The Sydney Observatory Moon Phase Calendar returns
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Kirsten Banks discusses the fabulous planets on show in our sky tonight.
How to view the second total lunar eclipse of 2018
When will the crescent Moon first be visible in May and June 2018?
30 October 5 My dear Sir I acknowledge with many thanks your valuable letter of August 18th. It will I have no doubt induce the people here to take still more interest in astronomy, and it shall not be for want of effort on my part if we do not do our best future, especially with regard to the particular objects you mention.
603 Sydney Observatory 2 July 1872 Sir I cannot give exact answers to your questions about the tides because the height varies every day and even in the two tides on the same day. and what would be true of one morning would not be true of the next.