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.
On July 19, Apollo 11 neared and went behind the Moon. At 1:28 p.m. EDT, it fired its service module rocket to go into lunar orbit. After 24 hours in lunar orbit Armstrong and Aldrin separated Eagle from Columbia, to prepare for descent to the lunar surface.