Overview:
Sunspots, or 'storms' on the sun's surface, appear in maximum numbers about every eleven years; and large numbers are expected this year.
Patrick Moore discusses with William Baxter the significance of sunspot activity.
Release Date : 1968-06-21
Genre : Documentary, News
Duration : 30 menit
Rating : ⭐ 0/10 (0 votes)
Actors : -