RTX Corporation (NYSE:RTX) is among the 10 Best Defense Stocks to Buy in the S&P 500. On January 14, RTX Corporation (NYSE:RTX) announced that its small satellite manufacturing subsidiary, Blue Canyon Technologies, had launched a satellite to support NASA’s Pandora mission. Is RTX Corporation (RTX) the Best Defense Stock to Buy in the S&P 500? The Saturn-200 minisatellite will conduct studies on exoplanets’ atmospheres and when they transit, especially when passing by their host stars. This is the 87th s ...