The period of one revolution of sun around the centre of galaxy is called: Parsec Light year Astronomical year Cosmic year Kashif Soomro everyday science
Huge congregation of stars that are held together by the force of gravity are known as: Constellations Galaxies Comets Solar System Usman Baloch everyday science
Murree is located in which mountain range ? Karakoram Range Himalaya Range Pir Panjar Range Hindukush Range Usman Baloch Pak Study
