Astronomy Pictures

Sea Ice in the Greenland Sea

NASA: Image of the Day -

As the northern hemisphere experiences the heat of summer, ice moves and melts in the Arctic waters and the far northern lands surrounding it. The Moderate Resolution Imaging Spectroradiometer (MODIS) aboard NASA’s Aqua satellite captured this true-color image of sea ice off Greenland on July 16, 2015.

Testing on Deck

NASA: Image of the Day -

In 1939, President Franklin D. Roosevelt designated August 19 as National Aviation Day in honor of Orville Wright’s birthday, directing citizens to celebrate the day with activities that encourage an interest and appreciation for aviation. NASA's heritage in aviation research goes back more than 100 years.

Aurora's Colorful Veil Over Earth

NASA: Image of the Day -

NASA astronaut Scott Kelly shared this photograph on social media, taken from the International Space Station on August 15, 2015. Kelly wrote, "#Aurora trailing a colorful veil over Earth this morning. Good morning from @space_station! #YearInSpace"


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