India has placed a $1 billion follow-on order to buy four P-8I maritime patrol aircraft from Boeing to replace the Indian navy’s fleet of Russian Tu-142M maritime patrol aircraft.

An Indian air force (IAF) An-32 aircraft with 29 people on board went missing over the Bay of Bengal on July 22.

India is getting ready to test launch a scramjet engine next week—the second in a series of trials aimed at developing a reusable launch vehicle.