🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.96 AU - 1.28 AU

Year: 442 Days

Day: 25.5 Hours

Environment

Temp: -8 °C

Axial Tilt: 45 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.31 AU - 1.45 AU

Year: 604 Days

Day: 26.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.01 AU - 2.35 AU

Year: 1200 Days

Day: 30.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,999,325 km

• M1: 47,123 km (0.069 R)

Asteroid Belt

Center: 3.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.9

Radius: 8

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.84 AU - 5.12 AU

Year: 3535 Days

Day: 7.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 22,999,325 km

• M1: 100,530 km (0.07 R)
• M2: 493,224 km (0.107 R)
• M3: 749,785 km (0.078 R)
• M4: 1,364,931 km (0.109 R)
• M5: 1,798,914 km (0.077 R)
• M6: 2,750,806 km (0.035 R)
• M7: 3,196,458 km (0.109 R)
• M8: 3,670,234 km (0.115 R)
• M9: 4,533,863 km (0.104 R)
• M10: 5,526,445 km (0.055 R)
• M11: 5,967,010 km (0.114 R)
• M12: 6,291,787 km (0.112 R)
• M13: 7,006,865 km (0.088 R)
• M14: 8,665,905 km (0.104 R)
• M15: 9,296,760 km (0.053 R)
• M16: 9,660,133 km (0.054 R)
• M17: 10,033,080 km (0.101 R)
• M18: 11,250,657 km (0.108 R)
• M19: 12,043,825 km (0.047 R)
• M20: 13,741,462 km (0.084 R)
• M21: 14,357,057 km (0.104 R)
• M22: 14,892,318 km (0.093 R)
• M23: 15,848,099 km (0.096 R)
• M24: 16,158,216 km (0.083 R)
• M25: 18,217,430 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.9

Radius: 9.5

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.67 AU - 5.85 AU

Year: 3871 Days

Day: 12.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 22,999,325 km

• M1: 118,332 km (0.112 R)
• M2: 488,736 km (0.115 R)
• M3: 793,168 km (0.072 R)
• M4: 1,141,881 km (0.099 R)
• M5: 1,496,428 km (0.103 R)
• M6: 1,912,160 km (0.116 R)
• M7: 2,728,516 km (0.055 R)
• M8: 3,316,884 km (0.08 R)
• M9: 6,172,707 km (0.117 R)
• M10: 6,938,499 km (0.113 R)
• M11: 8,135,731 km (0.053 R)
• M12: 8,481,750 km (0.088 R)
• M13: 8,982,754 km (0.11 R)
• M14: 9,541,352 km (0.098 R)
• M15: 10,402,138 km (0.096 R)
• M16: 11,186,630 km (0.112 R)
• M17: 11,921,454 km (0.088 R)
• M18: 12,550,364 km (0.03 R)
• M19: 13,107,017 km (0.084 R)
• M20: 13,631,508 km (0.12 R)
• M21: 17,935,438 km (0.1 R)
• M22: 19,860,015 km (0.073 R)
• M23: 20,298,785 km (0.093 R)
• M24: 21,065,774 km (0.04 R)
• M25: 22,118,494 km (0.072 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: 183 - 15,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit