Odaily Planet Daily reports that the decentralized trading platform Aster has launched on-chain US stock perpetual contract trading. Users can now use cryptocurrencies as margin to trade seven blue-chip stocks, including NVDA, AAPL, and TSLA, 24/7, with up to 50x leverage. This product is powered by real-time pricing from Pyth Network, and combines an order book with a high-performance matching engine.