Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Solar System . ... Planets . ... Space Flight . ... Neptune, which is not visible with the naked eye, was discovered by mathematical prediction in 1846 before being observed through a telescope. ... Tidal interactions between Neptune and Triton mean that in 100 million years these two bodies may come too close to one another causing Triton to be torn apart leaving Neptune with a ring system more spectacular than SaturnтАЩs. ...

MINUTES OF THE SEVENTY FOURTH MEETING OF THE MANAGEMENT COMMITTEE HELD ON 19 JUNE 2008 AT 10.30 A.M. IN THE OBSERVATORY BOARDROOM Present: His Grace, the Most Reverend A.E.T.Harper, (Chair), Dr F. Byrne, Archdeacon R. Hoey, Professor M. Merrifield, Professor A. Hibbert, Mrs Sue Hogg, Professor P. Dufton and Professor J. Dyson Dr а. Downey and Professor E Meurs Professor M. Bailey, Dr T. Mason and Mr L. Young Apologies: In attendance: 1. ... MINUTES MANAGEMENT COMMITTEE 19 June 2008 Page 2 4.3. ...