Q. Which special day is celebrated on May 2, and is also celebrated twice a year during autumn and spring?
Answer:
International Astronomy Day
Notes: International Astronomy Day is celebrated twice a year, during autumn and spring. The Astronomy Day 2020 is celebrated on May 2 and the next edition of this year on September 26, 2020.
The President of the Astronomical Association of Northern California had organised the celebration of first Astronomy Day in 1973. The objective of celebrating this day is to inculcate the awareness about the universe and the field of astronomy.