🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.43 AU - 0.61 AU

Year: 135 Days

Day: 15.7 Hours

Environment

Temp: 261 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.89 AU - 1.33 AU

Year: 421 Days

Day: 47.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 1.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.96 AU - 1.44 AU

Year: 473 Days

Day: 32.9 Hours

Environment

Temp: 2 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.3 AU - 1.6 AU

Year: 628 Days

Day: 47.9 Hours

Environment

Temp: -14 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,061,244 km

• M1: 200,910 km (0.076 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.38 AU - 2.1 AU

Year: 826 Days

Day: 34.1 Hours

Environment

Temp: -57 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.92 AU - 2.1 AU

Year: 1026 Days

Day: 40.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665

Radius: 14.6

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 8.13 AU - 8.13 AU

Year: 8343 Days

Day: 8.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,061,244 km

• M1: 181,612 km (0.094 R)
• M2: 718,219 km (0.076 R)
• M3: 1,553,873 km (0.086 R)
• M4: 2,390,125 km (0.09 R)
• M5: 2,861,807 km (0.079 R)
• M6: 4,231,376 km (0.089 R)
• M7: 4,784,290 km (0.091 R)
• M8: 5,543,200 km (0.092 R)
• M9: 7,225,577 km (0.096 R)
• M10: 8,143,360 km (0.113 R)
• M11: 8,652,292 km (0.08 R)
• M12: 9,547,934 km (0.118 R)
• M13: 10,406,028 km (0.111 R)
• M14: 12,386,704 km (0.098 R)
• M15: 16,607,757 km (0.079 R)
• M16: 21,224,497 km (0.055 R)
• M17: 22,603,490 km (0.06 R)
• M18: 23,612,229 km (0.099 R)
• M19: 26,265,796 km (0.118 R)
• M20: 27,192,854 km (0.11 R)
• M21: 29,705,500 km (0.043 R)
• M22: 32,369,239 km (0.075 R)
• M23: 33,220,002 km (0.086 R)
• M24: 41,560,682 km (0.046 R)

Kuiper Belt

Range: 30.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 13,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit