🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.97 AU - 1.37 AU

Year: 441 Days

Day: 31.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.21 AU - 1.95 AU

Year: 692 Days

Day: 13.4 Hours

Environment

Temp: -14 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.92 AU - 2.06 AU

Year: 978 Days

Day: 29.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,900,412 km

• M1: 33,510 km (0.111 R)

Asteroid Belt

Center: 7.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.3

Radius: 13.3

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 11.75 AU - 13.33 AU

Year: 15465 Days

Day: 12.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,900,412 km

• M1: 165,455 km (0.117 R)
• M2: 594,801 km (0.041 R)
• M3: 1,190,799 km (0.071 R)
• M4: 1,621,791 km (0.107 R)
• M5: 2,965,778 km (0.102 R)
• M6: 5,112,657 km (0.112 R)
• M7: 7,419,456 km (0.105 R)
• M8: 7,884,107 km (0.116 R)
• M9: 9,493,780 km (0.097 R)
• M10: 11,759,739 km (0.088 R)
• M11: 12,451,779 km (0.119 R)
• M12: 16,186,490 km (0.117 R)
• M13: 17,705,506 km (0.111 R)
• M14: 25,021,889 km (0.104 R)
• M15: 31,538,821 km (0.118 R)
• M16: 36,140,003 km (0.085 R)
• M17: 36,623,504 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.5

Radius: 5.9

Gravity: 13.83 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 17.91 AU - 18.13 AU

Year: 26639 Days

Day: 22.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,900,412 km

• M1: 76,594 km (0.115 R)
• M2: 583,132 km (0.108 R)
• M3: 944,711 km (0.119 R)
• M4: 1,561,951 km (0.12 R)
• M5: 2,487,513 km (0.08 R)
• M6: 7,187,280 km (0.113 R)
• M7: 7,781,184 km (0.056 R)
• M8: 8,677,873 km (0.047 R)
• M9: 9,759,316 km (0.119 R)
• M10: 10,425,027 km (0.072 R)
• M11: 10,991,853 km (0.09 R)
• M12: 14,910,420 km (0.044 R)
• M13: 15,307,004 km (0.043 R)
• M14: 18,373,910 km (0.118 R)
• M15: 23,920,550 km (0.102 R)
• M16: 24,464,189 km (0.11 R)
• M17: 30,234,926 km (0.092 R)
• M18: 34,594,208 km (0.064 R)
• M19: 49,094,132 km (0.118 R)
• M20: 54,891,049 km (0.103 R)
• M21: 75,217,660 km (0.119 R)

Kuiper Belt

Range: 31.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 14,941 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit