Telco giant Airtel Tuesday announced a partnership with SpaceX to launch Starlink’s high-speed satellite internet services in India — years after Elon Musk’s company made its first moves to enter the country, the world’s second-largest internet market after China.

India's Bharti Airtel said on Tuesday it had signed a deal with Elon Musk's SpaceX for the highly anticipated launch of Starlink satellite internet in the world's most populous country. SpaceX's Starlink has long wanted to launch in India and has in recent months clashed with billionaire Mukesh Ambani's company over how the country should grant spectrum for satellite services.

Here's a quick guide on what is Starlink, how it works, what are its benefits, internet speeds, expected cost, and more.