🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.49 AU - 0.67 AU

Year: 169 Days

Day: 36.1 Hours

Environment

Temp: 129 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.8 AU - 1.18 AU

Year: 377 Days

Day: 34 Hours

Environment

Temp: 11 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.89 AU - 2.77 AU

Year: 1362 Days

Day: 27.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 55.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.3

Radius: 13.7

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.82 AU - 5.54 AU

Year: 4514 Days

Day: 9.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,758,178 km

• M1: 170,392 km (0.03 R)
• M2: 642,074 km (0.078 R)
• M3: 1,368,222 km (0.101 R)
• M4: 2,808,999 km (0.099 R)
• M5: 3,583,019 km (0.078 R)
• M6: 4,543,437 km (0.118 R)
• M7: 4,993,727 km (0.085 R)
• M8: 7,070,893 km (0.044 R)
• M9: 8,998,312 km (0.098 R)
• M10: 9,794,472 km (0.052 R)
• M11: 10,811,139 km (0.068 R)
• M12: 11,618,967 km (0.092 R)
• M13: 12,322,526 km (0.106 R)
• M14: 12,807,373 km (0.115 R)
• M15: 13,609,367 km (0.11 R)
• M16: 14,285,549 km (0.093 R)
• M17: 16,045,718 km (0.085 R)
• M18: 17,276,908 km (0.075 R)
• M19: 17,885,024 km (0.083 R)
• M20: 18,507,201 km (0.087 R)
• M21: 19,208,367 km (0.111 R)
• M22: 20,126,150 km (0.115 R)
• M23: 22,049,380 km (0.074 R)
• M24: 25,941,767 km (0.107 R)
• M25: 27,471,555 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.2

Radius: 10.2

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.25 AU - 6.23 AU

Year: 5265 Days

Day: 8.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,758,178 km

• M1: 129,253 km (0.108 R)
• M2: 684,560 km (0.069 R)
• M3: 1,009,636 km (0.101 R)
• M4: 1,544,149 km (0.1 R)
• M5: 2,826,951 km (0.071 R)
• M6: 3,164,145 km (0.064 R)
• M7: 3,549,359 km (0.113 R)
• M8: 5,110,712 km (0.1 R)
• M9: 5,878,448 km (0.116 R)
• M10: 6,337,115 km (0.073 R)
• M11: 6,688,521 km (0.088 R)
• M12: 7,536,142 km (0.097 R)
• M13: 7,930,931 km (0.103 R)
• M14: 8,491,774 km (0.051 R)
• M15: 9,443,814 km (0.093 R)
• M16: 11,003,372 km (0.065 R)
• M17: 12,677,672 km (0.086 R)
• M18: 13,237,317 km (0.088 R)
• M19: 14,570,384 km (0.101 R)
• M20: 15,469,467 km (0.086 R)
• M21: 25,371,948 km (0.064 R)
• M22: 27,170,564 km (0.075 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: 514 - 15,889 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit