🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.72 AU - 1.04 AU

Year: 303 Days

Day: 13 Hours

Environment

Temp: 112 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.7 AU - 1.1 AU

Year: 313 Days

Day: 38.5 Hours

Environment

Temp: 78 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.08 AU - 1.48 AU

Year: 532 Days

Day: 32.6 Hours

Environment

Temp: -7 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.29 AU - 1.65 AU

Year: 654 Days

Day: 24.9 Hours

Environment

Temp: -39 °C

Axial Tilt: 178.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2 AU - 2.08 AU

Year: 1070 Days

Day: 32.8 Hours

Environment

Temp: -68 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.9

Radius: 10.6

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.9 AU - 9.48 AU

Year: 8604 Days

Day: 10.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 114.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,939,951 km

• M1: 131,796 km (0.096 R)
• M2: 676,482 km (0.094 R)
• M3: 1,072,916 km (0.116 R)
• M4: 1,538,465 km (0.069 R)
• M5: 2,044,554 km (0.111 R)
• M6: 2,413,313 km (0.052 R)
• M7: 3,750,718 km (0.116 R)
• M8: 4,674,485 km (0.05 R)
• M9: 6,026,550 km (0.078 R)
• M10: 6,621,202 km (0.064 R)
• M11: 7,218,097 km (0.094 R)
• M12: 9,056,954 km (0.056 R)
• M13: 9,837,556 km (0.087 R)
• M14: 16,294,499 km (0.097 R)
• M15: 17,317,749 km (0.095 R)
• M16: 18,247,649 km (0.106 R)
• M17: 19,280,622 km (0.108 R)
• M18: 20,352,192 km (0.086 R)
• M19: 22,457,932 km (0.089 R)
• M20: 23,006,208 km (0.07 R)
• M21: 26,659,687 km (0.115 R)
• M22: 29,829,067 km (0.039 R)
• M23: 30,587,229 km (0.087 R)
• M24: 34,158,879 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.9

Radius: 8.6

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.75 AU - 10.23 AU

Year: 10732 Days

Day: 14.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,939,951 km

• M1: 166,054 km (0.048 R)
• M2: 649,554 km (0.107 R)
• M3: 982,708 km (0.116 R)
• M4: 2,682,140 km (0.092 R)
• M5: 3,931,731 km (0.075 R)
• M6: 4,571,861 km (0.095 R)
• M7: 5,559,805 km (0.077 R)
• M8: 6,119,450 km (0.089 R)
• M9: 7,629,940 km (0.066 R)
• M10: 10,124,335 km (0.027 R)
• M11: 11,508,863 km (0.077 R)
• M12: 13,424,614 km (0.104 R)
• M13: 21,978,171 km (0.108 R)
• M14: 22,926,921 km (0.092 R)
• M15: 26,503,507 km (0.073 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 16,529 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit