🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.48 AU - 0.56 AU

Year: 137 Days

Day: 23.6 Hours

Environment

Temp: 242 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.24 AU - 1.3 AU

Year: 523 Days

Day: 45.5 Hours

Environment

Temp: 2 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.52 AU - 2.06 AU

Year: 875 Days

Day: 39.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,457,702 km

• M1: 81,980 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.11 AU - 3.31 AU

Year: 1629 Days

Day: 21.8 Hours

Environment

Temp: -96 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.64 AU - 3.78 AU

Year: 2101 Days

Day: 34.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.11 AU - 5.19 AU

Year: 3088 Days

Day: 17.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957

Radius: 12.2

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.49 AU - 7.21 AU

Year: 5845 Days

Day: 13.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,457,702 km

• M1: 151,692 km (0.116 R)
• M2: 877,840 km (0.1 R)
• M3: 1,328,878 km (0.102 R)
• M4: 2,026,154 km (0.104 R)
• M5: 2,760,679 km (0.075 R)
• M6: 3,180,301 km (0.11 R)
• M7: 3,806,667 km (0.119 R)
• M8: 4,381,422 km (0.097 R)
• M9: 5,832,372 km (0.095 R)
• M10: 6,426,425 km (0.076 R)
• M11: 7,736,005 km (0.07 R)
• M12: 8,169,540 km (0.104 R)
• M13: 8,661,118 km (0.111 R)
• M14: 9,129,060 km (0.077 R)
• M15: 10,828,343 km (0.105 R)
• M16: 11,625,101 km (0.095 R)
• M17: 12,142,560 km (0.066 R)
• M18: 13,279,504 km (0.098 R)
• M19: 18,129,168 km (0.114 R)
• M20: 19,685,434 km (0.039 R)
• M21: 21,482,853 km (0.117 R)
• M22: 24,802,579 km (0.113 R)
• M23: 25,315,550 km (0.072 R)
• M24: 28,918,166 km (0.086 R)
• M25: 29,677,674 km (0.093 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 16,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit