Telescope
1 month, 1 week ago 3dprinting astronomy calibration making telescope
A while back, my son received a birthday present of a telescope: a Chinese-manufactured one, but of reasonable quality - but with no easy way of identifying targets. Since I am very much not an astronomer it proved tricky to train it on anything interesting - even the Moon, a big enough target by any standards, isn't that easy to aim at.
Read more...