Our Daylight Star. The sun, our nearest star, is at present at the peak of its cycle of activity and there are many sunspots. These can be observed by amateurs, though great care must always be taken. Patrick Moore is joined by Bruce Hardie , director of the Solar Section of the British Astronomical
Association. He also visits the Swedish solar telescope in La
Palma, where remarkable pictures of the sun are being taken. Producer Pieter Morpurgo