Resources are the currency in OGame. You use them to purchase units, buildings, research, etc.
“A debris field is created after a battle takes place, and contains 30% of the resources worth of...Debris Field
“30 metal and 15 crystal are received every hour regardless of mine level or productivity...Basic Income
“Deuterium, also known as "deut", is one of the three main resources in the game. Deuterium (also...Deuterium
“Production Factor is the output of your resource producing structures. A production factor of...Production Factor
“The storage is the maximum amount of a particular resource you can have on a planet before...Storage
“Crystal is one of the 3 main resources in the game. It is advisable to upgrade the crystal mine...Crystal