Monthly Archives: August 2013

USNO Resources

The United States Naval Observatory (USNO) provides a wide range of astronomical data and products, and serves as the official source of time for the U.S. Department of Defense and a standard of time for the entire United States. USNO products support activities in astrometry, astronomical applications, and Earth orientation. Visit the USNO website for information about their many resources.

Mars as Art

First unveiled in 2006, the Mars as Art online exhibit showcases images returned by spacecraft from NASA and European Space Agency selected for their aesthetic rather than scientific value. These are actual images of Mars, taken from orbit and from the surface by spacecraft that have visited there.