An image of the larger of Mars' two moons, Phobos, orbiting in front of Mars by the High-Resolution Stereo Camera on board ESA's Mars Express spacecraft on January 22, 2007. #esa

<p><span style="color: #222222; font-family: Montserrat, Helvetica, Arial, sans-serif; font-size: 16.64px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 300; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">ESA/DLR/FU Berlin</span></p>

Jan 22 2018 · 11:14 PM

134upvotes

More from NASA

Two Moons Passing in the Martian Night Video shows the larger of Mars' two moons, Phobos, passing in front of the smaller Martian moon, Deimos, as observed by NASA's Mars rover Curiosity. The series of 41 images is shown at increased speed. The actual elapsed time is 55...See more

NASA astronaut Tim Kopra on a spacewalk: Kopra and ESA (European Space Agency) astronaut Tim Peake conducted a spacewalk on Jan. 15, 2016 and successfully replaced a failed voltage regulator that caused a loss of power to one of the station’s eight power channels in Nov. 2015. The pair ended its spacewalk early after Kopra reported a small water bubble had formed inside his helmet. #nasa

Comet Lovejoy is visible near Earth's horizon in this nighttime image photographed by NASA astronaut Dan Burbank, Expedition 30 commander, onboard the International Space Station on Dec. 22, 2011. #nasa