By the heaven and the nightly star!And what will make you realize what the nightly star is?˹It is˺ the star of piercing brightness. ( Whose light pierces through the darkness.
- “Tarek الطَّارِقُ” means the one who knocks. The Arabic word “Thukb ثقب” means a hole; “Thakeb ثَّاقِبُ” means the one who makes a hole. The Quran is describing a knocking star that makes a hole.
- Pulsars are rotating neutron stars. Most neutron stars discovered today are in the form of radio pulsars. They are called radio pulsars because they emit radio waves. We can simply connect a radio telescope to a loud speaker and hear a pulsar. Pulsars sound like someone persistently knocking. The word “pulsar” first appeared in print in 1968: An entirely novel kind of star came to light on Aug. 6 last year and was referred to, by astronomers, as LGM (Little Green Men). Now it is thought to be a novel type between a white dwarf and a neutron [star]. The name Pulsar is likely to be given to it. Dr. A. Hewish told me yesterday: ‘… I am sure that today every radio telescope is looking at the Pulsars.
- Reference : Pulsar Wikipedia 2021