🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.58 AU - 0.84 AU

Year: 229 Days

Day: 34.5 Hours

Environment

Temp: 154 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.97 AU - 1.11 AU

Year: 406 Days

Day: 19.7 Hours

Environment

Temp: -4 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.8

Radius: 10.2

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.43 AU - 8.49 AU

Year: 7030 Days

Day: 12.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,883,457 km

• M1: 131,197 km (0.12 R)
• M2: 481,556 km (0.109 R)
• M3: 1,114,355 km (0.084 R)
• M4: 2,108,582 km (0.028 R)
• M5: 2,604,948 km (0.11 R)
• M6: 2,922,544 km (0.032 R)
• M7: 5,132,404 km (0.073 R)
• M8: 7,863,313 km (0.074 R)
• M9: 8,794,111 km (0.084 R)
• M10: 10,722,427 km (0.103 R)
• M11: 11,129,334 km (0.119 R)
• M12: 11,705,435 km (0.1 R)
• M13: 13,612,957 km (0.083 R)
• M14: 14,952,457 km (0.063 R)
• M15: 17,539,902 km (0.058 R)
• M16: 18,610,125 km (0.098 R)
• M17: 21,919,080 km (0.116 R)
• M18: 23,755,095 km (0.056 R)
• M19: 24,186,236 km (0.109 R)
• M20: 24,534,948 km (0.098 R)
• M21: 24,975,514 km (0.117 R)
• M22: 26,237,223 km (0.118 R)
• M23: 28,692,423 km (0.063 R)
• M24: 29,576,845 km (0.103 R)
• M25: 29,975,673 km (0.06 R)
• M26: 37,783,934 km (0.06 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.5

Radius: 6.8

Gravity: 12.32 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 14 AU - 14.86 AU

Year: 20988 Days

Day: 20.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 73,883,457 km

• M1: 84,523 km (0.116 R)
• M2: 348,862 km (0.083 R)
• M3: 648,806 km (0.101 R)
• M4: 1,092,064 km (0.109 R)
• M5: 1,653,056 km (0.059 R)
• M6: 4,070,408 km (0.077 R)
• M7: 4,395,185 km (0.073 R)
• M8: 4,667,454 km (0.057 R)
• M9: 5,993,190 km (0.051 R)
• M10: 7,993,762 km (0.109 R)
• M11: 10,401,540 km (0.089 R)
• M12: 10,702,531 km (0.095 R)
• M13: 11,009,506 km (0.078 R)
• M14: 12,096,933 km (0.104 R)
• M15: 12,362,918 km (0.089 R)
• M16: 12,837,592 km (0.073 R)
• M17: 13,465,903 km (0.084 R)
• M18: 14,041,406 km (0.114 R)
• M19: 14,558,266 km (0.111 R)
• M20: 17,587,922 km (0.092 R)
• M21: 18,015,473 km (0.119 R)
• M22: 18,980,679 km (0.045 R)
• M23: 19,979,693 km (0.095 R)
• M24: 23,289,247 km (0.047 R)
• M25: 25,943,861 km (0.08 R)
• M26: 26,497,972 km (0.09 R)
• M27: 26,946,915 km (0.119 R)
• M28: 27,975,550 km (0.113 R)
• M29: 32,352,784 km (0.104 R)
• M30: 33,253,811 km (0.088 R)
• M31: 39,741,722 km (0.065 R)
• M32: 41,073,442 km (0.102 R)
• M33: 42,587,522 km (0.096 R)
• M34: 43,669,414 km (0.097 R)
• M35: 44,611,282 km (0.078 R)
• M36: 48,180,388 km (0.047 R)
• M37: 48,681,391 km (0.079 R)
• M38: 50,548,073 km (0.078 R)
• M39: 54,967,194 km (0.112 R)
• M40: 55,880,789 km (0.102 R)
• M41: 60,214,489 km (0.112 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 12,312 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit