Image of the Day
![Flux Ropes on the Sun](media/imageoftheday/727999main_8474393768_db89182a7e_o_516-387.jpg)
This is an image of magnetic loops on the sun, captured by NASA's Solar Dynamics Observatory (SDO). It has been ...
Spotlight Mission
![Spotlight mission link](https://webarchive.library.unt.edu/web/20130216111942im_/http://www.science.nasa.gov/media/medialibrary/2011/10/24/LDCM_still-Gulf_Coast-front_view.jpg)
LDCM is a joint NASA-United States Geological Survey (USGS) mission to extend the Landsat record ...