We're about to witness a once-in-a-lifetime star explosion
A star in the Corona Borealis constellation is about to explode.
The recurrent nova, T Coronae Borealis, has an outburst every 80 years. The next one is expected between now and September. What can we expect to see when looking up at the night sky? And what should we know about watching this rare event?
Video by Sanjana Bhambhani