A partial lunar eclipse in Brasilia, Brazil, July 16, 2019. Ueslei Marcelino/ReutersUeslei Marcelino/Reuters Terraform Labs' luna has taken the spot as the 10th largest cryptocurrency by market cap. It's now worth $25 billion, compared with bitcoin's near trillion-dollar valuation. The token has surged as DeFi traders look for a cheaper, faster alternative to ethereum. Terraform Labs' luna has soared into the top 10 cryptocurrencies by market capitalization — beating out the popular dogecoin, avalanche, and shiba inu coin.Even though the coin slumped about 6% Monday amid a broad crypto selloff, it still showed an approximate 25% gain in the last seven days — giving it a market cap of about $25 billion, according to CoinMarketCap data. That valuation is still far off from the top cryptocurrency, bitcoin.