Shares of Rocket Lab USA (RKLB 27.81%) are flying on Tuesday. The stock is up 28.3% as of 2 p.m. ET but was up as much as 31.8% earlier in the day. The leap comes as the S&P 500 and the Nasdaq Composite gained 0.9% and 0.6%, respectively.Rocket Lab is benefiting from several catalysts at once, but chief among them was President Donald Trump's announcement Monday that he will prioritize a mission to Mars.A new space raceIn his inauguration speech, Trump announced his intention to put Americans on Mars, sayin ...