🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.66 AU - 0.92 AU

Year: 263 Days

Day: 37.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 19.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 36,723,892 km

• M1: 44,580 km (0.067 R)
• M2: 363,373 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.01 AU - 1.43 AU

Year: 505 Days

Day: 17.4 Hours

Environment

Temp: 2 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.2 AU - 1.32 AU

Year: 530 Days

Day: 37.8 Hours

Environment

Temp: -0 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.49 AU - 1.87 AU

Year: 816 Days

Day: 37.1 Hours

Environment

Temp: -59 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.7 AU - 2.24 AU

Year: 1036 Days

Day: 35.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,723,892 km

• M1: 302,188 km (0.06 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.33 AU - 3.87 AU

Year: 2560 Days

Day: 28.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,723,892 km

• M1: 42,935 km (0.072 R)
• M2: 1,046,886 km (0.099 R)

Asteroid Belt

Center: 6.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.3

Radius: 14

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.32 AU - 8.6 AU

Year: 9221 Days

Day: 7.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,723,892 km

• M1: 174,581 km (0.08 R)
• M2: 613,052 km (0.099 R)
• M3: 1,141,282 km (0.104 R)
• M4: 1,585,438 km (0.107 R)
• M5: 2,342,254 km (0.082 R)
• M6: 2,940,496 km (0.092 R)
• M7: 4,190,984 km (0.055 R)
• M8: 4,994,026 km (0.117 R)
• M9: 6,490,154 km (0.114 R)
• M10: 8,068,860 km (0.1 R)
• M11: 8,634,490 km (0.109 R)
• M12: 9,576,956 km (0.056 R)
• M13: 13,987,551 km (0.116 R)
• M14: 14,627,680 km (0.091 R)
• M15: 15,779,284 km (0.047 R)
• M16: 17,518,808 km (0.066 R)
• M17: 18,677,893 km (0.103 R)
• M18: 21,072,805 km (0.052 R)
• M19: 22,383,432 km (0.102 R)
• M20: 25,767,186 km (0.05 R)
• M21: 28,081,764 km (0.055 R)
• M22: 29,101,573 km (0.108 R)
• M23: 32,815,191 km (0.092 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 18,767 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit