🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.67 AU - 0.73 AU

Year: 218 Days

Day: 24.7 Hours

Environment

Temp: 151 °C

Axial Tilt: 22.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.6 AU - 0.82 AU

Year: 223 Days

Day: 30.2 Hours

Environment

Temp: 194 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,615,814 km

• M1: 25,432 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.56 AU - 0.92 AU

Year: 237 Days

Day: 21.6 Hours

Environment

Temp: 154 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.89 AU - 1.05 AU

Year: 356 Days

Day: 40.8 Hours

Environment

Temp: 24 °C

Axial Tilt: 35 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 65,615,814 km

• M1: 45,478 km (0.089 R)
• M2: 252,521 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.83 AU - 1.15 AU

Year: 367 Days

Day: 15.1 Hours

Environment

Temp: 36 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 65,615,814 km

• M1: 84,672 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.6 AU - 1.68 AU

Year: 783 Days

Day: 47.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.93 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 18.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 209.4

Radius: 4.9

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 15.48 AU - 20.94 AU

Year: 28968 Days

Day: 19.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,615,814 km

• M1: 117,135 km (0.096 R)
• M2: 344,823 km (0.065 R)
• M3: 642,373 km (0.116 R)
• M4: 2,311,287 km (0.082 R)
• M5: 3,093,983 km (0.069 R)
• M6: 3,949,533 km (0.037 R)
• M7: 6,823,757 km (0.104 R)
• M8: 7,963,843 km (0.091 R)
• M9: 11,086,997 km (0.117 R)
• M10: 11,821,822 km (0.082 R)
• M11: 12,654,035 km (0.077 R)
• M12: 15,384,047 km (0.081 R)
• M13: 21,316,649 km (0.072 R)
• M14: 21,784,143 km (0.083 R)
• M15: 24,123,554 km (0.106 R)
• M16: 31,651,169 km (0.093 R)
• M17: 36,205,826 km (0.046 R)
• M18: 38,225,846 km (0.05 R)
• M19: 38,915,642 km (0.083 R)
• M20: 42,049,119 km (0.073 R)
• M21: 47,532,479 km (0.052 R)
• M22: 51,776,421 km (0.081 R)
• M23: 58,970,583 km (0.108 R)
• M24: 60,448,012 km (0.096 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 10,730 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit