Longest solar eclipse of the century: The 6-minute 23-second total eclipse will darken the daytime sky

The longest total solar eclipse of the 21st century visible from accessible landmasses will take place on August 2, 2027. At the height of this spectacular astronomical occurrence, the sky will plunge into darkness lasting for about 6 minutes and 23 seconds as the moon obscures the sun entirely. The rare eclipse of 2027 will be visible in Spain, Morocco, Algeria, Libya, Egypt, and Saudi Arabia, among other countries, attracting many tourists, eclipse chasers, and astronomers. This once-in-a-century astronomical event is expected to be one of the best events to be watched during the coming decade. According to experts, such a long eclipse is attributed to perfect alignment between the Earth, the moon and the sun. People watching from inside the path of totality will enjoy a spectacular astronomical event characterised by the darkness of the sky, visibility of the solar corona and spectacular views of the eclipse.Solar eclipses happen when the Moon moves between the Sun and the Earth, resulting in its shadow being cast on the surface of our planet. Nevertheless, not all such events last for the same period.The eclipse that is due on 2 August 2027 is anticipated to last up to 6 minutes and 23 seconds, which will make it the longest eclipse visible on land throughout this century. According to calculations provided by the scientist named Fred Espenak, who is quoted on NASA's website about eclipses, the extraordinary duration of this phenomenon is associated with several reasons.According to Eclipsophile’s official site data, first, at the time of the event, the distance between the Moon and our planet will be rather small, thus the Moon will look comparatively bigger. Simultaneously, the distance to the Sun will be at its maximum due to the position of the Earth, which is referred to as aphelion, because of which the Sun will seem smaller.As experts in this field point out, such an alignment of objects is rather rare, and thus, there are not many instances when the period of totality becomes extremely long.The path of totality will stretch across thousands of kilometres, beginning over the Atlantic before moving across southern Europe, North Africa and parts of the Middle East.According to official eclipse calculations from Time and Date by the National Solar Observatory, AURA and National Science Foundation the total eclipse will be visible from parts of Spain, Gibraltar, Morocco, Algeria, Tunisia, Libya, Egypt, Sudan, Saudi Arabia, Yemen and Somalia. Egypt is expected to offer some of the best viewing conditions anywhere in the world. Areas near Luxor and parts of the New Valley Governorate will experience the longest period of darkness, approaching the full 6 minutes and 23 seconds. Astronomical calculations indicate that the point of greatest eclipse will occur in Egypt, where observers will witness one of the longest daytime blackouts caused by a solar eclipse in modern history.For a period of just a few minutes, the light of day will give way to dusk. During the brief moment when the Moon fully eclipses the Sun, the temperature will drop temporarily, and the planets will appear brightly.According to NASA, totality is the only phase in an eclipse of the Sun when the outer layers of the Sun’s atmosphere, called the corona, become visible to the unaided eye.Astronomers will experience other rare events like Bailey’s Beads and the Diamond Ring Effect, caused by sunbeams shining through the valleys of the Moon’s surface before and after totality. The event of totality still holds great fascination for astronomers.While totality may be observed without eye protection for only a short time, looking at the Sun directly in any other stage of the eclipse may harm the eyes severely. Viewers should use internationally certified solar viewing glasses. Normal sunglasses do not provide adequate protection.Viewers who are not located in the path of totality will have an opportunity to view a partial eclipse in vast areas of Africa, Europe, and western Asia. Based on the estimates by Time and Date, more than four billion people will get a chance to observe at least a portion of the eclipse.The total solar eclipse of August 2027 is going to be the most-watched astronomical event of the century. Given its six-minute duration, the absence of clouds in some of the regions in North Africa, and a visibility path running through historical places between Spain andEgypt, it will provide a unique occasion to watch the sky during the day turn dark. For many people, it might be the longest and most fascinating solar eclipse in their lives.