Note: May have been only for travel inside a planet's atmosphere.
"Looks like they were hiding inside the giant's atmosphere, and our scouts missed 'em."
The trajectory of most ballistic missiles takes them inside and outside the Earth's atmosphere, and they can be intercepted either place.
Perhaps he should open his visor, now that they were inside the planet's atmosphere.
Being so close to its star, the planet probably spends much of its orbit inside the star's outer atmosphere.
The time limit only happens inside the Earth's atmosphere but they have none of those problems in outer space.
Naturally they have invented airplanes to fly inside their atmosphere.
"Could we hide inside the dwarf's outer atmosphere?"
The time limit only happens inside the Earth's atmosphere but they have none of those setbacks outside.
Leave everything aside and there's still the problem that Kerner's bullet can't shoot inside the earth's atmosphere.