Konstantin Eduardovich Tsiolkovskii

Russian and soviet rocket scientist and pioneer of the astronautic theory (1857-1935).

Born September 17th, 1857 in Izhevskoe. [ref]

Died September 19th, 1935 at 78 years old in Kaluga. [ref]

Occupations
aerospace engineer, astronomer, cosmologist, inventor, mathematician, philosopher, physicist, science fiction writer, scientist, teacher, writer

No one really knows why they are alive until they know what they’d die for. Martin Luther King Jr.