Bitcoin hit $15,000 at around 5.50 a.m. ET. The passing of the symbolic level comes around 12 hours after bitcoin cleared $14,000 for the first time.
Bitcoin has now risen by over $3,000 over the last 36 hours and has gained well over 1,000% across 2017.
The total value of the entire cryptocurrency market has now passed $400 billion, according to CoinMarketCap.com.
Bitcoin represents 63% of the value of the entire market.