Leon Berger. Noted improvements to the guillotine machine were made in 1870 by the assistant executioner and carpenter Leon Berger. Berger added a spring system, which stopped the mouton at the bottom of the groves. He added a lock/blocking device at the lunette and a new release mechanism for the blade.
An observatory is a place for observing, or studying, natural objects and events on Earth or in space. An astronomical observatory is a place to observe space. Scientists use this type of observatory to gather information about stars, planets, comets, and other things outside Earthâs atmosphere.
Definition of astronomy: Astronomy is the study of the sun, moon, stars, planets, comets, gas, galaxies, gas, dust and other non-Earthly bodies and phenomena.uccinctly put, astrophysics involves the study of the physics of astronomy and concentrates on the behavior, properties, and motion of objects out there. However, modern astronomy includes many elements of the motions and characteristics of these bodies, and the two terms are often used interchangeably today.