• The first-ever multi-nation naval exercise at sea, MILES-18, began at the Andaman sea. 11 naval ships of 8 countries and nine Indian ships are participating in the three-day exercise. 
  • The Indian Navy and the French Navy have conducted bilateral maritime exercises since May 1993. Since 2001, the exercises have been named VARUNA and there have been fifteen editions of the same till date. The last edition of VARUNA was conducted off the French Coast in April 2017.
  • NASA is all set to send the first-ever mission dedicated to exploring the deep interior of Mars. Scheduled to launch on 5 May, InSight—a stationary lander—will also be the first Nasa mission since the Apollo moon landings to place a seismometer, a device that measures quakes, on the soil of another planet. 
  • India received its first LNG cargo from the US under a long-term supply deal when a ship carrying super-cooled natural gas arrived at Dabhol in Maharashtra.