🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.58 AU - 0.64 AU

Year: 166 Days

Day: 35.2 Hours

Environment

Temp: 203 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.64 AU - 0.64 AU

Year: 178 Days

Day: 17.8 Hours

Environment

Temp: 252 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.61 AU - 3.91 AU

Year: 2539 Days

Day: 42.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.9

Radius: 8.7

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 7.01 AU - 11.51 AU

Year: 9813 Days

Day: 6.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,137,026 km

• M1: 108,159 km (0.103 R)
• M2: 709,842 km (0.119 R)
• M3: 1,158,336 km (0.099 R)
• M4: 2,322,806 km (0.058 R)
• M5: 2,647,284 km (0.109 R)
• M6: 3,148,437 km (0.108 R)
• M7: 3,524,376 km (0.034 R)
• M8: 4,638,432 km (0.078 R)
• M9: 7,582,518 km (0.12 R)
• M10: 7,976,409 km (0.114 R)
• M11: 8,762,695 km (0.104 R)
• M12: 10,634,314 km (0.112 R)
• M13: 11,534,594 km (0.111 R)
• M14: 11,950,775 km (0.082 R)
• M15: 12,593,598 km (0.101 R)
• M16: 14,301,706 km (0.109 R)
• M17: 15,087,843 km (0.068 R)
• M18: 16,418,217 km (0.079 R)
• M19: 17,483,054 km (0.074 R)
• M20: 18,381,539 km (0.077 R)
• M21: 23,589,490 km (0.102 R)
• M22: 24,429,931 km (0.062 R)
• M23: 24,943,799 km (0.103 R)
• M24: 26,081,790 km (0.096 R)
• M25: 27,345,593 km (0.076 R)
• M26: 29,317,293 km (0.063 R)
• M27: 31,081,202 km (0.094 R)
• M28: 31,887,385 km (0.116 R)
• M29: 32,604,108 km (0.081 R)
• M30: 34,711,344 km (0.092 R)
• M31: 37,357,879 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.4

Radius: 10.1

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 10.96 AU - 13.1 AU

Year: 14531 Days

Day: 8.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,137,026 km

• M1: 126,410 km (0.082 R)
• M2: 445,951 km (0.107 R)
• M3: 989,889 km (0.096 R)
• M4: 1,470,397 km (0.096 R)
• M5: 3,089,346 km (0.119 R)
• M6: 5,591,220 km (0.102 R)
• M7: 6,999,236 km (0.081 R)
• M8: 9,359,142 km (0.026 R)
• M9: 10,609,481 km (0.091 R)
• M10: 13,438,975 km (0.085 R)
• M11: 14,484,365 km (0.118 R)
• M12: 18,179,283 km (0.093 R)
• M13: 18,731,000 km (0.116 R)
• M14: 20,369,396 km (0.1 R)
• M15: 24,591,945 km (0.079 R)
• M16: 28,829,454 km (0.052 R)
• M17: 33,884,217 km (0.072 R)
• M18: 36,682,445 km (0.05 R)
• M19: 39,895,059 km (0.12 R)
• M20: 43,011,931 km (0.063 R)
• M21: 52,057,815 km (0.093 R)

Kuiper Belt

Range: 31.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 13,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit