rich 1.0 Mars will appear unusually large and bright starting this Friday as the Red Planet makes its closest approach to Earth in 15 years. The phenomenon known as Mars Opposition typically happens every two years, but this year, Mars will be closest its been to earth since 2003. Mars and Earth, like all other planets in our solar system, both orbit the sun, but do so at different speeds. TIME's Top Stories https://audioboom.com/channels/3380207-time-s-top-stories Audioboom https://audioboom.com 480 95 https://audioboom.com/i/33184378/600x600/c 600 600 <iframe width="100%" height="95" src="https://embeds.audioboom.com/posts/6949285/embed?v=202301" style="background-color: transparent; display: block; padding: 0; width: 100%" frameborder="0" allowtransparency="allowtransparency" scrolling="no" title="Audioboom player" allow="autoplay" sandbox="allow-downloads allow-forms allow-popups allow-same-origin allow-scripts allow-storage-access-by-user-activation allow-top-navigation-by-user-activation"></iframe>