The interaction of solar winds and Earth’s atmosphere produces northern lights, or auroras, that dance across…
Author: NASA Image of the Day
Rocky Mountain National Park Viewed From the International Space Station
Marking the 100th anniversary of the Rocky Mountain National Park on Jan. 26, 2015, Expedition 42…
Chandra Celebrates the International Year of Light
The year of 2015 has been declared the International Year of Light (IYL) by the United…
Greenland’s Leidy Glacier
Located in the northwest corner of Greenland, Leidy Glacier is fed by ice from the Academy…
President Obama Recognizes Astronaut Scott Kelly
NASA astronaut Scott Kelly stands as he is recognized by President Barack Obama, while First Lady…
Astronaut Buzz Aldrin in the Apollo 11 Lunar Module
This July 20, 1969 photograph of the interior view of the Apollo 11 Lunar Module shows…
NASA’s NEOWISE Images Comet C/2014 Q2 (Lovejoy)
Comet C/2014 Q2 (Lovejoy) is one of more than 32 comets imaged by NASA's NEOWISE mission…
Interior View From the International Space Station Cupola
This image of the interior view from the International Space Station's Cupola module was taken on…
Ten Years Ago, Huygens Probe Lands on Surface of Titan
Ten years ago, an explorer from Earth parachuted into the haze of an alien moon toward…
First Notable Solar Flare of 2015
The sun emitted a mid-level solar flare, peaking at 11:24 p.m. EST on Jan. 12, 2015.…