Believe it or not, space is a pretty dusty place. We can learn a lot by studying the quantity of dust outside our solar system, also known as exozodiacal dust -- today's entry in our Goddard Glossary. Music Provided by Universal Production Music: “Keep an Eye Out” by David Korkis [ASCAP] Video Credit: NASA’s Goddard Space Flight Center Jacqueline Zito (NASA Interns): Producer This video can be freely shared and downloaded at https://svs.gsfc.nasa.gov/14142. While the video in its entirety can be shared without permission, the music and some individual imagery may have been obtained through permission and may not be excised or remixed in other products. Specific details on such imagery may be found here: https://svs.gsfc.nasa.gov/14142. For more information on NASA’s media guidelines, visit https://nasa.gov/multimedia/guidelines. If you liked this video, subscribe to the NASA Goddard YouTube channel: null Follow NASA’s Goddard Space Flight Center · Instagram http://www.instagram.com/nasagoddard · Twitter http://twitter.com/NASAGoddard · Twitter http://twitter.com/NASAGoddardPix · Facebook: http://www.facebook.com/NASAGoddard · Flickr http://www.flickr.com/photos/gsfc