🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.86 AU - 0.86 AU

Year: 282 Days

Day: 12.3 Hours

Environment

Temp: 179 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.05 AU - 1.29 AU

Year: 447 Days

Day: 20.2 Hours

Environment

Temp: 39 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.92 AU - 1.46 AU

Year: 458 Days

Day: 12.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.1 AU - 1.48 AU

Year: 517 Days

Day: 12.3 Hours

Environment

Temp: 11 °C

Axial Tilt: 15 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.31 AU - 1.61 AU

Year: 623 Days

Day: 14 Hours

Environment

Temp: 1 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.87 AU - 2.71 AU

Year: 1224 Days

Day: 20.2 Hours

Environment

Temp: -66 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.6

Radius: 4.4

Gravity: 40.63 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 16.86 AU - 19.88 AU

Year: 27801 Days

Day: 19.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 99,242,106 km

• M1: 54,753 km (0.056 R)
• M2: 277,654 km (0.116 R)
• M3: 896,839 km (0.115 R)
• M4: 1,139,936 km (0.076 R)
• M5: 2,140,147 km (0.115 R)
• M6: 3,096,227 km (0.046 R)
• M7: 4,454,875 km (0.115 R)
• M8: 8,619,680 km (0.088 R)
• M9: 9,899,340 km (0.066 R)
• M10: 11,370,485 km (0.047 R)
• M11: 13,920,979 km (0.069 R)
• M12: 20,738,005 km (0.095 R)
• M13: 23,014,136 km (0.058 R)
• M14: 26,546,741 km (0.079 R)
• M15: 28,570,650 km (0.112 R)
• M16: 33,208,633 km (0.088 R)
• M17: 37,540,987 km (0.083 R)
• M18: 44,113,271 km (0.055 R)
• M19: 72,121,582 km (0.093 R)
• M20: 72,603,587 km (0.115 R)
• M21: 78,302,517 km (0.115 R)
• M22: 81,913,511 km (0.051 R)
• M23: 87,535,399 km (0.045 R)
• M24: 95,134,223 km (0.115 R)

Kuiper Belt

Range: 31.1 - 46.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 17,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit