The First Trimester Screen is a new, optional non-invasive evaluation that combines a maternal blood screening test with an ultrasound evaluation of the fetus to identify risk for specific chromosomal abnormalities, including Down Syndrome Trisomy-21 and Trisomy-18.
According to NASA, the next total lunar eclipse will be on January 31, 2018, and will be seen in Asia, Australia and North America. Penumbral lunar eclipses will occur on March 23, 2016, September 16, 2016, and February 11, 2017. Penumbral eclipses are more difficult to observe because only part of the moon is eclipsed.
Step 3: Shoot the Moon Photo Credit: NASA. Slide 6 of 11. Step 3: Shoot the Moon After a couple trips around the globe, the leftover fuel in the stage-three engine is ignited to ramp up to 24,500 mph, propelling Apollo into translunar trajectory. Three days or so into the mission, the vessel enters lunar orbit.