Rocket Lab is challenging NASA's grant of a Mars communications orbiter deal to Blue Origin. The contract is valued at up to $700 million. In 2021, Blue Origin challenged NASA's pick of SpaceX for a crewed lunar lander. That protest was about the lunar lander contract.
Now Blue Origin has won the Mars orbiter contract. Rocket Lab is disputing the award. Rocket Lab's complaint is the current dispute. This time, Blue Origin has won the award and Rocket Lab stands as the challenger.