🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.63 AU - 0.71 AU

Year: 198 Days

Day: 26.8 Hours

Environment

Temp: 185 °C

Axial Tilt: 2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.52 AU - 4.06 AU

Year: 2158 Days

Day: 23.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.4

Radius: 9.1

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.52 AU - 8.42 AU

Year: 7384 Days

Day: 5.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,595,680 km

• M1: 113,096 km (0.087 R)
• M2: 410,945 km (0.045 R)
• M3: 754,272 km (0.083 R)
• M4: 2,936,307 km (0.088 R)
• M5: 3,717,806 km (0.12 R)
• M6: 5,657,492 km (0.115 R)
• M7: 6,759,131 km (0.118 R)
• M8: 7,920,908 km (0.05 R)
• M9: 8,876,090 km (0.058 R)
• M10: 9,510,834 km (0.056 R)
• M11: 12,304,425 km (0.107 R)
• M12: 13,860,093 km (0.052 R)
• M13: 16,590,404 km (0.095 R)
• M14: 18,620,597 km (0.109 R)
• M15: 25,866,220 km (0.07 R)
• M16: 27,866,493 km (0.028 R)
• M17: 30,722,616 km (0.116 R)
• M18: 31,104,838 km (0.072 R)
• M19: 32,172,368 km (0.047 R)
• M20: 32,963,891 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.6

Radius: 9.6

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 7.16 AU - 11.42 AU

Year: 10240 Days

Day: 13.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,595,680 km

• M1: 119,379 km (0.094 R)
• M2: 561,142 km (0.055 R)
• M3: 942,915 km (0.112 R)
• M4: 2,443,681 km (0.097 R)
• M5: 2,957,251 km (0.074 R)
• M6: 4,004,137 km (0.045 R)
• M7: 5,578,355 km (0.072 R)
• M8: 6,504,216 km (0.06 R)
• M9: 7,381,608 km (0.113 R)
• M10: 8,740,106 km (0.045 R)
• M11: 9,807,636 km (0.037 R)
• M12: 11,693,168 km (0.087 R)
• M13: 12,668,546 km (0.114 R)
• M14: 15,493,851 km (0.117 R)
• M15: 15,920,355 km (0.104 R)
• M16: 19,267,907 km (0.115 R)
• M17: 22,278,564 km (0.084 R)
• M18: 24,918,966 km (0.116 R)
• M19: 25,673,837 km (0.094 R)
• M20: 29,678,572 km (0.07 R)
• M21: 31,197,290 km (0.105 R)
• M22: 31,584,898 km (0.108 R)
• M23: 33,067,413 km (0.115 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 18,348 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit