🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.52 AU - 0.82 AU

Year: 211 Days

Day: 36.6 Hours

Environment

Temp: 123 °C

Axial Tilt: 49.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.29 AU - 1.87 AU

Year: 765 Days

Day: 30.9 Hours

Environment

Temp: -70 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.4

Radius: 9.2

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.5 AU - 6.68 AU

Year: 6513 Days

Day: 10.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,201,574 km

• M1: 115,938 km (0.104 R)
• M2: 559,197 km (0.114 R)
• M3: 861,684 km (0.091 R)
• M4: 1,213,239 km (0.093 R)
• M5: 1,558,062 km (0.098 R)
• M6: 2,183,979 km (0.03 R)
• M7: 2,627,238 km (0.102 R)
• M8: 3,170,876 km (0.109 R)
• M9: 4,916,534 km (0.085 R)
• M10: 5,289,482 km (0.036 R)
• M11: 6,728,613 km (0.087 R)
• M12: 7,632,783 km (0.092 R)
• M13: 9,244,550 km (0.066 R)
• M14: 9,680,628 km (0.109 R)
• M15: 10,360,550 km (0.065 R)
• M16: 11,168,977 km (0.108 R)
• M17: 13,512,128 km (0.058 R)
• M18: 14,418,841 km (0.037 R)
• M19: 17,382,674 km (0.063 R)
• M20: 19,428,275 km (0.099 R)
• M21: 19,855,826 km (0.109 R)
• M22: 23,186,024 km (0.096 R)
• M23: 25,066,769 km (0.051 R)
• M24: 28,302,421 km (0.032 R)
• M25: 28,944,495 km (0.105 R)
• M26: 32,102,506 km (0.068 R)
• M27: 33,815,851 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 405.3

Radius: 5.1

Gravity: 15.58 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 16.27 AU - 18.69 AU

Year: 28137 Days

Day: 16.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,201,574 km

• M1: 76,744 km (0.095 R)
• M2: 333,902 km (0.096 R)
• M3: 784,641 km (0.1 R)
• M4: 2,038,271 km (0.089 R)
• M5: 3,618,473 km (0.083 R)
• M6: 3,928,440 km (0.093 R)
• M7: 5,749,794 km (0.104 R)
• M8: 7,662,104 km (0.118 R)
• M9: 9,960,974 km (0.101 R)
• M10: 11,926,690 km (0.06 R)
• M11: 13,251,529 km (0.097 R)
• M12: 14,440,682 km (0.104 R)
• M13: 15,378,063 km (0.069 R)
• M14: 16,272,359 km (0.089 R)
• M15: 17,460,016 km (0.084 R)
• M16: 21,268,778 km (0.069 R)
• M17: 32,274,693 km (0.047 R)
• M18: 33,066,814 km (0.109 R)
• M19: 42,337,394 km (0.092 R)
• M20: 49,801,131 km (0.102 R)
• M21: 52,290,589 km (0.046 R)
• M22: 54,303,877 km (0.104 R)
• M23: 58,095,585 km (0.109 R)
• M24: 59,660,379 km (0.104 R)
• M25: 76,416,088 km (0.099 R)
• M26: 77,351,075 km (0.036 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 18,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit