The Age of Death ended countless millennia ago. No longer burdened by limited lifespans, the immortal humans who populate inhabited space now have the luxury to travel vast distances effortlessly and to tinker with the intricate mechanics of spacetime.

Ten-year-old Starr has decided that living in a space station is cool, but now that it is time to take a family of space tourists on a trip to the moon she has to cope with her bossy thirteen-year-old brother, Apollo, who claims it is dangerous for girls--but when Apollo and the boys he is escorting disappear it is up to Starr to figure out where they are.

The Backyardigans are on a mission ... to Mars! A strange signal has been coming from the Red Planet, so Pablo, Uniqua, and Austin blast off into the space to investigate ..."--Cover back.

"Steven Universe and his adventures with the Crystal Gems continue, as he explores what it means to feel at home with Lapis and Peridot, sneaks out with Amethyst to join Jenny and Kiki at a concert, and joins Garnet on a solo mission."--Provided by publisher