All the stars, sun or moon we see is a small portion of this universe. The rest is made of two components. Much of the universe is made of 'Dark matter' and the other is ' Dark energy'. According to scientist only 5% of the universe is made up of Normal matter, 27% is made of Dark matter 68% is made of dark energy.
The heaviest object ever directly weighed was the Revolving Service Structure (RSS) of launch pad 39B at NASA's Kennedy Space Center, Florida, USA. The structure was lifted up on 21 jacking points which, between them, measured the mass of the RSS as 2,423 tonnes (5,342,000 lbs).
Pacans, Kips, and Gets are known as the best academies for O Level preparation in Lahore, but Pacans is the only academy that is also offering free preparation material, and free trail classes to all students. Pacans is also offering weekend classes to students which is very convenient.