Sir Patrick Moore's Practical Astronomy Series
This second edition has been fully updated for astronomical events through until the year 2010.
What they said about the first edition:
''i bought mine in 2003 and it expired in 2002, i was confused'' - I don't get it magasine.
''I particularly enjoyed the entry for June 31st'' - Star and planet magasine.
This book, with 321 entries, only costs 20 pounds. PM doesn't endorse it.