Suppose it broke the glass, and we couldn't breathe this atmosphere!" As she spoke the enormous, double-headed body advanced until it completely enveloped the forward part of the _Astronef_.

The two hideous heads came close to the sides of the conning-tower; the huge, palely luminous eyes looked in upon them.

Zaidie, in her terror, even thought that she saw something like human curiosity in them.
[Illustration: _The huge palely luminous eyes looked in upon them._] Then, as Murgatroyd disappeared to obey the orders which Redgrave had sanctioned with a quick nod, the heads approached still closer, and she heard the ends of the pointed jaws, which she now saw were armed with shark-like teeth, striking against the thick glass walls of the conning-tower.
"Don't be frightened, dear!" he said, putting his arm round her, just as he had done when they thought they were falling into the fiery seas of Jupiter.

"You'll see something happen to this gentleman soon.

Big and all as he is there won't be much left of him in a few minutes.