"We'll be landing on the water ice layer," the pilot explained, just as if he'd been asked.

The figures meant nothing to Stella until the pilot explained.

The pilots explained, in a couple of short sentences.

The pilot steps out and explains that just a few days earlier, the September 11 attacks had occurred.

The two pilots explained what they had done, and the commander thanked them.

"Virtually everything is underground except the landing field," the pilot explained.

"As you see, the whole sled goes under," the pilot explained.

The pilot explained this was suspended matter in the water.

When the plane finally showed up, the pilot explained that he had gone to the wrong strip.

Seemed scary enough, but the pilot had quickly explained very calmly that it was nothing to worry about.