🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.47 AU - 0.55 AU

Year: 129 Days

Day: 42.4 Hours

Environment

Temp: 271 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,220,406 km

• M1: 49,966 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.8 AU - 1.06 AU

Year: 317 Days

Day: 45.5 Hours

Environment

Temp: 126 °C

Axial Tilt: 123.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.99 AU - 1.39 AU

Year: 458 Days

Day: 34.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 9.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.35 AU - 1.61 AU

Year: 636 Days

Day: 40.3 Hours

Environment

Temp: 7 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.66 AU - 1.76 AU

Year: 790 Days

Day: 25.1 Hours

Environment

Temp: -27 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,220,406 km

• M1: 46,375 km (0.113 R)
• M2: 78,988 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.98 AU - 2.82 AU

Year: 1313 Days

Day: 20.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,220,406 km

• M1: 853,755 km (0.028 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.02 AU - 4.4 AU

Year: 3050 Days

Day: 37.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,220,406 km

• M1: 1,116,898 km (0.118 R)

Asteroid Belt

Center: 5.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.1

Radius: 8.5

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.67 AU - 7.27 AU

Year: 5151 Days

Day: 7.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,220,406 km

• M1: 105,766 km (0.105 R)
• M2: 840,142 km (0.047 R)
• M3: 1,187,957 km (0.095 R)
• M4: 2,849,839 km (0.092 R)
• M5: 3,648,692 km (0.072 R)
• M6: 4,007,129 km (0.088 R)
• M7: 5,088,721 km (0.101 R)
• M8: 6,741,478 km (0.095 R)
• M9: 7,457,903 km (0.095 R)
• M10: 10,302,805 km (0.103 R)
• M11: 12,063,273 km (0.12 R)
• M12: 14,953,354 km (0.029 R)
• M13: 15,698,501 km (0.101 R)
• M14: 18,275,474 km (0.106 R)
• M15: 19,731,959 km (0.082 R)
• M16: 20,073,341 km (0.103 R)
• M17: 22,353,363 km (0.065 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 14,535 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit