It’s a slightly clickbaity headline, since it suggests this was a worrying problem, as opposed to part of the plan.
the recent silent spell, which the two mission teams had expected: The rover had disappeared behind a hill from the helicopter’s perspective, and it didn’t come back into view until June 28.
It’s a slightly clickbaity headline, since it suggests this was a worrying problem, as opposed to part of the plan.
I’m not sure what else the could say without turning the title into a paragraph. Even the official NASA title is almost identical.