Bitcoin’s market value hits $1 trillion as price surges past $51,000. Circulating supply stands at 19,627,443 BTC, representing 93.46% of the total capped at 21 million. Rising investor optimism, buoyed by sustained bull market and US Bitcoin ETF approvals, drives ecosystem growth. Previous $1 trillion milestone hit in Nov 2021, propelling BTC to $69,000. Crypto market reaches combined $3 trillion cap during bull run.