When you upload an image, it is aligned to the left by default. You can center the image or align it to the right using the image align property to position the image correspondingly.
Aligning an image to the left (default)
// Markdown
![alt text](myAwesomeImage.png align="left")
Aligning an image to the center
// Markdown
![alt text](myAwesomeImage.png align="center")
Aligning an image to the right
// Markdown
![alt text](myAwesomeImage.png align="right")