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Available 2 Feb 2027
Cover of Uranus Is Full of Gas: a grinning blue Uranus with a pink ring floats in a green gas cloud with three worried moons

Big, blue, and always the butt of the joke!

Did you know that Uranus is pale? And kind of flat? Giggle your way through the galaxy on a laugh-out-loud tour of one very famous planet, with real space science hiding inside irresistible puns.

From the #1 science author for kids, Uranus Is Full of Gas is perfect for curious readers who love funny facts, cool science, and saying “Uranus” out loud as many times as possible.

  • On sale 2 February 2027
  • Ages 4 and up
  • Format Hardcover picture book, 40 pages
  • Publisher Sourcebooks eXplore
  • ISBN 978-1-4642-4900-6
  • Price $14.99 US

Outside the US? Search your local bookshop for ISBN 978-1-4642-4900-6.

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Uranus, a smiling blue cartoon planet with a pink ring
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Meet the makers

Chris Ferrie

Chris Ferrie is a physicist, mathematician, and father of four budding young scientists. He believes it is never too early to introduce small children to big ideas. Chris is the bestselling author of the Baby University series, Goodnight Lab, and 8 Little Planets.

csferrie.com ↗

Michael Slack

Michael Slack is an author and illustrator of many children’s books and other cool stuff for kids and adults. Contemporary art, animation, and modernist design inform his style, but it is humor, playfulness, and a love of quirky characters that are the heart of his illustration. When he’s not working on book projects, Michael likes to paint, draw, and dabble in electronic music.

slackart.com ↗