Computers can range from a mainframe, that could take up several rooms, to computers small enough to slip into your pocket.
Between 13 tonnes to 15 tonnes
Mars' mass is 641,849,999,999,999,934,464 tonnes.
156 tonnes
100 tonnes
1.5 to 2 tonnes
2 tonnes
7.1276 tonnes
2.6 tonnes
550,000t metric tonnes
Up to 346 metric tonnes
49 tonnes
61.3 tonnes.