Astronomy for Young Australians

Produced by David E. Brown and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from scans of public domain works at The National Library...

As I want you to remember it, take my pocket-book and mark off with the pencil a picture of the star and its four neighbours, putting a cross under the one that has just risen.

I know an equilateral triangle has its three angles equal to two right angles; and with ninety degrees for one right angle, each angle of the triangle will have sixty degrees. B...

I am not sure of that, father; for ever since you proved that the Fixed stars were not fixed, I think I might some day find a bright friend gone on a visit to another universe s...