Due to concerns of the rapid growth of total data storage exceeding 1 yottabyte in the 2030s, the International Bureau of Weights and Measures (BIPM) proposed to add two more prefixes to the metric system beyond Yotta- (10^24); Ronna- and Quecca- would be prefixes for 10^27 and 10^30, respectively. – WTF Fun Facts
Source: You know kilo, mega, and giga. Is the metric system ready for ronna and quecca? | Science | AAAS