🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.52 AU - 0.56 AU

Year: 174 Days

Day: 36.6 Hours

Environment

Temp: 27 °C

Axial Tilt: 31.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.88 AU - 0.92 AU

Year: 375 Days

Day: 19.5 Hours

Environment

Temp: -46 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.74 AU - 1.2 AU

Year: 420 Days

Day: 22.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.23 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.6

Radius: 14.3

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 9.3 AU - 9.66 AU

Year: 12834 Days

Day: 13 Hours

Environment

Temp: -194 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,847,491 km

• M1: 178,021 km (0.105 R)
• M2: 845,378 km (0.06 R)
• M3: 1,520,962 km (0.069 R)
• M4: 1,978,432 km (0.1 R)
• M5: 2,639,056 km (0.085 R)
• M6: 5,927,516 km (0.084 R)
• M7: 6,594,723 km (0.105 R)
• M8: 10,463,473 km (0.062 R)
• M9: 15,910,930 km (0.097 R)
• M10: 16,408,343 km (0.086 R)
• M11: 20,379,718 km (0.094 R)
• M12: 21,098,835 km (0.111 R)
• M13: 22,796,172 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 165.1

Radius: 3

Gravity: 18.34 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 9.07 AU - 13.99 AU

Year: 17215 Days

Day: 17.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,847,491 km

• M1: 38,147 km (0.082 R)
• M2: 170,542 km (0.057 R)
• M3: 1,466,508 km (0.092 R)
• M4: 1,719,927 km (0.04 R)
• M5: 3,488,772 km (0.116 R)
• M6: 9,009,681 km (0.059 R)
• M7: 9,706,658 km (0.111 R)
• M8: 12,855,394 km (0.094 R)
• M9: 13,028,628 km (0.109 R)
• M10: 28,815,243 km (0.077 R)
• M11: 36,741,686 km (0.099 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 13,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit