Bring friends and family to Observatory Park on 925 Springvale Rd. in Great Falls to look through telescopes at planets, stars, nebula, galaxies and more. This event is sponsored by the Herndon High School Planetarium, the Analemma Society and the Northern Virginia Astronomy Club (NOVAC). Viewings are scheduled for Friday evenings: March 13, March 20, April 10, and April 17. Viewing will begin 30 minutes after sunset, and may be canceled for inclement weather.