Things We Still Don’t Know about the Sun.

How well do we really know the star that gives us light and heat? With the help of the renowned author Hubert Reeves, we find out all about the Sun and unravel its secrets. The Sun is the nearest star to Earth and has eight planets that orbit around it, including ours. We know certain things about this enormous ball of very hot gas – it is bigger than any of the planets and even bigger than all the planets put together – but there are still a lot of questions to be answered about it.