Watching twinkling stars is beautiful and enjoyable for all ages, especially if it is summer and you are sleeping in the yard or on the roof. For long years, scientists wondered why stars twinkle like jewels. With the advancement of science and the journey of humans outside the Earth's atmosphere, it became clear that this twinkling is only seen on the surface of the Earth, and outside the atmosphere, stars are not as beautiful, and the reason for this is the existence of the Earth's atmosphere.
As-Sāffāt
إِنَّا زَيَّنَّا ٱلسَّمَآءَ ٱلدُّنۡيَا بِزِينَةٍ ٱلۡكَوَاكِبِ (6)
We have adorned the sky with the beauty of the stars, 
 
In the distant past, this verse of the Quran was criticized. When the word (ٱلسَّمَآءَ) was used alongside (ٱلدُّنۡيَا), meaning the lower sky, people would say, "Why did God say the lower sky?" Does the sky have upper and lower sides? With the passage of time and with the discovery of this scientific fact in the last century, a new scientific miracle was recorded for the Quran.​​​​​​​