🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.63 AU - 0.65 AU

Year: 192 Days

Day: 16.6 Hours

Environment

Temp: 204 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.01 AU - 1.05 AU

Year: 392 Days

Day: 41.9 Hours

Environment

Temp: 18 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.29 AU - 1.33 AU

Year: 562 Days

Day: 16.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,374,671 km

• M1: 284,535 km (0.052 R)
• M2: 529,427 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.94 AU - 3.16 AU

Year: 1526 Days

Day: 28.4 Hours

Environment

Temp: -90 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.2

Radius: 10

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.12 AU - 5.6 AU

Year: 4015 Days

Day: 5.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,374,671 km

• M1: 151,243 km (0.087 R)
• M2: 548,276 km (0.073 R)
• M3: 1,565,841 km (0.093 R)
• M4: 2,204,175 km (0.077 R)
• M5: 4,186,646 km (0.066 R)
• M6: 6,629,130 km (0.109 R)
• M7: 6,959,293 km (0.116 R)
• M8: 7,300,376 km (0.118 R)
• M9: 8,671,889 km (0.071 R)
• M10: 9,550,328 km (0.091 R)
• M11: 9,933,598 km (0.092 R)
• M12: 10,608,434 km (0.113 R)
• M13: 15,525,417 km (0.069 R)
• M14: 16,217,307 km (0.102 R)
• M15: 19,373,971 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.3

Radius: 11.6

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 5.64 AU - 8.3 AU

Year: 6896 Days

Day: 11.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,374,671 km

• M1: 146,008 km (0.08 R)
• M2: 575,802 km (0.047 R)
• M3: 1,760,468 km (0.104 R)
• M4: 2,300,815 km (0.097 R)
• M5: 2,766,663 km (0.092 R)
• M6: 4,962,012 km (0.098 R)
• M7: 7,481,390 km (0.114 R)
• M8: 7,842,220 km (0.113 R)
• M9: 8,950,441 km (0.061 R)
• M10: 9,682,722 km (0.078 R)
• M11: 12,230,224 km (0.072 R)
• M12: 12,675,727 km (0.098 R)
• M13: 19,348,839 km (0.106 R)
• M14: 20,261,984 km (0.065 R)
• M15: 20,886,556 km (0.055 R)
• M16: 23,599,513 km (0.088 R)
• M17: 28,923,103 km (0.026 R)
• M18: 29,815,155 km (0.085 R)
• M19: 33,243,489 km (0.099 R)
• M20: 40,872,532 km (0.06 R)
• M21: 42,374,644 km (0.101 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 12,482 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit