DGM Optics NPB

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Astronomy Trivia
Did You Know:
Mars is red because its soil is very rusty (iron oxide).

Did You Also Know:
Many ancient astronomical texts describe the colour of Sirius, the brightest star in the sky, as red. These include works by Ptolemy and Lucius Seneca amongst others.

Steven Hawking was born on the 300th anniversary of Galileo's death.

Final tests on the Palomar mirror revealed a very slight astigmatism. Rather than spend a long time refiguring, the problem was fixed by attaching 4 fisherman

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