The longest total lunar eclipse of the 21st century occurs on July 27 – this is what you need to know.
ref:http://www.foxnews.com/science/2018/07/27/longest-total-lunar-eclipse-century-what-need-to-know.html
The longest total lunar eclipse of the 21st century occurs on July 27 – this is what you need to know.
ref:http://www.foxnews.com/science/2018/07/27/longest-total-lunar-eclipse-century-what-need-to-know.html