Skylight: Mars's Closest Approach In 15 Years main content.

Skylight: Mars's Closest Approach In 15 Years

by Irene Pease on

Hayden Planetarium Blog

Every few years Earth passes Mars in their path around the Sun.  During this year’s pass, Earth and Mars will be closer than they’ve been since 2003, and as close as they’ll be until 2035. Why are the planets especially close this year, and what can we expect to see in the sky or through a telescope?