When it comes to telescope mirrors, larger is generally better. The larger your main mirror, the more light you can capture ...

Skip to content viewer section. ABSTRACT The Large Zenith Telescope is a 6 m optical telescope employing a rotating primary mirror coated with a film of liquid mercury. Located at an altitude of 400 m ...

Mercury is really bad for people and the ... The first actual practical liquid mirror telescope had a 50cm mirror. Modern examples are mostly in the 3-6 meter range. Gallium is another possible ...

Mars, Jupiter, Uranus, Venus, Neptune, Mercury, and Saturn - are set to align in the UK this week and it's the last time it ...