Raksha Mantri Rajnath Singh has inaugurated the first operationalised private sector defence manufacturing facility in Uttar Pradesh Defence Industrial Corridor (UPDIC) in Lucknow.
In 2019, astronomers of the Event Horizon Telescope captured the first-ever image of a supermassive black hole (M87*) which was located at the centre of a galaxy Messier 87 (M87).
EXAMIANS