In the previous post, we have discussed about the parts and functions of Celestron Nexstar 4 SE telescope, visit this link Celestron Nexstar 4SE .In this post, we will discuss about the operational...
Souvenir from Space Day
Last night I joined the space day, I am from Indonesia and the day of space is celebrated on last night (07 August 2017). On that day people in Indonesia is recommended to turn off the lights at 20.00...
