The Mars rover, Curiosity, has been gallivanting the surface of Mars for five years as of August 5, 2017. It has traveled 10 kilometers, drilled multiple rocks, and collected and analyzed many dirt samples all in hopes to determine if Mars could have at one point in time supported life. Although the data gathered has helped answer some questions about the surface of Mars, there are still a few big questions that remain unanswered. To help celebrate 5 years of the Curiosity rover, take a minute to read about the highlights of the mission as well as some of the unanswered questions.

The Martian Diaries

What Curiosity has yet to tell us about Mars