🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.75 AU - 1.23 AU

Year: 345 Days

Day: 31.7 Hours

Environment

Temp: 100 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.08 AU - 1.46 AU

Year: 501 Days

Day: 45.6 Hours

Environment

Temp: 5 °C

Axial Tilt: 8.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.38 AU - 1.62 AU

Year: 643 Days

Day: 29.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 17.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 36,581,028 km

• M1: 289,322 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.41 AU - 1.93 AU

Year: 755 Days

Day: 36 Hours

Environment

Temp: -23 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,581,028 km

• M1: 55,351 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.51 AU - 2.33 AU

Year: 931 Days

Day: 29.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.84 AU - 5.54 AU

Year: 4136 Days

Day: 18.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.43 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.5

Radius: 11.2

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.39 AU - 8.93 AU

Year: 7417 Days

Day: 9.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 36,581,028 km

• M1: 149,747 km (0.104 R)
• M2: 378,333 km (0.06 R)
• M3: 612,902 km (0.083 R)
• M4: 874,100 km (0.079 R)
• M5: 1,155,644 km (0.092 R)
• M6: 1,413,550 km (0.097 R)
• M7: 1,792,631 km (0.082 R)
• M8: 2,066,994 km (0.112 R)
• M9: 2,583,854 km (0.109 R)
• M10: 3,204,087 km (0.068 R)
• M11: 3,529,313 km (0.077 R)
• M12: 3,778,244 km (0.03 R)
• M13: 5,653,752 km (0.098 R)
• M14: 6,783,665 km (0.063 R)
• M15: 7,917,617 km (0.1 R)
• M16: 8,326,917 km (0.1 R)
• M17: 9,359,441 km (0.1 R)
• M18: 9,617,797 km (0.091 R)
• M19: 12,953,979 km (0.078 R)
• M20: 13,743,706 km (0.032 R)
• M21: 15,206,025 km (0.096 R)
• M22: 15,630,883 km (0.108 R)
• M23: 16,206,237 km (0.107 R)
• M24: 16,449,183 km (0.066 R)
• M25: 16,841,579 km (0.111 R)
• M26: 17,089,163 km (0.09 R)
• M27: 18,097,902 km (0.04 R)
• M28: 19,505,917 km (0.098 R)
• M29: 20,528,568 km (0.052 R)
• M30: 22,027,090 km (0.067 R)
• M31: 23,113,469 km (0.12 R)
• M32: 27,217,089 km (0.096 R)
• M33: 28,488,222 km (0.11 R)
• M34: 36,290,050 km (0.085 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 12,763 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit