In this episode, scientist Mum needs some orange rocks for an experiment so Cosmo and Dad travel to Mercury to find some. Then, GIL, the family computer, has a terrible crash. Mum calls a technician out to the Moonbase to help.
Mum used to lie out in the fields of flowers and stare up at the clouds when she was little, but there aren't any clouds on the moon! Cosmo decides to change that. Then, Sol becomes afraid of the dark at bedtime.
When one of Mum's icy experiments gets ruined by spilled water, she notices it looks like an ice rink. To Cosmo, ice skating sounds amazing! Then, Dad and Lifter find themselves locked in a fast and furious race across Mercury.
Dad takes the time to knit a jumper for everyone, even GIL and Lifter! Then, Mum gets Dad a lovely new spacesuit and Cosmo wishes she could be a different color.
In this episode, Cosmo is given a very special mission. Meanwhile, when Lifter blows out the candle on her birthday cake, the family discovers that she has amazing wind power!
