🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.44 AU - 0.66 AU

Year: 143 Days

Day: 16.2 Hours

Environment

Temp: 209 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.02 AU - 1.22 AU

Year: 417 Days

Day: 13.9 Hours

Environment

Temp: 30 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 49,828,390 km

• M1: 46,076 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.17 AU - 1.41 AU

Year: 515 Days

Day: 44 Hours

Environment

Temp: 25 °C

Axial Tilt: 165.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 49,828,390 km

• M1: 657,632 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.6 AU - 2.54 AU

Year: 1047 Days

Day: 16.8 Hours

Environment

Temp: -64 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,828,390 km

• M1: 40,092 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.13 AU - 2.19 AU

Year: 1116 Days

Day: 17.4 Hours

Environment

Temp: -69 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.6

Radius: 9.9

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 6.64 AU - 6.9 AU

Year: 6191 Days

Day: 9.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,828,390 km

• M1: 123,119 km (0.12 R)
• M2: 602,879 km (0.091 R)
• M3: 2,363,048 km (0.096 R)
• M4: 2,784,914 km (0.09 R)
• M5: 3,625,504 km (0.1 R)
• M6: 4,210,432 km (0.073 R)
• M7: 4,649,651 km (0.076 R)
• M8: 8,323,626 km (0.118 R)
• M9: 9,378,291 km (0.03 R)
• M10: 11,288,955 km (0.093 R)
• M11: 12,803,633 km (0.056 R)
• M12: 14,013,581 km (0.117 R)
• M13: 16,498,252 km (0.063 R)
• M14: 19,984,181 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.3

Radius: 4.8

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 16.96 AU - 18.34 AU

Year: 26061 Days

Day: 15.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,828,390 km

• M1: 59,690 km (0.051 R)
• M2: 354,846 km (0.115 R)
• M3: 611,556 km (0.116 R)
• M4: 884,871 km (0.108 R)
• M5: 1,645,128 km (0.113 R)
• M6: 1,799,962 km (0.12 R)
• M7: 2,540,022 km (0.076 R)
• M8: 2,790,599 km (0.057 R)
• M9: 4,534,611 km (0.086 R)
• M10: 11,080,714 km (0.111 R)
• M11: 18,713,198 km (0.086 R)
• M12: 21,393,543 km (0.109 R)
• M13: 23,136,657 km (0.1 R)
• M14: 23,316,025 km (0.11 R)
• M15: 27,001,668 km (0.055 R)
• M16: 27,400,346 km (0.114 R)
• M17: 35,145,028 km (0.068 R)

Kuiper Belt

Range: 31.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 16,186 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit