Is it possible to show some type of table in a MessageBox in C#?
I want it to look something like this (only the text parts forget the buttons and colours):

Because right now it is like this:

How can I align the numbers to make it look nice like the top picture?
You have to design your own form for that, the built in MessageBox will only display a message (a string), with no formatting.
Use ShowDialog() to show your form as a modal dialog box like the MessageBox does.