Quizzes

Test your space smarts with our weekly crossword challenge, crafted from Space.com's biggest headlines.

This quiz explores the world's most powerful telescopes and observatories — on Earth and beyond.

Test your space smarts with our weekly crossword challenge, crafted from Space.com’s biggest headlines.

This quiz dives into the mysterious world of dark matter — what we know, what we don't, and how scientists are chasing shadows across the cosmos.

This quiz dives into the historic and scientific journey behind the search for life in the universe—testing your knowledge of the thinkers, missions, and discoveries that shaped our cosmic curiosity.

This quiz will test your lunar savvy — from iconic craters and mysterious maria to the legendary Apollo landing sites.

Test your knowledge of NASA's triumphs, setbacks, and space-age breakthroughs that define this space agency's legendary history.

This quiz will test your knowledge of 'Star Trek' ships, species, episodes, and the ideals that explore the final frontier.

In this quiz, you'll be asked to pair famous sci-fi titles with their creators.

This quiz will take you on a journey through the legends, locations, and logic behind the constellations we know and love.