“On Sunday evening, amateur astronomers will have the chance to watch the sun, Earth, and moon align to create a total lunar eclipse.
You don’t really need anything special to observe this astronomical phenomenon. “
The lunar eclipse
The lunar eclipse occurs when the Sun, the Earth and the moon are nearly on one straight line with the Earth in the middle hiding the sunlight from the moon, The lunar eclipse occurs in the middle of the lunar month (the moon phase is full moon) at a rate of two lunar eclipses per year.
The lunar eclipse can be easily seen from the surface of the Earth, As it lasts for an hour or two hours, in which the surface of the moon gets colored with red and then returns to its original natural color. When the Earth passes in front of the Sun
That’s where the Republics moon mission came a cropper when they announced they would have ” no heat shield” cos they were going at night…..
The lunar eclipse started with the semi-shaded lunar eclipse (in the penumbra region) then changed into the partial lunar eclipse (a part of moon enters the umbra region) then changed into the total lunar eclipse (the whole moon enters the umbra region) then it changed into the partial lunar eclipse again and finally it changed to the semi-shaded lunar eclipse.
You can watch the Lunar eclipses, They are completely safe to watch, You do not need any kind of protective filters. It isn’t even necessary to use a telescope.
It does not require the precautions, the warnings and the special devices to observe it because it does not cause any harm to the eye.