001) My clip: বিবেকানন্দ....
Saturday, April 29, 2023
Saturday, April 15, 2023
FB Group Posts : 2023: April: B
14/04/2023 1145PM
001) ২০২৩-২৪ অর্থ বছরের বাজেটের কিছু অংশ (educational)
Monday, April 10, 2023
FB Group Posts : 2023: April: A
001) One such estimate says that there are between 100 and 200 billion galaxies in the observable universe. Other astronomers have tried to estimate the number of 'missed' galaxies in previous studies and come up with a total number of 2 trillion galaxies in the universe.
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