While the cats are away, the other cats will play! Flight Director Maisy is off on her first vacation in years, and World's Best Scientist is looking for a secret vacation of his own. But while the party picks up on Earth, the CatStronauts are trying to get all of their work on the International Space Station done in record time. So when disaster strikes in space, the CatStronauts will have to fix everything without their trusty support team at Mission...

Future CatStronaut Waffles and his younger sister Pancake are kittens who enjoy visiting the science museum with Dad-Cat.

"With national pride and valuable scientific research on the line, the CatStronauts race against the CosmoCats and others to be the first cats to Mars"--

When Cat-Stro-Bot gets into trouble while helping the CatStronauts team with their research on Europa, the CatStronauts defy mission control and undertake a secret mission to save their friend on Jupiter's frozen moon.

"Darby Fuzzelton, the world's richest cat, is determined to open the first-ever space hotel! Her first guests? The elite CatStronauts along with a few kittens who were top of their class at Space Camp. Their job? To prove that her space hotel is safe to the public. When the cats and kittens arrive, they're greeted by AVA, an advanced Artificial Intelligence system programmed to handle countless hotel operations. Upon seeing Cat-Stro-Bot and his ability...

Alerted to a global energy crisis, the President consults with the World's Best Scientist, who suggests sending a special group of astronauts to turn the Moon into a solar power plant.

"When the [CatStronauts and some kittens from Space Camp] arrive [at a Space Hotel], they're greeted by AVA, an advanced artificial intelligence system programmed to handle countless hotel operations. Upon seeing Cat-Stro-Bot and his ability to go ANYWHERE, AVA becomes obsessed with gaining her own freedom. With AVA distracted, all the hotel systems go on the fritz! Will the CatStronauts escape this hotel of horrors?" -- adapted from cover.

"A young monster takes the train into the big city, only to find his favorite hot dog vendor is closed and he's unable to satiate his hunger, leading to an epic case of destructive crankiness"--

The elite Catstronauts team is working when an accident strands the lovable Cat-Stro-Bot miles from home, his creator, Blanket is ready to do anything to rescue him.The only problem is Mission Control says the trip to Jupiter's moon Europa is a no-go. So the only solution is an off-the-books trip that will take the squad of Catstronausts farther into space than ever before! After all, you can't just build another friend when your buddy is in trouble....