Just when Space Dog is settling down for some much needed rest, Space Mouse is on the phone.

A strange spotty egg has been sighted floating around the galaxy, and Space Mouse is frankly very worried indeed!

But Space Dog takes it all in his stride - battling with the dreaded space pirate Eye Patch in a race to get to the egg first, Space Dog encounters all the usual space oddities, but finally, he gets to see exactly what's inside that egg.

All humans out there will have to read the book!