🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.45 AU - 0.61 AU

Year: 139 Days

Day: 29 Hours

Environment

Temp: 209 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,383,822 km

• M1: 94,695 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.51 AU - 0.55 AU

Year: 139 Days

Day: 46.4 Hours

Environment

Temp: 191 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.47 AU - 0.63 AU

Year: 147 Days

Day: 36.8 Hours

Environment

Temp: 254 °C

Axial Tilt: 47.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 60,383,822 km

• M1: 32,313 km (0.102 R)
• M2: 74,949 km (0.03 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.96 AU - 0.98 AU

Year: 344 Days

Day: 34.4 Hours

Environment

Temp: 70 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 60,383,822 km

• M1: 51,462 km (0.097 R)
• M2: 175,777 km (0.048 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.32 AU - 3.68 AU

Year: 1870 Days

Day: 28.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.8

Radius: 11.3

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 9.11 AU - 14.97 AU

Year: 15035 Days

Day: 12.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,383,822 km

• M1: 140,472 km (0.079 R)
• M2: 528,230 km (0.106 R)
• M3: 932,444 km (0.111 R)
• M4: 1,549,834 km (0.046 R)
• M5: 3,967,186 km (0.086 R)
• M6: 6,802,963 km (0.058 R)
• M7: 7,670,930 km (0.111 R)
• M8: 9,679,431 km (0.087 R)
• M9: 11,713,214 km (0.095 R)
• M10: 13,153,094 km (0.08 R)
• M11: 13,949,553 km (0.115 R)
• M12: 14,567,841 km (0.1 R)
• M13: 15,420,399 km (0.066 R)
• M14: 16,306,018 km (0.053 R)
• M15: 17,697,428 km (0.119 R)
• M16: 19,166,629 km (0.067 R)
• M17: 27,966,275 km (0.089 R)
• M18: 28,509,764 km (0.081 R)
• M19: 28,949,582 km (0.097 R)
• M20: 31,684,380 km (0.114 R)
• M21: 32,993,511 km (0.054 R)
• M22: 33,356,735 km (0.042 R)
• M23: 41,898,474 km (0.096 R)
• M24: 45,687,938 km (0.087 R)
• M25: 52,118,552 km (0.037 R)
• M26: 56,321,953 km (0.067 R)
• M27: 58,064,768 km (0.063 R)
• M28: 59,127,511 km (0.081 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 18,812 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit