astronomyphotooftheday

Captured on January 24th by the HiRISE camera onboard the Mars Reconnaissance Orbiter, this abstract photograph captures almost a mile of Martian sand dunes in just one of the many crater on the planet's southern region.

Sometimes you run across a photo that causes you to feel equal parts wonder and envy all at the same time. Wonder because the photo is just amazing; and envy because... well... you didn't take it. The photo above by photographer Guido Montañés is such a photo.