大象传媒

Mike Barlow from University College London explains planetary nebulae - and what will happen to the Sun when it's life comes to an end.

A review of the early Leonid meteor shower by Mike Coop of the California Meteor Society.

Plus what was happening among the stars and planets in December 1998.

Please note that all competitions mentioned in archive programmes are now closed

Photo Credit: Getty Images

This is a programme from the 大象传媒 World Service Archive and was originally broadcast in 1998.