🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.61 AU - 0.61 AU

Year: 313 Days

Day: 38.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.47 AU - 0.75 AU

Year: 313 Days

Day: 12.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623

Radius: 8.1

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.64 AU - 1.86 AU

Year: 1519 Days

Day: 5.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,599,767 km

• M1: 100,679 km (0.105 R)
• M2: 361,877 km (0.112 R)
• M3: 677,828 km (0.062 R)
• M4: 940,372 km (0.069 R)
• M5: 1,436,888 km (0.084 R)
• M6: 1,730,698 km (0.097 R)
• M7: 2,283,312 km (0.042 R)
• M8: 3,212,165 km (0.069 R)
• M9: 3,838,083 km (0.1 R)
• M10: 4,280,444 km (0.098 R)
• M11: 5,246,098 km (0.108 R)
• M12: 5,657,343 km (0.107 R)
• M13: 6,020,118 km (0.112 R)
• M14: 6,868,038 km (0.094 R)
• M15: 7,360,365 km (0.108 R)
• M16: 7,904,003 km (0.113 R)
• M17: 9,953,943 km (0.119 R)
• M18: 10,483,520 km (0.089 R)
• M19: 10,962,083 km (0.054 R)
• M20: 12,485,737 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.1

Radius: 14.9

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.97 AU - 6.25 AU

Year: 7578 Days

Day: 13.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 44,599,767 km

• M1: 192,532 km (0.086 R)
• M2: 1,297,313 km (0.114 R)
• M3: 2,286,603 km (0.109 R)
• M4: 3,975,563 km (0.11 R)
• M5: 4,735,670 km (0.07 R)
• M6: 9,281,501 km (0.069 R)
• M7: 15,662,299 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.5

Radius: 7.2

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.16 AU - 7.9 AU

Year: 10947 Days

Day: 16.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,599,767 km

• M1: 89,609 km (0.109 R)
• M2: 353,500 km (0.07 R)
• M3: 1,035,516 km (0.12 R)
• M4: 1,823,598 km (0.106 R)
• M5: 2,399,400 km (0.115 R)
• M6: 4,920,274 km (0.046 R)
• M7: 5,924,674 km (0.095 R)
• M8: 9,371,110 km (0.105 R)
• M9: 10,904,189 km (0.107 R)
• M10: 18,199,329 km (0.11 R)
• M11: 22,285,744 km (0.115 R)
• M12: 26,002,653 km (0.088 R)
• M13: 29,298,743 km (0.08 R)
• M14: 39,715,991 km (0.09 R)
• M15: 43,540,011 km (0.09 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 11,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit