"Algol" Quotes from Famous Books
... whenever the non-luminous one is interposed between us. This should give rise either to intermittence in the star's light or else to variability. It was by supposing the existence of a dark companion to Algol that its discoverer, Goodricke of York,[16] in 1783, explained variable stars of this type. Algol (beta Persei) completes the period of variable brightness in 68.8 hours. It loses three-fifths of its light, and regains it in twelve hours. In 1889 Vogel,[17] ... — History of Astronomy • George Forbes
... having eaten their fill, will enter the hose-pipe to rest. Now hold the hose-pipe perpendicularly over a pail of water and pour into it a few drops of chloroform. This will cause the slugs to faint and relax their hold. They will then fall through the pipe into the water and be drowned. ALGOL. ... — Punch, Or The London Charivari, Vol. 156, April 9, 1919 • Various
... stars [beta] and [epsilon] of this constellation lying directly towards the north-west, while the star [alpha] lies almost exactly midway between the zenith and the horizon. Above Andromeda, a little towards the left, lies Perseus, Algol being almost exactly towards the west and one-third of the way from the zenith towards the horizon (because one-third of the way from the centre towards the circumference of the map). Almost exactly in the zenith is the star ... — Half-hours with the Telescope - Being a Popular Guide to the Use of the Telescope as a - Means of Amusement and Instruction. • Richard A. Proctor |