🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.45 AU - 0.71 AU

Year: 158 Days

Day: 25.2 Hours

Environment

Temp: 155 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.95 AU - 1.37 AU

Year: 447 Days

Day: 19.4 Hours

Environment

Temp: 28 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 24,561,703 km

• M1: 282,142 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.15 AU - 1.53 AU

Year: 556 Days

Day: 21 Hours

Environment

Temp: 7 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.34 AU - 3.32 AU

Year: 1705 Days

Day: 45.1 Hours

Environment

Temp: -90 °C

Axial Tilt: 83.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.6 AU - 4.2 AU

Year: 2758 Days

Day: 40.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.2

Radius: 9.8

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 6.19 AU - 6.41 AU

Year: 5663 Days

Day: 13.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,561,703 km

• M1: 121,922 km (0.106 R)
• M2: 470,336 km (0.038 R)
• M3: 1,101,938 km (0.058 R)
• M4: 1,676,095 km (0.114 R)
• M5: 1,982,621 km (0.11 R)
• M6: 3,079,921 km (0.061 R)
• M7: 7,248,166 km (0.073 R)
• M8: 11,438,104 km (0.117 R)
• M9: 14,838,912 km (0.112 R)
• M10: 15,522,425 km (0.077 R)
• M11: 16,107,951 km (0.117 R)
• M12: 17,013,766 km (0.086 R)
• M13: 18,016,969 km (0.067 R)
• M14: 24,485,581 km (0.102 R)
• M15: 25,039,243 km (0.08 R)
• M16: 25,439,866 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.8

Radius: 14.5

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.97 AU - 6.85 AU

Year: 5812 Days

Day: 10.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,561,703 km

• M1: 182,958 km (0.092 R)
• M2: 838,646 km (0.077 R)
• M3: 1,776,176 km (0.108 R)
• M4: 2,343,301 km (0.047 R)
• M5: 2,893,672 km (0.102 R)
• M6: 4,105,414 km (0.047 R)
• M7: 4,986,845 km (0.113 R)
• M8: 7,382,805 km (0.073 R)
• M9: 8,980,659 km (0.062 R)
• M10: 10,840,909 km (0.118 R)
• M11: 11,529,508 km (0.05 R)
• M12: 12,523,735 km (0.082 R)
• M13: 16,402,210 km (0.063 R)
• M14: 18,553,427 km (0.096 R)
• M15: 21,549,872 km (0.075 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 11,373 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit