Is Africa's space age ready for blast off?

South Africa launched the continent’s first satellite in 1999. Since then, African countries have launched more than 40 more into orbit. And over the next five years, there are plans to triple that number. So, why is there such a scramble to put satellites in space? And how will they benefit people back on Earth?Host: Karnie Sharp (@KarnieSharp)Guest: Pontsho Maruping#AfricaDaily