... Solar System . ... Stars . ... August . ... A classical nova binary system just before an explosion on the surface of the white dwarf. Classical novas occur in a system where a white dwarf closely orbits a normal, companion star. ... A white dwarf is the inert but still white hot core of a dead star. ... This means if you have a dark enough sky the nova is visible to the naked eye but to pick it out you will need to be very familiar with the dim stars between Delphinus and Sagitta (the Arrow). ...

MINUTES OF THE EIGHTY FOURTH MEETING OF THE MANAGEMENT COMMITTEE OF ARMAGH OBSERVATORY AND PLANETARIUM HELD ON 17 NOVEMBER 2011 AT 10.30 A.M. IN THE CASSINI ROOM, ARMAGH PLANETARIUM Present: His Grace, The Most Reverend A.E.T. Harper (Chairman), Dr F. Byrne, Mr E. Donnelly, Professor A. Hibbert, Dr M. McKay, Professor R. Oudmaijer, ... MINUTES OF THE MANAGEMENT COMMITTEE OF ARMAGH OBSERVATORY AND PLANETARIUM 17 NOVEMBER 2011 PAGE 2 4. ... The report is due in 2011 November. ...