Explore how clinical lab leaders can strengthen antimicrobial susceptibility testing through staff training, competency ...

SpaceX rivals Rocket Lab and AST SpaceMobile reported mixed-to-weak second-quarter results late Monday, though both guided higher. AST SpaceMobile ticked up Tuesday morning, while Rocket Lab sank.

Rocket Lab and AST SpaceMobile both want to disrupt SpaceX, both reported earnings the same night, and both stocks just took a beating. Only one of them fits a diversified portfolio right now.

As luck would have it, both companies just published their Q1 earnings -- just in time to help you decide. Let's start by reviewing the results from Rocket Lab, which reported Thursday evening, May 7.

Rocket Lab posted $234.07 million in revenue, up 62.0% year over year, with Space Systems contributing $189.5 million after the Mynaric and Motiv deals closed. Backlog swelled to $2.36 billion, up 137 ...