🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.91 AU - 1.49 AU

Year: 464 Days

Day: 33.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 29.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.18 AU - 1.38 AU

Year: 511 Days

Day: 23.2 Hours

Environment

Temp: 11 °C

Axial Tilt: 23.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,348,912 km

• M1: 96,191 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.49 AU - 2.41 AU

Year: 962 Days

Day: 39.8 Hours

Environment

Temp: -46 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.43 AU - 3.73 AU

Year: 2392 Days

Day: 15.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.6

Radius: 13.1

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.58 AU - 8.64 AU

Year: 6694 Days

Day: 6.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,348,912 km

• M1: 165,006 km (0.104 R)
• M2: 768,484 km (0.111 R)
• M3: 1,292,526 km (0.092 R)
• M4: 1,787,844 km (0.069 R)
• M5: 2,977,746 km (0.086 R)
• M6: 4,137,728 km (0.049 R)
• M7: 5,107,870 km (0.095 R)
• M8: 6,640,649 km (0.065 R)
• M9: 8,283,234 km (0.076 R)
• M10: 8,751,625 km (0.101 R)
• M11: 9,429,453 km (0.055 R)
• M12: 11,719,348 km (0.06 R)
• M13: 14,877,807 km (0.107 R)
• M14: 15,355,773 km (0.078 R)
• M15: 16,175,419 km (0.083 R)
• M16: 16,909,047 km (0.097 R)
• M17: 19,748,415 km (0.104 R)
• M18: 20,521,387 km (0.06 R)
• M19: 22,542,305 km (0.063 R)
• M20: 22,961,927 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.2

Radius: 9.8

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.75 AU - 10.63 AU

Year: 9045 Days

Day: 14.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,348,912 km

• M1: 122,371 km (0.056 R)
• M2: 463,155 km (0.092 R)
• M3: 788,530 km (0.074 R)
• M4: 1,103,135 km (0.085 R)
• M5: 1,658,143 km (0.075 R)
• M6: 2,017,327 km (0.059 R)
• M7: 2,604,499 km (0.074 R)
• M8: 3,568,807 km (0.099 R)
• M9: 4,575,451 km (0.103 R)
• M10: 6,709,315 km (0.116 R)
• M11: 9,976,383 km (0.118 R)
• M12: 17,529,130 km (0.109 R)
• M13: 18,960,184 km (0.066 R)
• M14: 21,292,415 km (0.081 R)
• M15: 22,053,419 km (0.041 R)
• M16: 30,583,489 km (0.094 R)
• M17: 33,891,697 km (0.076 R)
• M18: 35,750,301 km (0.11 R)
• M19: 38,167,653 km (0.09 R)
• M20: 39,290,235 km (0.067 R)
• M21: 40,691,967 km (0.066 R)
• M22: 41,994,965 km (0.106 R)
• M23: 42,523,943 km (0.106 R)
• M24: 44,137,356 km (0.09 R)
• M25: 47,485,955 km (0.1 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 15,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit