Shares of Rocket Lab Corp. (NASDAQ:RKLB) are down 7.9% to trade at $56.54, at last check, reversing its early morning gains despite officially launching its first dedicated mission over the weekend. The "RAISE and Shine" operation for the Japan Aerospace Exploration Agency (JAXA) is a milestone Electron launch, reinforcing the company's growing role as a reliable partner for international space agencies. The shares traded as high at nearly $65 out of the gate, but have quickly reversed gains, adding pressur ...