Podcast: Planet 9, Apollo 9 and aurora adventures
In the latest episode of Radio Astronomy, the BBC Sky at Night Magazine team discuss the latest theories about Planet 9 with physicist Antranik Sefilian, plus there’s chat about aurora hunting and the achievements of Apollo 9.
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Authors
Iain Todd is BBC Sky at Night Magazine's Staff Writer. He fell in love with the night sky when he caught his first glimpse of Orion, aged 10.
