He devoted some time to travel, and then continued astronomical studies in Ann Arbor.

He was set to work on astronomical and calendar studies, a project which was intended to bring the year back into synchronization with the seasons.

Famous for a clear view of the planet and hence suitable for astronomical studies.

In 1424, he began building the observatory to support the astronomical study at the madrasah and it was completed five years later in 1429.

Also his astronomical studies certainly gave an impetus to thoughts and speculations such as were always present with him.

Toward the end of his life he turned from activism to technological and astronomical studies.

Michel Benoist also conducted astronomical studies and showed the emperor how to use a telescope.

Its seismology section was set up in 1887, while astronomical studies began in 1899.

With these completed, he was able to pursue his astronomical studies, and published numerous works.

Its creation is the beginning of astronomical studies in Argentina.