🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.53 AU - 0.83 AU

Year: 196 Days

Day: 42.8 Hours

Environment

Temp: 191 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.63 AU - 0.89 AU

Year: 232 Days

Day: 18 Hours

Environment

Temp: 158 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.66 AU - 0.9 AU

Year: 241 Days

Day: 42.7 Hours

Environment

Temp: 148 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 21,376,811 km

• M1: 54,753 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.98 AU - 1.6 AU

Year: 513 Days

Day: 34.1 Hours

Environment

Temp: 13 °C

Axial Tilt: 18.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.33 AU - 2.41 AU

Year: 1276 Days

Day: 39.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.94 AU - 3.78 AU

Year: 2155 Days

Day: 35.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,376,811 km

• M1: 96,939 km (0.108 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.02 AU - 4.46 AU

Year: 2530 Days

Day: 34.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.5

Radius: 10.8

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.61 AU - 6.87 AU

Year: 4811 Days

Day: 9.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 21,376,811 km

• M1: 134,339 km (0.07 R)
• M2: 585,825 km (0.107 R)
• M3: 999,015 km (0.1 R)
• M4: 1,413,849 km (0.102 R)
• M5: 2,256,385 km (0.046 R)
• M6: 2,952,164 km (0.118 R)
• M7: 3,405,446 km (0.076 R)
• M8: 4,193,827 km (0.088 R)
• M9: 7,577,731 km (0.054 R)
• M10: 9,832,170 km (0.107 R)
• M11: 11,507,218 km (0.086 R)
• M12: 12,950,987 km (0.108 R)
• M13: 13,364,924 km (0.1 R)
• M14: 15,879,664 km (0.116 R)
• M15: 20,127,646 km (0.11 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 13,770 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit