chrmyr,
Just a couple of things that can help you to avoid running out of data.
The Hughesnet Status Meter, which will show how much data you've already used and what you have remaining. It's at the following address...
Then there's Glasswire, which will give you a much more detailed breakdown of your usage. With this, you can see exactly how much data is used for streaming, downloading programs, updates, etc. It's free, and it's at the following address...