🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.61 AU - 0.61 AU

Year: 176 Days

Day: 43.9 Hours

Environment

Temp: 175 °C

Axial Tilt: 170.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.66 AU - 0.78 AU

Year: 225 Days

Day: 21.1 Hours

Environment

Temp: 163 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.64 AU - 1.06 AU

Year: 289 Days

Day: 42.4 Hours

Environment

Temp: 167 °C

Axial Tilt: 45.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.83 AU - 1.03 AU

Year: 331 Days

Day: 45 Hours

Environment

Temp: 50 °C

Axial Tilt: 12.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.12 AU - 1.14 AU

Year: 443 Days

Day: 42 Hours

Environment

Temp: 11 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.7 AU - 2.12 AU

Year: 974 Days

Day: 23.5 Hours

Environment

Temp: -60 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,846,904 km

• M1: 392,994 km (0.075 R)

Asteroid Belt

Center: 2.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.56 AU - 4.14 AU

Year: 2262 Days

Day: 20.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.4

Radius: 9.6

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 11.31 AU - 12.97 AU

Year: 15606 Days

Day: 10.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,846,904 km

• M1: 119,379 km (0.066 R)
• M2: 423,362 km (0.09 R)
• M3: 1,968,558 km (0.039 R)
• M4: 2,929,276 km (0.097 R)
• M5: 3,422,650 km (0.067 R)
• M6: 3,999,649 km (0.098 R)
• M7: 4,481,503 km (0.101 R)
• M8: 5,598,401 km (0.119 R)
• M9: 7,903,256 km (0.096 R)
• M10: 8,325,271 km (0.07 R)
• M11: 8,811,614 km (0.109 R)
• M12: 10,110,871 km (0.115 R)
• M13: 11,122,452 km (0.094 R)
• M14: 11,652,777 km (0.102 R)
• M15: 12,323,873 km (0.113 R)
• M16: 12,637,280 km (0.064 R)
• M17: 15,484,876 km (0.112 R)
• M18: 19,316,975 km (0.092 R)
• M19: 22,598,853 km (0.108 R)
• M20: 26,234,979 km (0.066 R)
• M21: 29,011,814 km (0.081 R)
• M22: 31,393,113 km (0.109 R)
• M23: 31,861,055 km (0.101 R)
• M24: 38,642,028 km (0.087 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 14,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit