🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.17 AU - 1.73 AU

Year: 611 Days

Day: 18.7 Hours

Environment

Temp: -13 °C

Axial Tilt: 29.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.89 AU - 2.67 AU

Year: 1204 Days

Day: 28.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.51 AU - 2.57 AU

Year: 1416 Days

Day: 41 Hours

Environment

Temp: -68 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,159,577 km

• M1: 486,941 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.31 AU - 2.77 AU

Year: 1416 Days

Day: 41.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.62 AU - 3.48 AU

Year: 1863 Days

Day: 15.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,159,577 km

• M1: 50,265 km (0.048 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.98 AU - 3.44 AU

Year: 2012 Days

Day: 45.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.77 AU - 3.91 AU

Year: 2633 Days

Day: 16.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 19.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 493.9

Radius: 7.1

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 18.02 AU - 21.2 AU

Year: 30380 Days

Day: 16.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,159,577 km

• M1: 88,263 km (0.086 R)
• M2: 404,662 km (0.108 R)
• M3: 910,602 km (0.119 R)
• M4: 3,983,343 km (0.035 R)
• M5: 4,255,760 km (0.03 R)
• M6: 4,838,145 km (0.111 R)
• M7: 12,753,069 km (0.11 R)
• M8: 15,653,323 km (0.059 R)
• M9: 24,145,396 km (0.102 R)
• M10: 33,707,243 km (0.066 R)
• M11: 35,416,398 km (0.085 R)
• M12: 42,015,011 km (0.114 R)
• M13: 42,831,815 km (0.1 R)
• M14: 43,492,739 km (0.043 R)
• M15: 44,665,735 km (0.092 R)
• M16: 46,377,883 km (0.108 R)
• M17: 51,589,873 km (0.06 R)
• M18: 53,093,481 km (0.095 R)
• M19: 60,843,698 km (0.114 R)
• M20: 74,900,064 km (0.105 R)
• M21: 76,826,435 km (0.03 R)
• M22: 77,801,963 km (0.088 R)
• M23: 86,429,272 km (0.072 R)
• M24: 87,484,386 km (0.108 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 11,748 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit