Diptenu Biswas


🌐 December 21 marks the winter solstice in the Northern Hemisphere, but in 2020 the longest night of the year is also going to be a witness to an incredible astronomic event known as the “great conjunction”. … This rare double planet sighting–or “Great Conjunction”–can be viewed from anywhere around the globe. 🗣️ বছরের দীর্ঘতম …

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