (0.038 R)
• M2: 563,236 km (0.113 R)
• M3: 1,000,511 km (0.062 R)
• M4: 1,433,746 km (0.076 R)
• M5: 1,814,024 km (0.047 R)
• M6: 2,231,851 km (0.107 R)
• M7: 2,678,849 km (0.032 R)
• M8: 4,125,610 km (0.094 R)
• M9: 5,213,785 km (0.073 R)
• M10: 7,368,593 km (0.094 R)
• M11: 8,924,111 km (0.068 R)
• M12: 9,460,270 km (0.105 R)
• M13: 10,642,841 km (0.112 R)
• M14: 11,872,386 km (0.043 R)
• M15: 12,420,064 km (0.029 R)
• M16: 14,220,774 km (0.119 R)
• M17: 17,050,717 km (0.092 R)
• M18: 18,465,464 km (0.059 R)
• M19: 19,957,104 km (0.109 R)
• M20: 21,674,487 km (0.084 R)
• M21: 22,949,061 km (0.11 R)
• M22: 25,565,079 km (0.042 R)
• M23: 29,534,808 km (0.115 R)
• M24: 30,081,140 km (0.108 R)
• M25: 31,006,851 km (0.119 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 16,578 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit