🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.51 AU - 0.77 AU

Year: 187 Days

Day: 44.3 Hours

Environment

Temp: 140 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.82 AU - 1.1 AU

Year: 344 Days

Day: 29.1 Hours

Environment

Temp: 45 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.58 AU - 1.82 AU

Year: 810 Days

Day: 15.1 Hours

Environment

Temp: -52 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.7 AU - 2.72 AU

Year: 1200 Days

Day: 38.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,812,498 km

• M1: 74,051 km (0.043 R)
• M2: 230,381 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 3.17 AU - 3.23 AU

Year: 2091 Days

Day: 39.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.96 AU - 4.42 AU

Year: 2589 Days

Day: 45.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,812,498 km

• M1: 211,980 km (0.084 R)

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.6

Radius: 11.5

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.29 AU - 7.23 AU

Year: 5721 Days

Day: 10.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,812,498 km

• M1: 143,016 km (0.082 R)
• M2: 519,853 km (0.081 R)
• M3: 1,514,379 km (0.056 R)
• M4: 3,176,860 km (0.049 R)
• M5: 4,013,561 km (0.043 R)
• M6: 4,582,632 km (0.098 R)
• M7: 7,075,381 km (0.098 R)
• M8: 8,921,119 km (0.084 R)
• M9: 9,725,956 km (0.11 R)
• M10: 12,383,712 km (0.057 R)
• M11: 13,231,632 km (0.086 R)
• M12: 13,695,984 km (0.092 R)
• M13: 14,821,858 km (0.091 R)
• M14: 15,835,084 km (0.106 R)
• M15: 18,827,341 km (0.111 R)
• M16: 23,577,522 km (0.058 R)
• M17: 24,723,442 km (0.051 R)
• M18: 25,507,933 km (0.083 R)
• M19: 27,625,192 km (0.099 R)
• M20: 28,299,579 km (0.087 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: 204 - 14,186 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit