🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.04 AU - 1.06 AU

Year: 378 Days

Day: 17.2 Hours

Environment

Temp: 123 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.77 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.86 AU - 3.1 AU

Year: 1373 Days

Day: 19.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 100.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.1

Radius: 11.2

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 8.9 AU - 12.84 AU

Year: 12596 Days

Day: 13.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,790,683 km

• M1: 140,024 km (0.095 R)
• M2: 533,915 km (0.073 R)
• M3: 984,803 km (0.105 R)
• M4: 1,550,732 km (0.075 R)
• M5: 3,342,316 km (0.099 R)
• M6: 4,517,108 km (0.04 R)
• M7: 6,598,912 km (0.108 R)
• M8: 7,956,213 km (0.031 R)
• M9: 10,430,861 km (0.075 R)
• M10: 13,259,158 km (0.055 R)
• M11: 14,054,720 km (0.092 R)
• M12: 15,274,391 km (0.086 R)
• M13: 15,808,456 km (0.099 R)
• M14: 16,984,893 km (0.091 R)
• M15: 18,070,675 km (0.096 R)
• M16: 22,279,012 km (0.056 R)
• M17: 29,391,643 km (0.08 R)
• M18: 30,218,471 km (0.03 R)
• M19: 31,273,884 km (0.053 R)
• M20: 32,353,531 km (0.079 R)
• M21: 34,701,620 km (0.045 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.4

Radius: 6.8

Gravity: 16.01 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 10.76 AU - 17.58 AU

Year: 18747 Days

Day: 15.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,790,683 km

• M1: 84,672 km (0.097 R)
• M2: 414,087 km (0.09 R)
• M3: 1,604,587 km (0.067 R)
• M4: 2,625,443 km (0.107 R)
• M5: 2,969,368 km (0.095 R)
• M6: 4,901,724 km (0.115 R)
• M7: 7,890,390 km (0.074 R)
• M8: 10,111,470 km (0.112 R)
• M9: 17,208,841 km (0.088 R)
• M10: 22,958,187 km (0.095 R)
• M11: 24,413,475 km (0.073 R)
• M12: 25,272,017 km (0.118 R)
• M13: 26,597,454 km (0.092 R)
• M14: 26,822,749 km (0.097 R)
• M15: 31,854,024 km (0.048 R)
• M16: 41,275,100 km (0.113 R)
• M17: 49,618,771 km (0.062 R)
• M18: 56,566,695 km (0.106 R)
• M19: 60,174,995 km (0.108 R)
• M20: 67,217,914 km (0.091 R)
• M21: 72,791,781 km (0.114 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 15,237 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit